---
product_id: 595700949
title: "Ampper Top Post Battery Disconnect 2 Way Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off), Black"
brand: "ampper"
price: "873 kr"
currency: DKK
in_stock: false
reviews_count: 5
category: "Ampper"
url: https://www.desertcart.dk/products/595700949-ampper-top-post-battery-disconnect-2-way-switch-12-48
store_origin: DK
region: Denmark
---

# 12-48V DC compatibility 275A continuous current Secure ON/OFF isolation Ampper Top Post Battery Disconnect 2 Way Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off), Black

**Brand:** ampper
**Price:** 873 kr
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Master your power with the ultimate battery disconnect switch!

## Quick Answers

- **What is this?** Ampper Top Post Battery Disconnect 2 Way Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off), Black by ampper
- **How much does it cost?** 873 kr with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/595700949-ampper-top-post-battery-disconnect-2-way-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

- • **Built to Last:** Durable ABS plastic housing ensures safety and longevity in any environment.
- • **Total Power Control:** Easily isolate your battery to eliminate power drain and protect your vehicle’s electrical system.
- • **Powerhouse Performance:** Handles up to 275A continuous current for reliable heavy-duty use.
- • **Universal Voltage Range:** Seamlessly supports 12V to 48V DC systems—perfect for cars, RVs, and boats.
- • **Plug & Play Installation:** Direct fit to top post battery negative—no extra cables or modifications needed.

## Overview

The Ampper Top Post Battery Disconnect Switch is a robust 2-way rotary isolator designed for 12-48V DC systems, supporting up to 275A continuous current. It fits standard top post batteries directly on the negative terminal, requiring no extra wiring or modifications. Built with durable ABS plastic housing, it ensures safe and easy battery isolation for cars, RVs, and boats, preventing power drain when not in use.

## Description

Product Description

Review: ممتاز - بعد تجربة اسبوعين ممتاز
Review: Se observa de buena calidad - Se observa de buena calidad, veremos cuanto tiempo dura con el calor.

## Features

- FITMENT / COMPATIBLE: This switch is used on TOP POST battery DC 12V - 48V only, standard top post battery size: 19 mm cone/tapering positive & 17 mm cone/tapering negative, hook up to TOP post battery NEGATIVE directly. Installation SPACE should be checked to prevent incompatible.
- Convenience: direct fit and no modifications, hook up to TOP post battery negative directly, do not need additional battery cables or lugs, isolate and secure the electrical system easily.
- Specification: used for DC 12 - 48 V systems, ON/OFF 2 positions, 275 A continuous at DC 12V, 455 A intermittent at DC 12V, 1250 A momentary at DC 12V.
- Heavy Duty: ABS plastic housing, durable made for safety use. Extended the top post battery negative to original size: standard top post negative (17 mm cone/tapering negative (-)).
- Purpose: Can stand alone or be locked together with another switch. Eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely, widely used for car, vehicle, Rv and boat.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Operation Mode | ON-OFF |
| Current Rating | 275 Amps |
| Operating Voltage | 12 Volts |
| Contact Type | Normally Open |
| Connector Type | Screw Terminal |
| Brand | Ampper |
| Terminal | Screw |
| Item dimensions L x W x H | 12.7 x 4.6 x 5.1 Centimeters |
| Circuit Type | 2-way |
| Actuator Type | Rotary |
| Contact Material | Copper, Brass |
| Number of Positions | 2 |
| Controller Type | Ring |
| Control Method | Touch |
| Connectivity Protocol | X-10 |
| Colour | Non-Removable​​ Knob |
| Wattage | 60000 Watts |
| Number of Items | 1 |
| Manufacturer | Ampper |
| Country of Origin | USA |
| Special Feature | ABS plastic housing, durable made for safety use, Direct fit and no modifications, hook up to TOP post battery negative directly, Eliminate any power draw from the battery when vehicle or boat is not in use, Used for DC 12 - 48 V systems, isolate and secure the electrical system easily, Used for standard top post battery, can stand alone or be locked together with other switch |
| Item Weight | 170 g |
| Product Dimensions | 12.7 x 4.57 x 5.08 cm; 170.1 g |
| Item part number | Am-CBS01A |
| Item Height | 2 Inches |
| Item Width | 1.8 Inches |
| Compatible Device | Standard top post battery (19 mm cone/tapering positive & 17 mm cone/tapering negative), Cars, Vehicles, RVs, Boats |
| Are batteries included? | No |

## Product Details

- **Operation Mode:** ON-OFF
- **Current Rating:** 275 Amps
- **Operating Voltage:** 12 Volts
- **Contact Type:** Normally Open
- **Connector Type:** Screw Terminal

## Images

![Ampper Top Post Battery Disconnect 2 Way Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off), Black - Image 1](https://m.media-amazon.com/images/I/61pKMfieLdL.jpg)
![Ampper Top Post Battery Disconnect 2 Way Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off), Black - Image 2](https://m.media-amazon.com/images/I/81ll2gWi0QL.jpg)
![Ampper Top Post Battery Disconnect 2 Way Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off), Black - Image 3](https://m.media-amazon.com/images/I/71iUu2oQ5OL.jpg)
![Ampper Top Post Battery Disconnect 2 Way Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off), Black - Image 4](https://m.media-amazon.com/images/I/71aiEgj+-6L.jpg)
![Ampper Top Post Battery Disconnect 2 Way Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off), Black - Image 5](https://m.media-amazon.com/images/I/71z3eATRrBL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ ممتاز
*by U***C on 25 December 2024*

بعد تجربة اسبوعين ممتاز

### ⭐⭐⭐⭐⭐ Se observa de buena calidad
*by J***O on 6 October 2025*

Se observa de buena calidad, veremos cuanto tiempo dura con el calor.

### ⭐⭐⭐⭐⭐ Perfetto!
*by V***O on 22 March 2025*

Ottimo prodotto per sezionare un impianto. Nel nostro caso lo abbiamo inserito sulla batteria motore così che quando il camper resta fermo nel periodo invernale possiamo disattivare la batteria.

## Frequently Bought Together

- Ampper Top Post Battery Disconnect Switch, 12-48 V Battery Power Cut Master Switch Disconnect Isolator for Car, Vehicle, RV and Boat (Negative, On/Off)
- Battery Disconnect Switch, Malictele On/Off Side Post Battery Switch 275A 12-48V Power Cut Master Disconnect Isolator for Car Vehicle RV and Boat

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**Shop now:** [https://www.desertcart.dk/products/595700949-ampper-top-post-battery-disconnect-2-way-switch-12-48](https://www.desertcart.dk/products/595700949-ampper-top-post-battery-disconnect-2-way-switch-12-48)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-05-12*