{"product_id":"tainectc-remote-battery-disconnect-switch-140a-12v-24v-with-led-voltage-display-auto-disconnect-remote-manual-control","title":"TAINECTC Remote Battery Disconnect Switch 140A 12V\/24V with LED Voltage Display — Auto‑Disconnect, Remote \u0026 Manual Control","description":"\u003cp\u003e\u003cstrong\u003eTAINECTC Remote Battery Disconnect Switch 12V\/24V is a 140A-rated kill switch with remote control and an integrated LED voltage readout for reliable battery isolation and protection.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact battery disconnect combines a heavy-duty latching relay with low standby draw and an easy-to-read LED voltage indicator so you can isolate batteries remotely, prevent parasitic drain during long storage, and monitor system voltage at a glance. Designed for 8V–30V lead-acid systems (50–100Ah recommended) and compatible with many vehicles and equipment, the unit prioritizes simple installation and automated safeguards to reduce accidental deep discharge.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this switch protect my battery during long storage?\u003c\/h3\u003e\n\u003cp\u003eThe TAINECTC disconnect isolates the negative terminal to cut parasitic loads and prevent gradual self-discharge. It also includes voltage-triggered auto-disconnect logic that opens the circuit when voltage falls below safe thresholds to avoid excessive depletion.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto-disconnect when battery voltage drops under 11.8V (prevents deep discharge)\u003c\/li\u003e\n  \u003cli\u003eTimed disconnect (300 seconds) after detecting out-of-range voltages\u003c\/li\u003e\n  \u003cli\u003eManual control with remote and onboard buttons for override\u003c\/li\u003e\n  \u003cli\u003eUltra-low standby consumption to preserve battery while inactive\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this work with my car, boat, or off-road vehicle?\u003c\/h3\u003e\n\u003cp\u003eYes—if your system is a non-lithium, non-valve-regulated lead-acid battery between 8V and 30V and roughly 50–100Ah capacity, the TAINECTC switch is suitable. It handles continuous currents up to 140A and fits a wide range of vehicles and equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRated for 12V\/24V systems and 140A continuous current\u003c\/li\u003e\n  \u003cli\u003eCompatible with cars, trucks, RVs, trailers, boats, ATVs, UTVs, tractors, and forklifts\u003c\/li\u003e\n  \u003cli\u003eNot compatible with lithium or VRLA batteries—check battery chemistry first\u003c\/li\u003e\n  \u003cli\u003eRecommended for 50–100Ah lead-acid battery capacities\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and operation?\u003c\/h3\u003e\n\u003cp\u003eThe switch mounts to the battery negative terminal and offers side-mount shims and slotted tabs for flexible positioning in tight engine bays. Operation is remote with a killswitch function and manual buttons; charging states alter responsiveness to avoid unsafe on-road switching.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConnects to the negative terminal with shims for side-mount or flat mounting\u003c\/li\u003e\n  \u003cli\u003eSlotted connection tabs allow vertical height adjustment for fitment\u003c\/li\u003e\n  \u003cli\u003eManual buttons always available; remote control for convenient isolation\u003c\/li\u003e\n  \u003cli\u003eDuring charging (13.6–17V or 27.2–30V) remote is disabled to prevent unintended switching\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat safety features and automatic behaviors are included?\u003c\/h3\u003e\n\u003cp\u003eThe device uses smart thresholds to guard against both over-discharge and incorrect operation while charging. It will automatically disconnect in defined voltage ranges and restrict remote control when voltages indicate the alternator or charger is active.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto-disconnect when voltage reads below 11.8V or in 17–24V range after 300s\u003c\/li\u003e\n  \u003cli\u003eRemote control disabled while charging voltages are present (13.6–17V or 27.2–30V)\u003c\/li\u003e\n  \u003cli\u003eLatching relay design for stable connection and low idle current draw\u003c\/li\u003e\n  \u003cli\u003eLED voltage display for quick visual monitoring of battery condition\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? Vehicle owners, boaters, and fleet managers who need a dependable, easy-to-install battery isolation solution for lead-acid systems will find the TAINECTC Remote Battery Disconnect Switch useful. It is geared toward anyone who needs to prevent parasitic drain during long storage, protect batteries from deep-discharge, or safely cut power for maintenance and anti-theft purposes. Verify your battery chemistry and system voltage before purchase, and consult a technician if you are unsure about compatibility or wiring.\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: Is this switch compatible with lithium batteries?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The TAINECTC unit is not compatible with lithium or valve-regulated lead-acid batteries. Use only supported lead-acid chemistries.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What current and voltage ranges does it support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It supports 8V–30V systems, 12V\/24V typical use, and continuous current up to 140A; recommended for 50–100Ah lead-acid batteries.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TAINECTC","offers":[{"title":"Default Title","offer_id":67588813095097,"sku":"B0FCRN86VX","price":79.64,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/tainectc-front-panel-led-display.jpg?v=1790525482","url":"https:\/\/redleafauto.ca\/products\/tainectc-remote-battery-disconnect-switch-140a-12v-24v-with-led-voltage-display-auto-disconnect-remote-manual-control","provider":"Redleaf Auto","version":"1.0","type":"link"}