diff --git a/code/game/machinery/machinery.dm b/code/game/machinery/machinery.dm
index 99a3df5eba..d924b38884 100644
--- a/code/game/machinery/machinery.dm
+++ b/code/game/machinery/machinery.dm
@@ -357,6 +357,11 @@ Class Procs:
 				R.play_rped_sound()
 	return 1
 
+// This is it's own proc so it can be more easily found when looking for machines that can upgrade themselves from mapped parts
+// Should be called from LateInitialize()
+/obj/machinery/proc/apply_mapped_upgrades()
+	return
+
 // Default behavior for wrenching down machines.  Supports both delay and instant modes.
 /obj/machinery/proc/default_unfasten_wrench(var/mob/user, var/obj/item/W, var/time = 0)
 	if(!W.has_tool_quality(TOOL_WRENCH))
diff --git a/code/modules/power/port_gen_vr.dm b/code/modules/power/port_gen_vr.dm
index 7cca09c4c2..86c98ac6c0 100644
--- a/code/modules/power/port_gen_vr.dm
+++ b/code/modules/power/port_gen_vr.dm
@@ -97,6 +97,46 @@
 	. = ..()
 	default_apply_parts()
 	connect_to_network()
+	if(mapload)
+		return INITIALIZE_HINT_LATELOAD
+
+/obj/machinery/power/rtg/LateInitialize()
+	apply_mapped_upgrades()
+
+/obj/machinery/power/rtg/apply_mapped_upgrades()
+	// Detect new parts placed by mappers
+	var/list/parts_found = list()
+	for(var/i = 1, i <= loc.contents.len, i++)
+		var/obj/item/W = loc.contents[i]
+		if(istype(W, /obj/item/stock_parts/capacitor))
+			parts_found.Add(W)
+		if(istype(W, /obj/item/stock_parts/micro_laser))
+			parts_found.Add(W)
+
+	// Wipe old parts for new ones!
+	if(parts_found.len == 0)
+		return
+	if(locate(/obj/item/stock_parts/capacitor) in parts_found)
+		while(TRUE)
+			var/obj/item/stock_parts/capacitor/C = locate(/obj/item/stock_parts/capacitor) in component_parts
+			if(isnull(C))
+				break
+			component_parts.Remove(C)
+			qdel(C)
+	if(locate(/obj/item/stock_parts/micro_laser) in parts_found)
+		while(TRUE)
+			var/obj/item/stock_parts/micro_laser/M = locate(/obj/item/stock_parts/micro_laser) in component_parts
+			if(isnull(M))
+				break
+			component_parts.Remove(M)
+			qdel(M)
+
+	// Rebuild from mapper's parts
+	for(var/i = 1, i <= parts_found.len, i++)
+		var/obj/item/W = parts_found[i]
+		component_parts.Add(W)
+		W.forceMove(src)
+	RefreshParts()
 
 /obj/machinery/power/rtg/process()
 	..()
diff --git a/code/modules/power/smes.dm b/code/modules/power/smes.dm
index 1b9d399738..07edb61b92 100644
--- a/code/modules/power/smes.dm
+++ b/code/modules/power/smes.dm
@@ -86,12 +86,15 @@ GLOBAL_LIST_EMPTY(smeses)
 		connect_to_network()
 	if(!should_be_mapped)
 		WARNING("Non-buildable or Non-magical SMES at [src.x]X [src.y]Y [src.z]Z")
+	if(mapload)
+		return INITIALIZE_HINT_LATELOAD
 
-/obj/machinery/power/smes/buildable/Initialize(mapload)
-	. = ..()
-	return INITIALIZE_HINT_LATELOAD
+/obj/machinery/power/smes/LateInitialize()
+	apply_mapped_upgrades()
+	apply_mapped_settings()
 
-/obj/machinery/power/smes/buildable/LateInitialize()
+// Only the buildable smes type checks for mapped updates
+/obj/machinery/power/smes/buildable/apply_mapped_upgrades()
 	// Detect new coils placed by mappers
 	var/list/parts_found = list()
 	for(var/i = 1, i <= loc.contents.len, i++)
@@ -106,7 +109,6 @@ GLOBAL_LIST_EMPTY(smeses)
 		if(isnull(C))
 			break
 		component_parts.Remove(C)
-		C.forceMove(src.loc)
 		qdel(C)
 		cur_coils--
 	// Rebuild from mapper's coils
@@ -118,6 +120,10 @@ GLOBAL_LIST_EMPTY(smeses)
 			W.forceMove(src)
 	RefreshParts()
 
