![Mastervolt Charge Mate Pro 40 - Electronics Charge Relay [83304002] Marine Hardware | Hinges Nylon nut (Model # 25309)](https://cdn.shopify.com/s/files/1/0897/0466/1277/files/68306XL.jpg?v=1729281037)
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Nylon nut (Model # 25309)
Box Dimensions: 3"H x 3"W x 6"L WT: 0
UPC: 743952003278
Glass lens won't scratch
Accurately measures and monitors the voltage of up to three batteries
Mastervolt Charge Mate Pro 40 - Electronics Charge Relay [83304002] Marine Hardware | Hinges Nylon nut (Model # 25309)Charge Mate Pro 40 Electronics Charge Relay Current limited electronic charge relay with high efficiency and reverse current protection A secondary battery on board requires a dedicated charging solution. The Charge Mate Pro makes it possible to distribute the charger or alternator current effectively between two battery banks such as a starter and a service battery. The Charge Mate Pro connects both batteries during charging and keeps them isolated