--- product_id: 350621017 title: "12V-48V 275A Battery Power Master Switch Disconnect Isolator" brand: "gogonfly" price: "€ 29.45" currency: EUR in_stock: true reviews_count: 12 category: "Gogonfly" url: https://www.desertcart.sk/products/350621017-12v-48v-275a-battery-power-master-switch-disconnect-isolator store_origin: SK region: Slovakia --- # IP54 waterproof & corrosion resistant Rotary 2-position on/off switch 275A continuous current rating 12V-48V 275A Battery Power Master Switch Disconnect Isolator **Brand:** gogonfly **Price:** € 29.45 **Availability:** ✅ In Stock ## Summary > 🔋 Master your power. Disconnect with confidence. ## Quick Answers - **What is this?** 12V-48V 275A Battery Power Master Switch Disconnect Isolator by gogonfly - **How much does it cost?** € 29.45 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/350621017-12v-48v-275a-battery-power-master-switch-disconnect-isolator) ## Best For - gogonfly enthusiasts ## Why This Product - Trusted gogonfly brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Control:** Smooth rotary knob with clear on/off positions for quick, intuitive battery isolation—no more fumbling in critical moments. - • **Weatherproof Warrior:** Fully sealed ABS housing with copper-plated terminals keeps corrosion, dirt, and rain at bay—reliable in any environment. - • **Powerhouse Performance:** Handles up to 275A continuous current with 1250A cranking surge—built for serious power demands. - • **Universal Compatibility:** Works seamlessly across 12V to 48V systems—perfect for RVs, boats, trucks, campers, and more. - • **Complete Installation Kit:** Includes mounting bolts, copper ring terminals, heat shrink tubing, and hex wrench—everything you need for a hassle-free setup. ## Overview The GOGONFLY 12V-48V 275A Battery Power Master Switch is a rugged, waterproof rotary isolator designed to safely disconnect and protect your vehicle or marine battery system. Rated for heavy-duty continuous and surge currents, it features a corrosion-resistant ABS housing and copper terminals, making it ideal for a wide range of 12V to 48V applications including RVs, boats, trucks, and ATVs. The package includes all necessary mounting hardware for quick installation, ensuring reliable battery isolation and eliminating power drain when not in use. ## Description Product description GOGONFLY Battery Switch Battery Power Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat etc. 12V-48 V Battery Power Switch, Used For Battery To Isolate And Secure The Electrical System. Specifications ABS plastic housing, Sturdy made for safety use. Rear cover insulates terminals against any short of circuits. Fully sealed design to protect wiring from dirt, corrosion, and rain. On/Off 2 positions. Copper terminal studs with nuts and washers. Mounting screw holes. 275 A continuous at DC 12V, 455 A Intermittent at DC 12V, 1250 A momentary at DC 12V. Used for DC 12 - 48V systems to isolate and secure the electrical system. Can stand alone or be locked together with other switch. Eliminate any power draw from the battery when vehicle or boat is not in use. Disconnects the battery safely. Universal used for Car, Vehicle, RV and Boat. WIRING DIAGRAM NORMAL WIRING Connecting the master switch directly to the battery and electronics is the most normal wiring for this switch ON/OFF SWITCH The battery switch can also be used as a switch to control the power supply of the accessory, just like any other toggle switch or rocker switch DUAL BATTERY SWITCH According to the wiring diagram, this switch can control the power of two batteries at the same time, and cannot be controlled separately TECHNICAL SPECIFICATIONS COMPLETE KITS INCLUDES 1* Battery switch 4 Pcs Mounting Bolts 4 Pcs 2*3/8 Copper Ring Terminals 4 Pcs Heat Shrink Tubings 1* Hex wrench WIDE APPLICATION GOGONFLY Battery isolator switch is universal used for RV, Marine, Car, Boat, Camper, Travel Trailer, Truck, ATV, UTV battery and other engine application, makes it an effortless job of turning the battery on and off. FUNCTIONS √ Used for DC 12 - 48V systems √ Disconnects the battery safely √ Electrical equipment's switch √ Isolate and secure the electrical system √ Eliminate any power draw from the battery when vehicle or boat is not in use. NOTICE 1. Before use, please make sure that the connected current is not higher than 275A, once it exceeds 275A, the switch will burn out! 2. Please use the switch strictly in accordance with the wiring diagram! Review: Great switch! - Excellent switch. Ordered a second one. I use them on my LiFePO4 backup battery system for my ham radios. Great tactile feel and positive detent. Would not hesitate to buy