diff --git a/Marlin/example_configurations/AlephObjects/TAZ4/Configuration.h b/Marlin/example_configurations/AlephObjects/TAZ4/Configuration.h
index 797539a730..628e73d279 100644
--- a/Marlin/example_configurations/AlephObjects/TAZ4/Configuration.h
+++ b/Marlin/example_configurations/AlephObjects/TAZ4/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/AliExpress/CL-260/Configuration.h b/Marlin/example_configurations/AliExpress/CL-260/Configuration.h
index 7f0e5d4a2b..5dd40be82a 100644
--- a/Marlin/example_configurations/AliExpress/CL-260/Configuration.h
+++ b/Marlin/example_configurations/AliExpress/CL-260/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Anet/A6/Configuration.h b/Marlin/example_configurations/Anet/A6/Configuration.h
index b88aae0dd8..0051dd57a2 100644
--- a/Marlin/example_configurations/Anet/A6/Configuration.h
+++ b/Marlin/example_configurations/Anet/A6/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Anet/A8/Configuration.h b/Marlin/example_configurations/Anet/A8/Configuration.h
index 8228543d2c..6e0d8717ed 100644
--- a/Marlin/example_configurations/Anet/A8/Configuration.h
+++ b/Marlin/example_configurations/Anet/A8/Configuration.h
@@ -237,6 +237,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/BIBO/TouchX/Configuration.h b/Marlin/example_configurations/BIBO/TouchX/Configuration.h
index 24ffe7b8f7..f376796b34 100644
--- a/Marlin/example_configurations/BIBO/TouchX/Configuration.h
+++ b/Marlin/example_configurations/BIBO/TouchX/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/BQ/Hephestos/Configuration.h b/Marlin/example_configurations/BQ/Hephestos/Configuration.h
index a98aa0f4b5..bedfb02132 100644
--- a/Marlin/example_configurations/BQ/Hephestos/Configuration.h
+++ b/Marlin/example_configurations/BQ/Hephestos/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/BQ/Hephestos_2/Configuration.h b/Marlin/example_configurations/BQ/Hephestos_2/Configuration.h
index 731a5c7a79..d25aea3189 100644
--- a/Marlin/example_configurations/BQ/Hephestos_2/Configuration.h
+++ b/Marlin/example_configurations/BQ/Hephestos_2/Configuration.h
@@ -235,6 +235,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/BQ/WITBOX/Configuration.h b/Marlin/example_configurations/BQ/WITBOX/Configuration.h
index a8069c2fb0..c564dd57f3 100644
--- a/Marlin/example_configurations/BQ/WITBOX/Configuration.h
+++ b/Marlin/example_configurations/BQ/WITBOX/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Cartesio/Configuration.h b/Marlin/example_configurations/Cartesio/Configuration.h
index f41dcb87f8..cc32bd1f71 100644
--- a/Marlin/example_configurations/Cartesio/Configuration.h
+++ b/Marlin/example_configurations/Cartesio/Configuration.h
@@ -237,6 +237,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Creality/CR-10/Configuration.h b/Marlin/example_configurations/Creality/CR-10/Configuration.h
index 99750da7eb..d4a7b51879 100755
--- a/Marlin/example_configurations/Creality/CR-10/Configuration.h
+++ b/Marlin/example_configurations/Creality/CR-10/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Creality/CR-10S/Configuration.h b/Marlin/example_configurations/Creality/CR-10S/Configuration.h
index fb50014829..2689eaabe9 100644
--- a/Marlin/example_configurations/Creality/CR-10S/Configuration.h
+++ b/Marlin/example_configurations/Creality/CR-10S/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Creality/Ender/Configuration.h b/Marlin/example_configurations/Creality/Ender/Configuration.h
index 31a5d059dd..cca85e995f 100644
--- a/Marlin/example_configurations/Creality/Ender/Configuration.h
+++ b/Marlin/example_configurations/Creality/Ender/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Felix/Configuration.h b/Marlin/example_configurations/Felix/Configuration.h
index 17290eb4a1..81806487d7 100644
--- a/Marlin/example_configurations/Felix/Configuration.h
+++ b/Marlin/example_configurations/Felix/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   #define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Felix/DUAL/Configuration.h b/Marlin/example_configurations/Felix/DUAL/Configuration.h
index b345642e54..db39ae98a1 100644
--- a/Marlin/example_configurations/Felix/DUAL/Configuration.h
+++ b/Marlin/example_configurations/Felix/DUAL/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   #define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/FolgerTech/i3-2020/Configuration.h b/Marlin/example_configurations/FolgerTech/i3-2020/Configuration.h
index 818a8684fb..6fd7ff7f32 100644
--- a/Marlin/example_configurations/FolgerTech/i3-2020/Configuration.h
