diff --git a/src/main/java/mekanism/generators/common/FusionReactor.java b/src/main/java/mekanism/generators/common/FusionReactor.java
index aac522170..ff4040c19 100644
--- a/src/main/java/mekanism/generators/common/FusionReactor.java
+++ b/src/main/java/mekanism/generators/common/FusionReactor.java
@@ -59,7 +59,7 @@ public class FusionReactor implements IFusionReactor
 	public static double plasmaHeatCapacity = 100;
 	public static double caseHeatCapacity = 1;
 	public static double enthalpyOfVaporization = 10;
-	public static double thermocoupleEfficiency = 0.1;
+	public static double thermocoupleEfficiency = 0.01;
 	public static double steamTransferEfficiency = 0.1;
 
 	//Heat transfer metrics