another if the need arises. Review: Easy to turn on and off - Switch turns on and off well. Made it easy for my project. Only issue was the fasteners are machine thread I need a metal thread, it was hard to find what I needed. I had to drill screw holes out a little to make the heads fit decent. No voltage drop across switch but I am not pulling no more than 5-7 amps. ## Features - WATERPROOF & STURDY: The heavy duty cut off switch is made of ABS plastic housing and copper tin plating inner stud. Fully enclosed design to protect wiring from dirt, corrosion, and rain. - SAFETY PROTECTION: This battery on off switch can isolate and secure the electrical system; eliminate any power draw from the battery when vehicle is not in use, disconnects the battery safely; provide a reliable way to shutdown electrical power during maintenance and protect batteries from excessive drain - ROTATE BUTTON FOR EASY OPERATION: On/Off 2 position, Suitable for various 12V 24V 36V 48V systems. Rating: 275A DC Continuous (1hr), 455A DC Intermittent (5 min), 1250A DC Cranking (10 sec). Clockwise to turn on , counter clockwise to turn off - WIDE APPLICATION: This master battery shut off switch is universal used for RV, Marine, Car, Boat, Camper, Travel Trailer, Truck, ATV, UTV battery and other engine application, makes it an effortless job of turning the battery on and off - PACKAGE INCLUDE: Equiped with 1* Battery Switch, 4 Pcs Mounting Bolts, 4 Pcs 2*3/8 Copper Ring Terminals, 4 Pcs Heat Shrink Tubings and a hex wrench, which can provide great convenience for your installation. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0981PHXLK | | Actuator Type | Rotary | | Best Sellers Rank | #11,497 in Automotive ( See Top 100 in Automotive ) #31 in Automotive Replacement Battery Switches | | Brand | GOGONFLY | | Brand Name | GOGONFLY | | Circuit Type | 1-way | | Compatible Devices | RV, Marine, Car, Boat, Camper, Travel Trailer, Truck, ATV, UTV | | Compatible with Vehicle Type | Marine, Boat, Car, Truck, Camper, RV, Trailer, ATV, UTV | | Connectivity Protocol | X-10 | | Connector Type | Screw | | Contact Material | Copper | | Contact Type | Normally Open | | Control Method | App | | Control Type | ON-OFF | | Controller Type | Ring | | Current Rating | 275 Amps | | Customer Reviews | 4.7 out of 5 stars 607 Reviews | | International Protection Rating | IP54 | | Item Dimensions | 2.67 x 2.67 x 2.8 inches | | Item Weight | 0.1 Kilograms | | Manufacturer | GOGONFLY | | Material Type | Copper, Plastic | | Model | GG-02 | | Mounting Type | Panel Mount | | Number of Positions | 2 | | Operation Mode | Off | | Part Number | GG-02 | | Smart Home Compatibility | Not Smart Home Compatible | | Switch Type | Rotary | | Terminal | Marine | | UPC | 787803771251 | | Unit Count | 1 Count | | Wattage | 13.2 KW | ## Product Details - **Actuator Type:** Rotary - **Brand:** GOGONFLY - **Circuit Type:** 1-way - **Connector Type:** Screw - **Contact Type:** Normally Open - **Item dimensions L x W x H:** 2.67 x 2.67 x 2.8 inches - **Material:** Copper, Plastic - **Mounting Type:** Panel Mount - **Operation Mode:** Off - **Terminal:** Marine ## Images ![12V-48V 275A Battery Power Master Switch Disconnect Isolator - Image 1](https://m.media-amazon.com/images/I/61CpVWW76GL.jpg) ## Questions & Answers **Q: what is the little gray button thing in the package? It will slide in one of the 4 slots on the edges but what is it used for?** A: It is to close the slot if you don't need it open for wires to pass through. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great switch! *by W***. on February 27, 2026* Excellent switch. Ordered a second one. I use them on my LiFePO4 backup battery system for my ham radios. Great tactile feel and positive detent. Would not hesitate to buy another if the need arises. ### ⭐⭐⭐⭐⭐ Easy to turn on and off *by A***N on March 3, 2026* Switch turns on and off well. Made it easy for my project. Only issue was the fasteners are machine thread I need a metal thread, it was hard to find what I needed. I had to drill screw holes out a little to make the heads fit decent. No voltage drop across switch but I am not pulling no more than 5-7 amps. ### ⭐⭐⭐⭐⭐ Easy Installation *by T***B on November 4, 2025* Quality made at a good price point. When I need a 12v disconnect I purchase these. Straight forward installation. Mounting screw could be better quality. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/350621017-12v-48v-275a-battery-power-master-switch-disconnect-isolator](https://www.desertcart.sk/products/350621017-12v-48v-275a-battery-power-master-switch-disconnect-isolator) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-06-26*