Voltage Sensitive Relay Module automatically combines two batteries when charging and isolates the tow batteries when not charging. No voltage drop comparing to battery isolator diodes. Robust glass fibre reinforced nylon enclosure with built in LED function (on when VSR engages).
Specifications:
- Normal voltage: DC 12v
- Combine / open voltage: DC 13.7v / 12.8v
- Continuous current rating: 125A
- Intermittent current rating: 140A
- Power consumption: 10mA (standby) / 33mA (engaged)