---
product_id: 464113188
title: "Battery Disconnect Switch Master, Master Switch Isolator, 12V-48V Waterproof Power Isolator On-Off Kill Switch 275Amps High Current for Car RV Marine Boat Truck ATV Vehicles (On/Off), Black"
brand: "makingtec"
price: "E£ 2212"
currency: EGP
in_stock: true
category: "Makingtec"
url: https://www.desertcart.com.eg/products/464113188-battery-disconnect-switch-master-master-switch-isolator-12v-48v-waterproof
store_origin: EG
region: Egypt
---

# 275A continuous power Secure battery isolation Waterproof design Battery Disconnect Switch Master, Master Switch Isolator, 12V-48V Waterproof Power Isolator On-Off Kill Switch 275Amps High Current for Car RV Marine Boat Truck ATV Vehicles (On/Off), Black

**Brand:** makingtec
**Price:** E£ 2212
**Availability:** ✅ In Stock

## Summary

> 🔋 Power Down with Confidence!

## Quick Answers

- **What is this?** Battery Disconnect Switch Master, Master Switch Isolator, 12V-48V Waterproof Power Isolator On-Off Kill Switch 275Amps High Current for Car RV Marine Boat Truck ATV Vehicles (On/Off), Black by makingtec
- **How much does it cost?** E£ 2212 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.eg](https://www.desertcart.com.eg/products/464113188-battery-disconnect-switch-master-master-switch-isolator-12v-48v-waterproof)

## Best For

- makingtec enthusiasts

## Why This Product

- Trusted makingtec brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Easy Installation:** Includes 4 mounting bolts for a hassle-free setup.
- • **Powerful Performance:** Handles up to 275A continuous and 1250A momentary!
- • **Heavy-Duty Durability:** Built with robust ABS housing and corrosion-resistant components.
- • **Universal Compatibility:** Perfect for cars, RVs, boats, and more—your go-to battery solution!
- • **Versatile Voltage Range:** Compatible with 12V-48V DC systems for diverse applications.

## Overview

The MAKINGTEC Battery Disconnect Switch Master is a high-performance isolator designed for 12V-48V systems, offering a robust 275A continuous current and a waterproof construction. Ideal for a variety of vehicles, it ensures safe battery disconnection and prevents power drain, making it an essential tool for maintenance and protection.

## Description

MAKINGTEC Battery Disconnect Switch Master, Master Switch Isolator, 12V-48V Waterproof Power Isolator On-Off Kill Switch 275Amps High Current for Car RV Marine Boat Truck ATV Vehicles (On/Off), Black : desertcart.ae: Automotive

## Features

- ✔【Package Include】1 x battery switch; 4 x mounting bolts.
- ✔【Simple Operation】On/Off 2 positions (0=Off, 1=On), 275A continuous at DC 12V, 455A Intermittent at DC 12V, 1250 A momentary at DC 12V; Voltage: 12V- 48V DC; Terminal Stud Size: 2x3/8" (10mm)
- ✔【Compatibility & Benefits】Used for DC 12 - 48V systems to 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.
- ✔【Heavy Duty Construction】Sturdy durable ABS housing, rear cover insulates terminals against any short of circuits; 4 removable side plates provide access of up to 1/0 cables; Tin-plated copper studs and nuts for strong oxidation and corrosion resistance
- ✔【Wide Application】Battery isolator switch is universal used for Car, Van, Caravan, RV, Truck, Marine Boat, Camper, Travel Trailer, Battery Box, ATV, UTV or or any vehicle where a battery cut-off switch is required.

## Product Details

- **Connector type:** Crimp
- **Contact type:** Normally Closed
- **Current rating:** 275 Amps
- **Operating voltage:** 48 Volts
- **Operation mode:** ON-OFF

## Images

![Battery Disconnect Switch Master, Master Switch Isolator, 12V-48V Waterproof Power Isolator On-Off Kill Switch 275Amps High Current for Car RV Marine Boat Truck ATV Vehicles (On/Off), Black - Image 1](https://m.media-amazon.com/images/I/61+jiwobgiS.jpg)

## Frequently Bought Together

- MAKINGTEC Battery Disconnect Switch Master, Master Switch Isolator, 12V-48V Waterproof Power Isolator On-Off Kill Switch 275Amps High Current for Car RV Marine Boat Truck ATV Vehicles (On/Off), Black
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**Shop now:** [https://www.desertcart.com.eg/products/464113188-battery-disconnect-switch-master-master-switch-isolator-12v-48v-waterproof](https://www.desertcart.com.eg/products/464113188-battery-disconnect-switch-master-master-switch-isolator-12v-48v-waterproof)

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*Product available on Desertcart Egypt*
*Store origin: EG*
*Last updated: 2026-02-22*