--- product_id: 635491078 title: "6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit" brand: "heart horse" price: "43253 Ft" currency: HUF in_stock: true category: "Heart Horse" url: https://www.desertcart.hu/products/635491078-6m-12v-140-amp-split-charge-relay-kit-dual-battery store_origin: HU region: Hungary --- # 140A high current rating IP68 waterproof & dustproof Dual battery automatic isolation 6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit **Brand:** heart horse **Price:** 43253 Ft **Availability:** ✅ In Stock ## Summary > 🔌 Stay charged, stay unstoppable — power your adventures with confidence! ## Quick Answers - **What is this?** 6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit by heart horse - **How much does it cost?** 43253 Ft with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/635491078-6m-12v-140-amp-split-charge-relay-kit-dual-battery) ## Best For - heart horse enthusiasts ## Why This Product - Trusted heart horse brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power Up Without Limits:** 140 Amp capacity ensures robust charging for all your vehicle needs. - • **Never Get Stranded Again:** Automatic switching protects your main battery and guarantees reliable starts. - • **Plug & Play Installation:** Complete kit with cables and accessories for hassle-free DIY setup. - • **Smart Voltage Monitoring:** Built-in voltmeter with manual/auto modes keeps you in control 24/7. - • **Built to Brave the Elements:** IP68-rated waterproof, dustproof, and vibration-proof for ultimate durability. ## Overview The 6M 12V 140 Amp Split Charge Relay Kit is a high-performance dual battery isolator featuring a built-in voltmeter and automatic/manual switching. Designed for vehicles, boats, and RVs, it ensures your main battery stays protected while efficiently charging a secondary battery. With a robust 140A current rating, IP68 waterproof and dustproof construction, and a full accessory kit for easy installation, this relay kit guarantees reliable power management in any environment. ## Description 6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit | Manual/Auto Modes VSR-Voltage Sensitive Relay Kit with Led Voltmeter IP68 Waterproof for Campervan SUV ATV RV Boat Vehicles : desertcart.co.uk: Automotive ## Features - 【SMART BATTERY ISOLATOR】Split Charge Relay has a built-in voltmeter to display the voltage and supports manual/automatic switching, so you can monitor the voltage at any time and switch modes as needed. - 【NEVER BE STRANDED】The dual battery isolator is connected to both the vehicle's primary and secondary batteries. When the vehicle's primary battery reaches 13.3V, the voltage-sensitive relay automatically switches to charge the secondary battery, and when the vehicle's primary battery voltage drops to 12.8V, the battery isolator cuts off the current flow to the secondary battery, ensuring you always have enough power to start your motor and never get stranded. - 【EASY INSTALLATION】The VSR split charge relay kit comes with full installation accessories and cables (battery cables, battery terminals, copper lugs, heat shrinks, cable ties ects) All necessary accessoires for convenient use and You don't need to buy extra accessories,that make it easy for users to install it independently to vehicles, boats, recreational vehicles, and other equipment. - 【SAFE&EFFICIENT 】The dual battery isolator efficiently manages and protects power, preventing over-discharge of the main battery and ensuring full charging of the second battery. With high-quality materials and an IP68 waterproof, dustproof, and vibration-proof construction, our battery isolator delivers reliable performance even in harsh environments. - 【WIDE APPLICATION】 Like Having Two Separate Power Sources,The Dual Battery Isolator Set Enables Your Accessories to Run From a Separate Battery While the engine is not running on your vehicle While keeping your Main Battery Charged,power up any ground or marine vehicle including ATVs, boats, cars, mini-vans, trucks, RVs, and yachts; Perfect versatile solution for all automotive power needs. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CY23GWRM | | Best Sellers Rank | 5,899 in Automotive ( See Top 100 in Automotive ) 12 in Car Relays | | Brand | Heart Horse | | Coil Voltage | 12 Volts | | Connector Type | Clamp | | Contact Current Rating | 140 Amps | | Contact Material | Silver Alloy | | Country Of Origin | China | | Current Rating | 140 Amps | | Customer Reviews | 4.1 4.1 out of 5 stars (51) | | Item Weight | 1130 Grams | | Manufacturer | YYGS_AMZgb | | Manufacturer Part Number | sku3919-yy | | Minimum Switching Voltage | 13.3 Volts (DC) | | Model Number | sku3919-yy | | Mounting Type | DIN Rail Mount | | Number of Terminals | 2 | | Operation Mode | Automatic | | Wattage | 1680 watts | ## Product Details - **Brand:** Heart Horse - **Connector type:** Clamp - **Contact material:** Silver Alloy - **Current rating:** 140 Amps - **Mounting type:** DIN Rail Mount ## Images ![6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit - Image 1](https://m.media-amazon.com/images/I/51+NErhJJ6L.jpg) ![6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit - Image 2](https://m.media-amazon.com/images/I/51W8J2CAmtL.jpg) ![6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit - Image 3](https://m.media-amazon.com/images/I/51w4Gk9W7FL.jpg) ![6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit - Image 4](https://m.media-amazon.com/images/I/51XhQJhdUZL.jpg) ![6M 12V 140 Amp Split Charge Relay Kit,Dual Battery Isolator VSR Relays Kit - Image 5](https://m.media-amazon.com/images/I/51QroGMujUL.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.hu/products/635491078-6m-12v-140-amp-split-charge-relay-kit-dual-battery](https://www.desertcart.hu/products/635491078-6m-12v-140-amp-split-charge-relay-kit-dual-battery) --- *Product available on Desertcart Hungary* *Store origin: HU* *Last updated: 2026-08-26*