diff --git a/src/main/java/refinedstorage/RefinedStorageUtils.java b/src/main/java/refinedstorage/RefinedStorageUtils.java
index 4fbdca2a2..55c0cce08 100755
--- a/src/main/java/refinedstorage/RefinedStorageUtils.java
+++ b/src/main/java/refinedstorage/RefinedStorageUtils.java
@@ -298,14 +298,18 @@ public final class RefinedStorageUtils {
         }
     }
 
-    // Keep this on par with the Forestry generators
-    // 1 EU is worth 4 RF
+    // Keep this on par with the Forestry generators (1 EU is worth 4 RF)
     public static int convertIC2ToRF(double amount) {
-        return (int) amount * 4;
+        // IC2 passes infinity sometimes as a simulate test
+        if (amount >= Double.POSITIVE_INFINITY) {
+            return Integer.MAX_VALUE;
+        }
+
+        return (int) Math.floor(amount) * 4;
     }
 
     public static double convertRFToIC2(int amount) {
-        return amount / 4;
+        return Math.floor(amount / 4);
     }
 
     public static ItemStack extractItem(INetworkMaster network, ItemStack stack, int size) {
diff --git a/src/main/java/refinedstorage/tile/controller/TileController.java b/src/main/java/refinedstorage/tile/controller/TileController.java
index e86e9d134..a57bcc206 100755
--- a/src/main/java/refinedstorage/tile/controller/TileController.java
+++ b/src/main/java/refinedstorage/tile/controller/TileController.java
@@ -101,7 +101,7 @@ public class TileController extends TileBase implements INetworkMaster, IEnergyR
     private List<ICraftingTask> craftingTasksToCancel = new ArrayList<ICraftingTask>();
 
     private EnergyStorage energy = new EnergyStorage(RefinedStorage.INSTANCE.controller);
-    private BasicSink IC2Energy = new BasicSink(this, energy.getMaxEnergyStored(), Integer.MAX_VALUE) {
+    private BasicSink IC2Energy = new BasicSink(this, (int) convertRFToIC2(energy.getMaxEnergyStored()), Integer.MAX_VALUE) {
         @Override
         public double getDemandedEnergy() {
             return Math.max(0.0D, convertRFToIC2(energy.getMaxEnergyStored()) - convertRFToIC2(energy.getEnergyStored()));