{"product_id":"tainectc-remote-battery-disconnect-switch-12v-24v-140a-with-led-voltmeter-auto-manual-low-standby","title":"TAINECTC Remote Battery Disconnect Switch 12V\/24V 140A with LED Voltmeter — Auto\/Manual, Low-Standby","description":"\u003cp\u003e\u003cstrong\u003eThe TAINECTC Remote Battery Disconnect Switch is a 12V\/24V 140A kill switch with an integrated LED voltage readout and remote\/manual control to prevent battery drain and extend service life.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact battery disconnect unit combines a latching relay, automatic voltage protection and a clear LED voltmeter to give vehicles and stored equipment smarter battery management. Designed for use on conventional lead-acid systems from 8V–30V and battery capacities of roughly 50–100Ah, the TAINECTC switch cuts parasitic draw during long-term parking, protects against deep discharge and provides simple manual override when needed.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this switch protect my battery during storage?\u003c\/h3\u003e\n\u003cp\u003eThe unit monitors battery voltage and will automatically disconnect the battery when voltages fall into a predefined low or unsafe range, stopping continued self-discharge from electronics. This conserves remaining charge and reduces the risk of a battery becoming fully discharged over long idle periods.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto-disconnect when voltage drops below 11.8V.\u003c\/li\u003e\n  \u003cli\u003eTimed delay to avoid false trips from brief dips (300 seconds).\u003c\/li\u003e\n  \u003cli\u003eLow standby current to preserve battery while connected.\u003c\/li\u003e\n  \u003cli\u003eManual override available if you need to force connect.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat safety features prevent incorrect operation while charging or driving?\u003c\/h3\u003e\n\u003cp\u003eThe TAINECTC switch senses charging voltages and locks out remote commands in higher voltage ranges, ensuring the system won’t be accidentally toggled during charging or driving. When charging voltage reaches defined thresholds, on\/off control is limited to the panel buttons to prevent unintended open circuits on a live charging system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRemote disabled when charging voltage is 13.6V–17V or 27.2V–30V.\u003c\/li\u003e\n  \u003cli\u003eManual button control remains available for safe operation.\u003c\/li\u003e\n  \u003cli\u003eVoltage ranges tailored for both 12V and 24V systems.\u003c\/li\u003e\n  \u003cli\u003eBuilt-in logic protects against disconnection during alternator output peaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I install the TAINECTC disconnect switch?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended on the battery negative cable and includes mounting options to fit different battery tray layouts. The switch offers slotted terminals and adjustable shims so you can side-mount or flat-mount depending on space, and standard automotive wiring practices apply for secure, low-resistance connections.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConnects to the battery negative terminal (recommended).\u003c\/li\u003e\n  \u003cli\u003eIncludes transfer shims for side-mount placement.\u003c\/li\u003e\n  \u003cli\u003eSlotted tabs allow vertical height adjustment for clearance.\u003c\/li\u003e\n  \u003cli\u003eSuitable for typical automotive wiring gauges up to the rated current.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and batteries are compatible?\u003c\/h3\u003e\n\u003cp\u003eThis switch supports a broad range of 8V–30V lead-acid systems and is rated for continuous currents up to 140A, making it suitable for many cars, trucks, RVs, boats and off-road machines. However, it is not recommended for modern lithium chemistries or valve-regulated sealed batteries that require different charging and protection profiles.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible: cars, trucks, trailers, boats, RVs, ATVs, UTVs, tractors, forklifts.\u003c\/li\u003e\n  \u003cli\u003eVoltage range: 8V–30V (12V and 24V systems supported).\u003c\/li\u003e\n  \u003cli\u003eBattery capacity guideline: roughly 50–100Ah.\u003c\/li\u003e\n  \u003cli\u003eNot compatible with lithium or valve-regulated lead-acid batteries.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The TAINECTC Remote Battery Disconnect Switch is aimed at vehicle owners, fleet managers and recreational vehicle enthusiasts who need dependable battery protection during long storage periods or intermittent use. If you want a straightforward way to prevent parasitic drain, extend the usable life of conventional lead-acid batteries, and add a visible voltage indicator with both remote and manual control, this unit provides a practical, cost-effective solution. Consider alternate products if your setup uses lithium batteries or requires higher continuous current capacity.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this switch with lithium batteries?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The TAINECTC switch is not compatible with lithium or valve-regulated batteries; it's designed for conventional lead-acid systems only.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What happens when the battery voltage drops below the cutoff?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The switch auto-disconnects after 300 seconds at low voltage to prevent deep discharge and protect the battery.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TAINECTC","offers":[{"title":"Default Title","offer_id":48086275063966,"sku":"B0FCRN86VX","price":46.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/tainectc-front-panel-led-voltage-display.jpg?v=1785893145","url":"https:\/\/northtrailauto.ca\/products\/tainectc-remote-battery-disconnect-switch-12v-24v-140a-with-led-voltmeter-auto-manual-low-standby","provider":"North Trail Auto","version":"1.0","type":"link"}