+++ b/Marlin/example_configurations/FolgerTech/i3-2020/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Geeetech/GT2560/Configuration.h b/Marlin/example_configurations/Geeetech/GT2560/Configuration.h
index 07f234393d..8cbac84035 100644
--- a/Marlin/example_configurations/Geeetech/GT2560/Configuration.h
+++ b/Marlin/example_configurations/Geeetech/GT2560/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h b/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h
index a9e149a6e8..8affef7ec3 100644
--- a/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h
+++ b/Marlin/example_configurations/Geeetech/I3_Pro_X-GT2560/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Infitary/i3-M508/Configuration.h b/Marlin/example_configurations/Infitary/i3-M508/Configuration.h
index 53e2620d9e..8b73592645 100644
--- a/Marlin/example_configurations/Infitary/i3-M508/Configuration.h
+++ b/Marlin/example_configurations/Infitary/i3-M508/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/JGAurora/A5/Configuration.h b/Marlin/example_configurations/JGAurora/A5/Configuration.h
index 6adaaad52c..746ba89ecb 100644
--- a/Marlin/example_configurations/JGAurora/A5/Configuration.h
+++ b/Marlin/example_configurations/JGAurora/A5/Configuration.h
@@ -241,6 +241,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Malyan/M150/Configuration.h b/Marlin/example_configurations/Malyan/M150/Configuration.h
index ebd8d422e1..5404ee6768 100644
--- a/Marlin/example_configurations/Malyan/M150/Configuration.h
+++ b/Marlin/example_configurations/Malyan/M150/Configuration.h
@@ -241,6 +241,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Micromake/C1/basic/Configuration.h b/Marlin/example_configurations/Micromake/C1/basic/Configuration.h
index c1307c12e8..d9b25ca1ef 100644
--- a/Marlin/example_configurations/Micromake/C1/basic/Configuration.h
+++ b/Marlin/example_configurations/Micromake/C1/basic/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Micromake/C1/enhanced/Configuration.h b/Marlin/example_configurations/Micromake/C1/enhanced/Configuration.h
index a81f366928..157d97cb10 100644
--- a/Marlin/example_configurations/Micromake/C1/enhanced/Configuration.h
+++ b/Marlin/example_configurations/Micromake/C1/enhanced/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
index ac25325961..14dcfe77fd 100644
--- a/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
+++ b/Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/RigidBot/Configuration.h b/Marlin/example_configurations/RigidBot/Configuration.h
index 8f1613c14b..83e9d795b2 100644
--- a/Marlin/example_configurations/RigidBot/Configuration.h
+++ b/Marlin/example_configurations/RigidBot/Configuration.h
@@ -239,6 +239,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/SCARA/Configuration.h b/Marlin/example_configurations/SCARA/Configuration.h
index d36fe17a99..0ec3e01353 100644
--- a/Marlin/example_configurations/SCARA/Configuration.h
+++ b/Marlin/example_configurations/SCARA/Configuration.h
@@ -266,6 +266,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Sanguinololu/Configuration.h b/Marlin/example_configurations/Sanguinololu/Configuration.h
index 56be1c9f7f..80a5fc4156 100644
--- a/Marlin/example_configurations/Sanguinololu/Configuration.h
+++ b/Marlin/example_configurations/Sanguinololu/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/TinyBoy2/Configuration.h b/Marlin/example_configurations/TinyBoy2/Configuration.h
index 7bf52975b7..42a3fec7a5 100644
--- a/Marlin/example_configurations/TinyBoy2/Configuration.h
+++ b/Marlin/example_configurations/TinyBoy2/Configuration.h
@@ -258,6 +258,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Tronxy/X1/Configuration.h b/Marlin/example_configurations/Tronxy/X1/Configuration.h
index 29ecbf8e23..bc813b22f9 100644
--- a/Marlin/example_configurations/Tronxy/X1/Configuration.h
+++ b/Marlin/example_configurations/Tronxy/X1/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Velleman/K8200/Configuration.h b/Marlin/example_configurations/Velleman/K8200/Configuration.h
index 1c70a81c5b..f112426dea 100644
--- a/Marlin/example_configurations/Velleman/K8200/Configuration.h
+++ b/Marlin/example_configurations/Velleman/K8200/Configuration.h
@@ -256,6 +256,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Velleman/K8400/Configuration.h b/Marlin/example_configurations/Velleman/K8400/Configuration.h
index 4250a4f058..7cb8069d03 100644
--- a/Marlin/example_configurations/Velleman/K8400/Configuration.h
+++ b/Marlin/example_configurations/Velleman/K8400/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Velleman/K8400/Dual-head/Configuration.h b/Marlin/example_configurations/Velleman/K8400/Dual-head/Configuration.h
index 03fd560666..d3a8fb7071 100644