+// Allows subtypes to configue the smes for different input/output rates, and level of starting charge
+/obj/machinery/power/smes/proc/apply_mapped_settings()
+	return
+
 /obj/machinery/power/smes/Destroy()
 	for(var/obj/machinery/power/terminal/T in terminals)
 		T.master = null
@@ -578,3 +584,38 @@ GLOBAL_LIST_EMPTY(smeses)
 /obj/machinery/power/smes/proc/set_output(var/new_output = 0)
 	output_level = between(0, new_output, output_level_max)
 	update_icon()
+
+/obj/machinery/power/smes/buildable/hybrid
+	name = "hybrid power storage unit"
+	desc = "A high-capacity superconducting magnetic energy storage (SMES) unit, modified with alien technology to generate small amounts of power from seemingly nowhere."
+	icon = 'icons/obj/power_vr.dmi'
+	var/recharge_rate = 10000
+	var/overlay_icon = 'icons/obj/power_vr.dmi'
+
+/obj/machinery/power/smes/buildable/hybrid/attackby(var/obj/item/W as obj, var/mob/user as mob)
+	if(W.has_tool_quality(TOOL_SCREWDRIVER) || W.has_tool_quality(TOOL_WIRECUTTER))
+		to_chat(user,span_warning("\The [src] full of weird alien technology that's best not messed with."))
+		return 0
+
+/obj/machinery/power/smes/buildable/hybrid/update_icon()
+	cut_overlays()
+	if(stat & BROKEN)	return
+
+	add_overlay("smes-op[outputting]")
+
+	if(inputting == 2)
+		add_overlay("smes-oc2")
+	else if (inputting == 1)
+		add_overlay("smes-oc1")
+	else
+		if(input_attempt)
+			add_overlay("smes-oc0")
+
+	var/clevel = chargedisplay()
+	if(clevel>0)
+		add_overlay("smes-og[clevel]")
+	return
+
+/obj/machinery/power/smes/buildable/hybrid/process()
+	charge += min(recharge_rate, capacity - charge)
+	..()
diff --git a/code/modules/power/smes_prefabs.dm b/code/modules/power/smes_prefabs.dm
new file mode 100644
index 0000000000..532d77450b
--- /dev/null
+++ b/code/modules/power/smes_prefabs.dm
@@ -0,0 +1,22 @@
+// Defaults to maximum charge, no change to input or output levels
+/obj/machinery/power/smes/buildable/max_charge/apply_mapped_settings()
+	// Set charge
+	charge = capacity
+
+// Defaults to 100% input and output settings, starts with maximum charge
+/obj/machinery/power/smes/buildable/engine_default/apply_mapped_settings()
+	// Set charge
+	charge = capacity
+	// Set output to max
+	inputting(TRUE)
+	outputting(TRUE)
+	input_level = input_level_max
+	output_level = output_level_max
+
+// Poi prop
+/obj/machinery/power/smes/buildable/alien_royal
+	name = "Alien Royal Capacitor"
+	icon_state = "unit"
+	icon = 'icons/obj/alien_smes.dmi'
+	input_level = 950000
+	output_level = 950000
diff --git a/code/modules/power/smes_vr.dm b/code/modules/power/smes_vr.dm
deleted file mode 100644
index a21b791582..0000000000
--- a/code/modules/power/smes_vr.dm
+++ /dev/null
@@ -1,41 +0,0 @@
-/obj/machinery/power/smes/buildable/hybrid
-	name = "hybrid power storage unit"
-	desc = "A high-capacity superconducting magnetic energy storage (SMES) unit, modified with alien technology to generate small amounts of power from seemingly nowhere."
-	icon = 'icons/obj/power_vr.dmi'
-	var/recharge_rate = 10000
-	var/overlay_icon = 'icons/obj/power_vr.dmi'
-
-/obj/machinery/power/smes/buildable/hybrid/attackby(var/obj/item/W as obj, var/mob/user as mob)
-	if(W.has_tool_quality(TOOL_SCREWDRIVER) || W.has_tool_quality(TOOL_WIRECUTTER))
-		to_chat(user,span_warning("\The [src] full of weird alien technology that's best not messed with."))
-		return 0
-
-/obj/machinery/power/smes/buildable/hybrid/update_icon()
-	cut_overlays()
-	if(stat & BROKEN)	return
-
-	add_overlay("smes-op[outputting]")
-
-	if(inputting == 2)
-		add_overlay("smes-oc2")
-	else if (inputting == 1)
-		add_overlay("smes-oc1")
-	else
-		if(input_attempt)
-			add_overlay("smes-oc0")
-
-	var/clevel = chargedisplay()
-	if(clevel>0)
-		add_overlay("smes-og[clevel]")
-	return
-
-/obj/machinery/power/smes/buildable/hybrid/process()
-	charge += min(recharge_rate, capacity - charge)
-	..()
-
-/obj/machinery/power/smes/buildable/alien_royal
-	name = "Alien Royal Capacitor"
-	icon_state = "unit"
-	icon = 'icons/obj/alien_smes.dmi'
-	input_level = 950000
-	output_level = 950000
diff --git a/vorestation.dme b/vorestation.dme
index 8464da4587..7237ee7356 100644
--- a/vorestation.dme
+++ b/vorestation.dme
@@ -4185,7 +4185,7 @@
 #include "code\modules\power\privacy_switch.dm"
 #include "code\modules\power\smes.dm"
 #include "code\modules\power\smes_construction.dm"
-#include "code\modules\power\smes_vr.dm"
+#include "code\modules\power\smes_prefabs.dm"
 #include "code\modules\power\solar.dm"
 #include "code\modules\power\terminal.dm"
 #include "code\modules\power\tracker.dm"