• Surge protection module for the Hughes Autoformer Voltage Booster 50 amp unit.
• Simple installation – only about 10 min installation.
• New 4,800 Joules Surge Protection Module.
• Simply use 1/8″ drill bit to drill out the top three metal rivets on lid. Locate old surge protection module and cut zip tie holding it in. Un-clip the three connectors. Connect new unit, all connectors are unique and can only install one way, there is no chance to install incorrectly. Use included metal screws to secure lid back on top.
• Make sure unit is unplugged before installation!