Quadra-Fire Mt. Vernon AE Pellet Stove and Insert 12 Volt Power Cord. 12 volt power cord easily allows your Mt. Vernon Pellet Stove or Insert use back-up battery power when AC power is lost. Power cord has 2 spring alligator type terminal clips that attach to a 12 volt marine grade battery while the other end connects to your Mt. Vernon AE power supply. If you live in an area where power loss is common, this is perfect for you. Have heat even without power.