---
product_id: 318819712
title: "Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)…"
brand: "ampper"
price: "£18.68"
currency: GBP
in_stock: true
url: https://www.desertcart.co.uk/products/318819712-ampper-1-2-both-off-battery-disconnect-switch-12-48
store_origin: GB
region: United Kingdom
---

# 300A intermittent 200A continuous 4 position switch Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)…

**Brand:** ampper
**Price:** £18.68
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Up Your Peace of Mind!

## Quick Answers

- **What is this?** Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)… by ampper
- **How much does it cost?** £18.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/318819712-ampper-1-2-both-off-battery-disconnect-switch-12-48)

## Best For

- ampper enthusiasts

## Why This Product

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

## Key Features

- • **🛡️ Safety First:** Eliminates power draw when not in use, ensuring your battery stays charged and secure.
- • **💪 Heavy-Duty Design:** Constructed with durable ABS plastic to withstand the rigors of any environment.
- • **🌍 Wide Compatibility:** Designed for DC 12-48V systems, perfect for vehicles, RVs, boats, and more.
- • **🔧 Effortless Installation:** Universal fit with 5/16" copper terminal studs for quick and easy setup.
- • **🔄 Versatile Battery Management:** Easily switch between 1, 2, both, or off to optimize your power usage.

## Overview

The Ampper 1-2-Both-Off Battery Disconnect Switch is a robust and versatile solution for managing dual battery systems. With a heavy-duty ABS plastic housing, it offers 200A continuous and 300A intermittent performance at DC 12V, making it ideal for vehicles, RVs, and boats. Its 4-position switch allows for easy isolation of power, ensuring your batteries remain charged and secure when not in use.

## Description

Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)…

## Features

- Customized Design & Heavy Duty: design for 2 batteries, can switch to battery 1 / battery 2 separately or both and off together. ABS plastic housing, durable made for safety use, equiped with 4 sets of bolts.
- Operation: 1-2-Both-Off 4 positions, 200 A continuous at DC 12V, 300 A intermittent at DC 12V, 1000 A momentary at DC 12V.
- Compatible: used for DC 12 - 48 V systems to isolate and secure the electrical system, can stand alone or be locked together with other switch.
- Purpose: eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely.
- Copper terminal stud size: 5/16" (8 mm) x 3, very easy to install, universal used for car, vehicle, Rv and boat, also electrical equipment's switch.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Ampper |
| Brand | Ampper |
| Model | Am-CBS03 |
| Product Dimensions | 7.01 x 9.5 x 7.49 cm; 45.36 Grams |
| Item model number | Am-CBS03 |
| Exterior | Plastic |
| Manufacturer part number | Am-CBS03 |
| Special Features | eliminate any power draw from the battery when vehicle or boat is not in use, electrical equipment's switch, used for DC 12 - 48V systems, isolate and secure the electrical system, Design for 2 batteries, 1-2-Both-Off 4 positions |
| Lift type | ON-OFF |
| Voltage | 12 Volts |
| Item Weight | 45.4 g |

## Product Details

- **Operation Mode:** Off
- **Current Rating:** 200 Amps
- **Operating Voltage:** 48 Volts
- **Contact Type:** Normally Open
- **Connector Type:** Screw
- **Brand:** Ampper
- **Terminal:** Screw
- **Item dimensions L x W x H:** 2.76 x 3.74 x 2.95 inches
- **Circuit Type:** 4-way
- **Mounting Type:** Surface Mount

## Images

![Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)… - Image 1](https://m.media-amazon.com/images/I/71QWiOhM7CL.jpg)
![Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)… - Image 2](https://m.media-amazon.com/images/I/61MaRnpR4sL.jpg)
![Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)… - Image 3](https://m.media-amazon.com/images/I/61c8ZF1HTSL.jpg)
![Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)… - Image 4](https://m.media-amazon.com/images/I/71bTNptVObL.jpg)
![Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)… - Image 5](https://m.media-amazon.com/images/I/712wtGyz6AL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Frequently Bought Together

- Ampper 1-2-Both-Off Battery Disconnect Switch, 12-48 V Battery Master Cut Shut Off Isolator Switch (1-2-Both-Off)
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**Shop now:** [https://www.desertcart.co.uk/products/318819712-ampper-1-2-both-off-battery-disconnect-switch-12-48](https://www.desertcart.co.uk/products/318819712-ampper-1-2-both-off-battery-disconnect-switch-12-48)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-24*