diff --git a/code/modules/power/smes.dm b/code/modules/power/smes.dm
index d05b34e62b2c..babd3b3a0b32 100644
--- a/code/modules/power/smes.dm
+++ b/code/modules/power/smes.dm
@@ -39,6 +39,7 @@
 	var/building_terminal = 0 //Suggestions about how to avoid clickspam building several terminals accepted!
 	var/should_be_mapped = 0 // If this is set to 0 it will send out warning on New()
 	power_machine = TRUE
+	var/explosion_proof = TRUE
 
 /obj/structure/machinery/power/smes/Initialize()
 	. = ..()
@@ -62,6 +63,12 @@
 
 	return INITIALIZE_HINT_ROUNDSTART
 
+/obj/structure/machinery/power/smes/ex_act(severity)
+	if(explosion_proof)
+		return
+	else
+		.=..()
+
 /obj/structure/machinery/power/smes/LateInitialize()
 	. = ..()