
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The Mastervolt Charge Mate is an automatic battery relay that connects two battery banks when the voltage exceeds a preset value (>13V (12V) / >26V (24V)) for at least 5 seconds, allowing both battery banks to charge simultaneously. When the voltage drops below (<12.75V (12V) / <25.50V (24V)), the battery banks will be isolated again. With a remote switch (optional), the Charge Mate can be used as a paralleling solenoid for emergency starting. Ingress protection rating: IP21 - Dimensions: 76 x 46 x 46 mm - Weight: 125 grams.