{"product_id":"utkfht-low-voltage-protector-battery-disconnect-switch-12-36v-waterproof-abs-case-led-display-programmable","title":"UTKFHT Low Voltage Protector Battery Disconnect Switch 12–36V Waterproof ABS Case, LED Display, Programmable","description":"\u003cp\u003e\u003cstrong\u003eUTKFHT DC 12-36V Low Voltage Protector is a waterproof, programmable battery disconnect switch that automatically cuts load power to protect 12–36V lead‑acid and lithium systems from deep discharge.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact module combines an LED display, memory settings, and a sealed ABS enclosure to deliver reliable low‑voltage protection for small DC systems such as solar setups, caravans, boats, and backup power. It’s designed for easy wiring and clear voltage readouts while preserving previously stored thresholds after power interruptions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this protector keep my battery from over‑discharging?\u003c\/h3\u003e\n\u003cp\u003eThe unit continuously monitors the system voltage and disconnects the load when the preset low‑voltage threshold is reached, stopping further discharge. It uses a miniature relay to physically break the circuit, preventing deep discharge that shortens battery life.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdjustable trip point visible on a 3‑digit LED display\u003c\/li\u003e\n  \u003cli\u003eAutomatic load disconnect when voltage drops to the set threshold\u003c\/li\u003e\n  \u003cli\u003eMemory function stores settings through power loss\u003c\/li\u003e\n  \u003cli\u003eRecommended to disconnect power after trip due to relay current limit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat voltages and battery types are compatible with this switch?\u003c\/h3\u003e\n\u003cp\u003eThe protector supports DC systems from 12 to 36 volts and works with common battery chemistries used in small systems. It’s suitable for lead‑acid and lithium‑ion batteries and for direct integration with small solar arrays, but it is not a replacement for full battery management systems or battery packs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOperational voltage range: DC 12–36V\u003c\/li\u003e\n  \u003cli\u003eCompatible with lead‑acid and lithium‑ion batteries\u003c\/li\u003e\n  \u003cli\u003eWorks with solar panel systems for load protection\u003c\/li\u003e\n  \u003cli\u003eNot designed for integrated battery pack use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and weatherproof is the enclosure for outdoor use?\u003c\/h3\u003e\n\u003cp\u003eThe protector is housed in a high‑quality ABS plastic shell with effective sealing to resist moisture and dust, making it suitable for sheltered outdoor and marine environments. While the enclosure provides strong protection, ensure wiring entry points are also sealed to maintain waterproof performance.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eABS plastic case with waterproof sealing\u003c\/li\u003e\n  \u003cli\u003eDesigned for extended service life in harsh conditions\u003c\/li\u003e\n  \u003cli\u003eRecommended to protect cable glands and terminal areas\u003c\/li\u003e\n  \u003cli\u003eAvoid prolonged submersion despite waterproof design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat current can this module safely handle and how do I install it?\u003c\/h3\u003e\n\u003cp\u003eThe module uses a miniature relay and thin internal wiring, so continuous current should not exceed 8A to avoid damaging relay contacts. Installation is straightforward with two wiring terminals for power and load; a user manual is included to guide parameter configuration and wiring steps.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaximum recommended continuous current: 8A\u003c\/li\u003e\n  \u003cli\u003eTwo‑terminal wiring for supply and load simplifies installation\u003c\/li\u003e\n  \u003cli\u003eLED display shows voltage and settings for calibration\u003c\/li\u003e\n  \u003cli\u003eManual included; set trip voltage and verify operation before regular use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This protector is ideal for DIYers and small system integrators who need a compact, programmable low‑voltage disconnect for 12–36V DC setups—think van and RV electrics, small marine systems, off‑grid solar arrays, and auxiliary battery banks. It’s best when used in low‑to‑moderate current applications where a sealed, easy‑to‑read protective switch with memory is preferred; for high‑current systems, select a higher‑rated disconnect or contact a professional installer.\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 protector with a 24V solar setup?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It supports DC 12–36V systems, so it works with 24V solar battery banks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is the maximum continuous current it can handle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Recommended continuous current should not exceed 8A to protect the relay contacts.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"UTKFHT","offers":[{"title":"Default Title","offer_id":48084613890206,"sku":"B0F2LWHKTY","price":36.19,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/utkfht-front-panel-led-display.jpg?v=1785860813","url":"https:\/\/northtrailauto.ca\/products\/utkfht-low-voltage-protector-battery-disconnect-switch-12-36v-waterproof-abs-case-led-display-programmable","provider":"North Trail Auto","version":"1.0","type":"link"}