diff --git a/src/main/java/appeng/items/tools/powered/powersink/AEBasePoweredItem.java b/src/main/java/appeng/items/tools/powered/powersink/AEBasePoweredItem.java
index 731c61c2..226fcd91 100644
--- a/src/main/java/appeng/items/tools/powered/powersink/AEBasePoweredItem.java
+++ b/src/main/java/appeng/items/tools/powered/powersink/AEBasePoweredItem.java
@@ -19,7 +19,7 @@
 package appeng.items.tools.powered.powersink;
 
 
-public abstract class AEBasePoweredItem extends AERootPoweredItem
+public abstract class AEBasePoweredItem extends RedstoneFlux
 {
 	public AEBasePoweredItem( final double powerCapacity )
 	{
diff --git a/src/main/java/appeng/items/tools/powered/powersink/AERootPoweredItem.java b/src/main/java/appeng/items/tools/powered/powersink/AERootPoweredItem.java
index dba790af..eaa4e6d7 100644
--- a/src/main/java/appeng/items/tools/powered/powersink/AERootPoweredItem.java
+++ b/src/main/java/appeng/items/tools/powered/powersink/AERootPoweredItem.java
@@ -146,6 +146,27 @@ public abstract class AERootPoweredItem extends AEBaseItem implements IAEItemPow
 		return currentStorage;
 	}
 
+	/**
+	 * Inject power into this item using an external unit.
+	 */
+	double injectExternalPower( PowerUnits inputUnit, final ItemStack is, final double amount, final boolean simulate )
+	{
+		if( simulate )
+		{
+			final int requiredExt = (int) PowerUnits.AE.convertTo( inputUnit, this.getAEMaxPower( is ) - this.getAECurrentPower( is ) );
+			if( amount < requiredExt )
+			{
+				return 0;
+			}
+			return amount - requiredExt;
+		}
+		else
+		{
+			final double powerRemainder = this.injectAEPower( is, inputUnit.convertTo( PowerUnits.AE, amount ) );
+			return PowerUnits.AE.convertTo( inputUnit, powerRemainder );
+		}
+	}
+
 	@Override
 	public double injectAEPower( final ItemStack is, final double amt )
 	{
diff --git a/src/main/java/appeng/items/tools/powered/powersink/RedstoneFlux.java b/src/main/java/appeng/items/tools/powered/powersink/RedstoneFlux.java
new file mode 100644
index 00000000..82a8eb34
--- /dev/null
+++ b/src/main/java/appeng/items/tools/powered/powersink/RedstoneFlux.java
@@ -0,0 +1,62 @@
+/*
+ * This file is part of Applied Energistics 2.
+ * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
+ *
+ * Applied Energistics 2 is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Applied Energistics 2 is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
+ */
+
+package appeng.items.tools.powered.powersink;
+
+
+import net.minecraft.item.ItemStack;
+
+import cofh.api.energy.IEnergyContainerItem;
+
+import appeng.api.config.PowerUnits;
+import appeng.integration.IntegrationType;
+import appeng.transformer.annotations.Integration.Interface;
+
+
+@Interface( iface = "cofh.api.energy.IEnergyContainerItem", iname = IntegrationType.RFItem )
+public abstract class RedstoneFlux extends AERootPoweredItem implements IEnergyContainerItem
+{
+	public RedstoneFlux( final double powerCapacity )
+	{
+		super( powerCapacity );
+	}
+
+	@Override
+	public int receiveEnergy( final ItemStack is, final int maxReceive, final boolean simulate )
+	{
+		return maxReceive - (int) this.injectExternalPower( PowerUnits.RF, is, maxReceive, simulate );
+	}
+
+	@Override
+	public int extractEnergy( final ItemStack container, final int maxExtract, final boolean simulate )
+	{
+		return 0;
+	}
+
+	@Override
+	public int getEnergyStored( final ItemStack is )
+	{
+		return (int) PowerUnits.AE.convertTo( PowerUnits.RF, this.getAECurrentPower( is ) );
+	}
+
+	@Override
+	public int getMaxEnergyStored( final ItemStack is )
+	{
+		return (int) PowerUnits.AE.convertTo( PowerUnits.RF, this.getAEMaxPower( is ) );
+	}
+}