{"product_id":"heavy-duty-workhorse-12v-140a-voltage-sensitive-re","title":"Heavy Duty Workhorse 12V 140A Voltage Sensitive Relay For Dual Battery Systems With Auto Trigger Switch And Complete Wiring Harness Kit For Trucks And Campers","description":"\u003cdiv\u003e\n\u003cp\u003eHeavy Duty 12V 140A Single Dual Battery Relay Kit\u003cbr\u003e✔️ 13.3V turn-on, 12.8V off, 100A fuse, 6 AWG wiring, sealed build\u003c\/p\u003e \u003cp\u003eThis voltage sensitive relay acts as a smart dual battery isolator built for pickups, campers, marine rides, and road trip rigs. It slices circuits so your cabin gadgets run off a backup cell while keeping your starter battery locked and loaded for dependable starts.\u003c\/p\u003e ✅ 140 amp continuous rating handles heavy accessory loads without tripping circuits\u003cbr\u003e\n✅ Automatic trigger switch activates at 13.3 volts and drops at 12.8 volts cleanly\u003cbr\u003e\n✅ Single complete installation kit arrives with pre-fused cables and heavy duty connectors\u003cbr\u003e\n✅ Compact black casing fits tight engine bays and van interior storage panels\u003cbr\u003e \u003cp\u003e💡 How does a 12 volt voltage sensitive relay manage power distribution in dual battery systems?\u003cbr\u003eUnderstanding how isolators protect your primary power source makes upgrading your mobile power grid genuinely handy for weekend hauling.\u003cbr\u003e\n- Detection chips monitor charge levels and shift auxiliary loads when the alternator generates steady current\u003cbr\u003e\n- Secondary draw diversion preserves your main starter bank for cold morning ignitions and high torque requests\u003cbr\u003e\n- Integrated thermal safeguards halt operation if wiring exceeds safe amperage limits during extended trailering\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49321792372971,"sku":"VXB08BRJRY42","price":77.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/81kt-jhsY3L.jpg?v=1788210761","url":"https:\/\/vxb.com\/products\/heavy-duty-workhorse-12v-140a-voltage-sensitive-re","provider":"VXB Bearings","version":"1.0","type":"link"}