---
product_id: 464113188
title: "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"
brand: "makingtec"
price: "NT$1233"
currency: TWD
in_stock: true
category: "Makingtec"
url: https://www.desertcart.tw/products/464113188-makingtec-battery-disconnect-switch-master-master-switch-isolator-12v-48v
store_origin: TW
region: Taiwan
---

# 275A continuous current IP65 waterproof rating 12V-48V wide voltage range 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

**Brand:** makingtec
**Price:** NT$1233
**Availability:** ✅ In Stock

## Summary

> 🔌 Cut the power, not the adventure – master your ride with confidence!

## Quick Answers

- **What is this?** 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 by makingtec
- **How much does it cost?** NT$1233 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/464113188-makingtec-battery-disconnect-switch-master-master-switch-isolator-12v-48v)

## 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

- • **Heavy-Duty Durability:** ABS housing with tin-plated copper terminals resists corrosion and short circuits for long-lasting safety.
- • **Powerhouse Performance:** Handles a robust 275A continuous current to keep your vehicle energized without compromise.
- • **Built to Brave the Elements:** IP65 waterproof design ensures reliable operation rain or shine, on land or sea.
- • **Effortless Control & Safety:** Simple rotary ON/OFF operation isolates your battery to prevent drain and protect your investment.
- • **Universal Voltage Compatibility:** Seamlessly supports 12V to 48V DC systems, perfect for cars, RVs, boats, and more.

## Overview

The MAKINGTEC Battery Disconnect Switch Master is a rugged, waterproof power isolator designed for 12V-48V DC systems. Rated for 275A continuous current and featuring corrosion-resistant copper terminals, it provides a reliable, easy-to-use ON/OFF kill switch to protect batteries from drain and enable safe maintenance across cars, RVs, boats, trucks, and ATVs.

## 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B8MX5LV6 |
| Actuator Type | Rotary |
| Best Sellers Rank | #19,346 in Automotive ( See Top 100 in Automotive ) #47 in Car Battery Switches |
| Brand Name | MAKINGTEC |
| Circuit Type | 1-way |
| Color | Black |
| Compatible with Vehicle Type | car, rv, marine, boat, truck, atv |
| Connector Type | Crimp |
| Contact Material | Copper |
| Contact Type | Normally Closed |
| Control Method | Touch |
| Controller Type | Ring |
| Current Rating | 275 Amps |
| Customer Reviews | 4.3 4.3 out of 5 stars (18) |
| International Protection Rating | IP65 |
| Item Dimensions | 9 x 8 x 8 centimeters |
| Manufacturer | MAKINGTEC |
| Material Type | Acrylonitrile Butadiene Styrene |
| Model | 768649278555 |
| Mounting Type | Surface Mount |
| Number of Items | 1 |
| Number of Positions | 2 |
| Operating Voltage | 48 Volts |
| Operation Mode | ON-OFF |
| Part Number | YNN-8406 |
| Switch Type | Kill Switch |
| Terminal | Copper |
| UPC | 768649278555 |
| Unit Count | 1.0 Count |
| Upper Temperature Rating | 85 Degrees Celsius |

## Product Details

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

## Images

![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 - Image 1](https://m.media-amazon.com/images/I/61+jiwobgiS.jpg)

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**Shop now:** [https://www.desertcart.tw/products/464113188-makingtec-battery-disconnect-switch-master-master-switch-isolator-12v-48v](https://www.desertcart.tw/products/464113188-makingtec-battery-disconnect-switch-master-master-switch-isolator-12v-48v)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-09-07*