Keep your Energizer running in the event of a power failure. 

Never lose power - In the event of a mains power failure, the power source automatically switches to your Gallagher MB/MBS Energizer to the external 12V battery

Battery is always charged - The battery is trickle charged when mains power is available ensuring it's ready to power the energizer when required 

Easy to install - Simply connect between the mains power supply and the Energizer and connect to your 12V battery 

Works with - 12V Deep Cycle Batter, Gallagher MBS i Series Energizes, Gallagher MBS Multi Powered Energizers