diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/menu/Slots.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/menu/Slots.kt
index be03785a9..69b2b53d1 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/menu/Slots.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/menu/Slots.kt
@@ -7,6 +7,7 @@ import net.minecraft.world.entity.player.Player
 import net.minecraft.world.inventory.Slot
 import net.minecraft.world.item.Item
 import net.minecraft.world.item.ItemStack
+import net.minecraftforge.common.capabilities.ForgeCapabilities
 import ru.dbotthepony.mc.otm.capability.FlowDirection
 import ru.dbotthepony.mc.otm.capability.MatteryCapability
 import ru.dbotthepony.mc.otm.capability.energy
@@ -129,6 +130,12 @@ open class ChargeSlot(container: Container, index: Int, x: Int = 0, y: Int = 0)
 	}
 }
 
+open class EnergyContainerInputSlot(container: Container, index: Int, x: Int = 0, y: Int = 0, val direction: FlowDirection = FlowDirection.BI_DIRECTIONAL) : MatterySlot(container, index, x, y) {
+	override fun mayPlace(itemStack: ItemStack): Boolean {
+		return super.mayPlace(itemStack) && itemStack.getCapability(ForgeCapabilities.ENERGY).map { direction.test(FlowDirection.of(it.canReceive(), it.canExtract())) }.orElse(false)
+	}
+}
+
 open class MatterContainerInputSlot(
 	container: Container,
 	index: Int,