---
product_id: 153729368
title: "Ampper Top Post Battery Disconnect Switch 12V 24V, Knife Blade Battery Switch Disconnect Power Cut Shut Off for Car Boat RV ATV (Positive, Vertical & Horizontal)"
brand: "ampper"
price: "₨591"
currency: SCR
in_stock: true
reviews_count: 13
url: https://www.desertcart.sc/products/153729368-ampper-top-post-battery-disconnect-switch-12v-24v-knife-blade
store_origin: SC
region: Seychelles
---

# 250A continuous power 12V/24V compatibility Heavy-duty brass construction Ampper Top Post Battery Disconnect Switch 12V 24V, Knife Blade Battery Switch Disconnect Power Cut Shut Off for Car Boat RV ATV (Positive, Vertical & Horizontal)

**Brand:** ampper
**Price:** ₨591
**Availability:** ✅ In Stock

## Summary

> 🔧 Cut the Power, Not the Fun!

## Quick Answers

- **What is this?** Ampper Top Post Battery Disconnect Switch 12V 24V, Knife Blade Battery Switch Disconnect Power Cut Shut Off for Car Boat RV ATV (Positive, Vertical & Horizontal) by ampper
- **How much does it cost?** ₨591 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/153729368-ampper-top-post-battery-disconnect-switch-12v-24v-knife-blade)

## 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

- • **🔋 Power Management:** Safely disconnects battery to eliminate power draw when not in use, extending battery life.
- • **⚙️ Simple Operation:** Lift the knife blade to cut power effortlessly—no complicated setup required.
- • **🛡️ Heavy-Duty Design:** Constructed from solid brass, ensuring rust and corrosion resistance for long-lasting performance.
- • **🔄 Versatile Installation:** Easily switch between horizontal and vertical configurations for ultimate convenience.
- • **🚤 Marine & Automotive Ready:** Perfect for cars, RVs, boats, and ATVs with standard top post terminals.

## Overview

The Top Post Knife Blade Master Switch is a robust battery disconnect switch designed for 12V/24V systems, offering a continuous rating of 250A and a momentary rating of 750A. Its heavy-duty brass construction ensures durability and resistance to rust and corrosion, making it ideal for marine and automotive applications. With easy installation and versatile orientation options, this switch is perfect for isolating your battery and securing your electrical system.

## Description

Top Post Battery Disconnect Switch 12V 24V, Ampper Knife Blade Battery Switch Disconnect Power Cut Shut Off for Car Boat RV ATV (Positive, Vertical & Horizontal)

## Features

- Compatible: used for top post terminal, 17-19 mm cone / tapering battery POSITIVE post only, DC 12V-24V system, 250A continuous and 750A momentary at DC 12V, on/off 2 position.
- Convenience: horizontal knife blade type, can change to vertical knife blade type easily (2 directions), very easy to install & simple to use. Lift the knife, then power will cut.
- Heavy Duty: solid brass made, rust and corrosion resistant, durable made for safety use.
- Purpose: used for battery to isolate and secure the electrical system, eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely.
- Used for Car, Vehicle, RV and Boat batteries which have a standard 17-19 mm cone top post terminal, also used for electrical equipment.

## Images

![Ampper Top Post Battery Disconnect Switch 12V 24V, Knife Blade Battery Switch Disconnect Power Cut Shut Off for Car Boat RV ATV (Positive, Vertical & Horizontal) - Image 1](https://m.media-amazon.com/images/I/61b1U5UvSyL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Works Perfectly for Me
  

*by J***S on Reviewed in the United States on January 16, 2024*

Super easy installation. Was concerned about the reviews about the inside diameter being too small. It fit just fine and works like a champ. Glad I bought it

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    saves battery power for a vehicle that isn't driven daily. Very easy to install  and use.
  

*by A***R on Reviewed in the United States on January 4, 2024*

Nice because I don't have to loosen the battery cable each time I want to break the connection.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Battery saver
  

*by S***R on Reviewed in the United States on February 17, 2024*

I got this to help the battery from loosing voltage from lack of use it shuts down the battery so voltage stays up. Works well

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**Shop now:** [https://www.desertcart.sc/products/153729368-ampper-top-post-battery-disconnect-switch-12v-24v-knife-blade](https://www.desertcart.sc/products/153729368-ampper-top-post-battery-disconnect-switch-12v-24v-knife-blade)

---

*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-01-31*