--- product_id: 413349877 title: "B4B BANG 4 BUCK250A High Current Master Battery Disconnect Switch Battery Replacement Switch Power SPST Kill Cut Off with Brass Contacts" brand: "b4b bang 4 buck" price: "€ 30.26" currency: EUR in_stock: true reviews_count: 8 url: https://www.desertcart.de/products/413349877-b4b-bang-4-buck250a-high-current-master-battery-disconnect-switch store_origin: DE region: Germany --- # 200-300A continuous duty 1000A intermittent duty Weather-resistant metal body B4B BANG 4 BUCK250A High Current Master Battery Disconnect Switch Battery Replacement Switch Power SPST Kill Cut Off with Brass Contacts **Brand:** b4b bang 4 buck **Price:** € 30.26 **Availability:** ✅ In Stock ## Summary > 🔋 Disconnect to Reconnect: Power Management Made Effortless! ## Quick Answers - **What is this?** B4B BANG 4 BUCK250A High Current Master Battery Disconnect Switch Battery Replacement Switch Power SPST Kill Cut Off with Brass Contacts by b4b bang 4 buck - **How much does it cost?** € 30.26 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/413349877-b4b-bang-4-buck250a-high-current-master-battery-disconnect-switch) ## Best For - b4b bang 4 buck enthusiasts ## Why This Product - Trusted b4b bang 4 buck brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety First:** Prevents battery drain and enhances safety when your vehicle is idle. - • **Built to Last:** Heavy-duty metal housing ensures durability in the harshest conditions. - • **Versatile Use:** Perfect for ATVs, RVs, trucks, and more—your go-to switch for all applications. - • **Easy Installation:** User-friendly design with an on/off indicator for effortless operation. - • **Power at Your Fingertips:** Seamlessly disconnect your battery with a definitive click. ## Overview The B4B BANG 4 BUCK 250A High Current Master Battery Disconnect Switch is engineered for high-performance applications, rated for 200-300 Amps continuous duty and 1000 Amps intermittent duty. Its robust metal body is designed to withstand extreme weather conditions, ensuring reliable operation. This switch is essential for preventing battery drain and enhancing safety in various vehicles, including ATVs, RVs, and trucks, while offering easy installation and operation. ## Description B4B BANG 4 BUCK250A High Current Master Battery Disconnect Switch Battery Replacement Switch Power SPST Kill Cut Off with Brass Contacts ## Features - HIGH CURRENT BATTERY SWITCH: Rated to 200 Amps-300 Amps continuous duty, 1000 Amps intermittent duty, used for 12-48 VDC systems to isolate and secure the electrical system - METAL BODY: Heavy-duty metal housing is highly weather-resistant and protects the internal components of the switch for use in the harshest conditions, very rugged shut-off switches - SAFETY PROTECTION: Our battery disconnect switch provides power cut off to electrical system, to help prevent battery drain，safety and efficient. When car or boat or RV is not in use, disconnects the battery safely - EASY OPERATION: This battery isolator switch with face plate is easy to install, has on/off indicator, it has a definitive click when turning on and off - WIDE APPLICATION: The Huazu master battery disconnect switch is widely used for ATV, Trailers, Off-road, RVs, Trucks, Heavy Vehicles, and electrical equipment's switch ## Images ![B4B BANG 4 BUCK250A High Current Master Battery Disconnect Switch Battery Replacement Switch Power SPST Kill Cut Off with Brass Contacts - Image 1](https://m.media-amazon.com/images/I/61lnjB3V+IL.jpg) ![B4B BANG 4 BUCK250A High Current Master Battery Disconnect Switch Battery Replacement Switch Power SPST Kill Cut Off with Brass Contacts - Image 2](https://m.media-amazon.com/images/I/71TH56bf5qL.jpg) ![B4B BANG 4 BUCK250A High Current Master Battery Disconnect Switch Battery Replacement Switch Power SPST Kill Cut Off with Brass Contacts - Image 3](https://m.media-amazon.com/images/I/71ubC-R0TdL.jpg) ![B4B BANG 4 BUCK250A High Current Master Battery Disconnect Switch Battery Replacement Switch Power SPST Kill Cut Off with Brass Contacts - Image 4](https://m.media-amazon.com/images/I/71rjgq+sLLL.jpg) ![B4B BANG 4 BUCK250A High Current Master Battery Disconnect Switch Battery Replacement Switch Power SPST Kill Cut Off with Brass Contacts - Image 5](https://m.media-amazon.com/images/I/71YJvelVOfL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Work great *by J***F on Reviewed in the United States on June 12, 2024* Run them on all of my tractors and heavy trucks. Only one I have ever had problems with was right behind a tire and we had drove in the rain a few days. ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Failed in 6 months *by L***L on Reviewed in the United States on May 28, 2024* This cutoff switch corroded internally and failed within 6 months ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Great switch *by J***F on Reviewed in the United States on May 8, 2024* Easy to install- works great. Have put a few of these on different vehicles. Will buy again --- ## 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.de/products/413349877-b4b-bang-4-buck250a-high-current-master-battery-disconnect-switch](https://www.desertcart.de/products/413349877-b4b-bang-4-buck250a-high-current-master-battery-disconnect-switch) --- *Product available on Desertcart Germany* *Store origin: DE* *Last updated: 2026-04-25*