--- a/Marlin/example_configurations/Velleman/K8400/Dual-head/Configuration.h
+++ b/Marlin/example_configurations/Velleman/K8400/Dual-head/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/Wanhao/Duplicator 6/Configuration.h b/Marlin/example_configurations/Wanhao/Duplicator 6/Configuration.h
index 0165baa8a7..b6a70a3921 100644
--- a/Marlin/example_configurations/Wanhao/Duplicator 6/Configuration.h	
+++ b/Marlin/example_configurations/Wanhao/Duplicator 6/Configuration.h	
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/adafruit/ST7565/Configuration.h b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
index da5d100185..e05ad91bc0 100644
--- a/Marlin/example_configurations/adafruit/ST7565/Configuration.h
+++ b/Marlin/example_configurations/adafruit/ST7565/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h b/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h
index 5c357c4f94..37ffdb1b08 100644
--- a/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h
+++ b/Marlin/example_configurations/delta/FLSUN/auto_calibrate/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/delta/FLSUN/kossel/Configuration.h b/Marlin/example_configurations/delta/FLSUN/kossel/Configuration.h
index 58977f1452..4553872883 100644
--- a/Marlin/example_configurations/delta/FLSUN/kossel/Configuration.h
+++ b/Marlin/example_configurations/delta/FLSUN/kossel/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h b/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h
index 40848bf46c..2472a335d7 100644
--- a/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/FLSUN/kossel_mini/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/delta/generic/Configuration.h b/Marlin/example_configurations/delta/generic/Configuration.h
index 661cdf84af..8b1b39c8b5 100644
--- a/Marlin/example_configurations/delta/generic/Configuration.h
+++ b/Marlin/example_configurations/delta/generic/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/delta/kossel_mini/Configuration.h b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
index e6eba2c2c3..8ef9d0ade7 100644
--- a/Marlin/example_configurations/delta/kossel_mini/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_mini/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/delta/kossel_pro/Configuration.h b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
index f3561a974f..e72d534275 100644
--- a/Marlin/example_configurations/delta/kossel_pro/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_pro/Configuration.h
@@ -240,6 +240,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/delta/kossel_xl/Configuration.h b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
index 1d4bf352fe..420994f8f9 100644
--- a/Marlin/example_configurations/delta/kossel_xl/Configuration.h
+++ b/Marlin/example_configurations/delta/kossel_xl/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   #define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/gCreate/gMax1.5+/Configuration.h b/Marlin/example_configurations/gCreate/gMax1.5+/Configuration.h
index a82618f4a7..b328890c61 100644
--- a/Marlin/example_configurations/gCreate/gMax1.5+/Configuration.h
+++ b/Marlin/example_configurations/gCreate/gMax1.5+/Configuration.h
@@ -241,6 +241,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/makibox/Configuration.h b/Marlin/example_configurations/makibox/Configuration.h
index 3bb2b0d9e7..ff15f9e02d 100644
--- a/Marlin/example_configurations/makibox/Configuration.h
+++ b/Marlin/example_configurations/makibox/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/tvrrug/Round2/Configuration.h b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
index 1b1cff1899..418bd80758 100644
--- a/Marlin/example_configurations/tvrrug/Round2/Configuration.h
+++ b/Marlin/example_configurations/tvrrug/Round2/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature
diff --git a/Marlin/example_configurations/wt150/Configuration.h b/Marlin/example_configurations/wt150/Configuration.h
index a5fe0376bc..bb46ad74a5 100644
--- a/Marlin/example_configurations/wt150/Configuration.h
+++ b/Marlin/example_configurations/wt150/Configuration.h
@@ -236,6 +236,15 @@
   // Enable this option to leave the PSU off at startup.
   // Power to steppers and heaters will need to be turned on with M80.
   //#define PS_DEFAULT_OFF
+
+  //#define AUTO_POWER_CONTROL        // Enable automatic control of the PS_ON pin
+  #if ENABLED(AUTO_POWER_CONTROL)
+    #define AUTO_POWER_FANS           // Turn on PSU if fans need power
+    #define AUTO_POWER_E_FANS
+    #define AUTO_POWER_CONTROLLERFAN
+    #define POWER_TIMEOUT 30
+  #endif
+
 #endif
 
 // @section temperature