---
product_id: 57324001
title: "Blue Sea Systems - Battery Switch ON/Off AFD"
brand: "blue sea systems"
price: "₹ 10882"
currency: INR
in_stock: true
reviews_count: 8
category: "Blue Sea Systems"
url: https://www.desertcart.in/products/57324001-blue-sea-systems-battery-switch-on-off-afd
store_origin: IN
region: India
---

# 350A continuous current rating AFD allows switching under load Tinned copper terminals for durability Blue Sea Systems - Battery Switch ON/Off AFD

**Brand:** blue sea systems
**Price:** ₹ 10882
**Availability:** ✅ In Stock

## Summary

> 🔋 Stay Powered, Stay Ahead — Switch Smarter, Not Harder!

## Quick Answers

- **What is this?** Blue Sea Systems - Battery Switch ON/Off AFD by blue sea systems
- **How much does it cost?** ₹ 10882 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/57324001-blue-sea-systems-battery-switch-on-off-afd)

## Best For

- blue sea systems enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Single-piece tinned copper terminals maintain shape and conductivity over years of heavy use.
- • **Precision Control:** Push-button actuator with clearly labeled screw terminals ensures foolproof installation and operation.
- • **Switch On The Fly:** AFD technology lets you toggle battery connections while the engine runs—no alternator damage, no downtime.
- • **Power Through Anything:** Handles a robust 350 amps continuous current for petrol and diesel engines without breaking a sweat.
- • **Marine-Grade Reliability:** IP66 rated for dust and water resistance, perfect for boats, RVs, and trucks facing tough environments.

## Overview

The Blue Sea Systems Battery Switch ON/Off AFD is a high-performance 4-way selector switch designed for petrol and diesel engines, delivering 350 amps continuous current. Featuring advanced AFD technology, it allows safe switching under load without damaging your alternator. Built with durable tinned copper terminals and an IP66 rating, it’s engineered for reliable, long-lasting use in marine, RV, and truck applications.

## Description

E series battery switch.

Review: Very happy. - Well made and solid. Very happy. Just make sure you connect the right leads to the correct terminals on the back to avoid a fair bit of confused head scratching… It’s obvious and well labeled so just blame user error…
Review: Five Stars - Excellent product

## Features

- 350A continuous internal petrol and diesel engine.
- The AFD models allow you to change while the engine is running without damaging the alternator.
- A single piece of tinned copper terminals that do not lose their shape with the passage of time.
- Item Package Dimension: 10.0 cm L x 16.2 cm W x 22.2 cm H

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000K2MCR2 |
| Actuator Type | Push Button |
| Best Sellers Rank | 126,747 in Automotive ( See Top 100 in Automotive ) 316 in Car Battery Switches |
| Brand | Blue Sea Systems |
| Circuit Type | 4-way |
| Colour | Black |
| Compatible Devices | Petrol and diesel engines, boats, vehicles with battery connection points |
| Compatible with Vehicle Type | Boats, RVs, Trucks |
| Connectivity Protocol | X-10 |
| Connector Type | Screw |
| Connector type | Screw |
| Contact Material | Copper |
| Contact Type | Normally Open |
| Contact type | Normally Open |
| Control Method | Touch |
| Control Type | Discrete |
| Controller Type | Ring |
| Current Rating | 350 Amps |
| Current rating | 350 Amps |
| Customer Reviews | 4.7 out of 5 stars 1,530 Reviews |
| EU Spare Part Availability Duration | 5 Years |
| Global Trade Identification Number | 00632085900151 |
| Included Components | BATTERY SELECTOR 4-WAY |
| International Protection Rating | IP66 |
| Item Dimensions | 9.8 x 9.8 x 7.9 centimetres |
| Item Type Name | BATTERY SELECTOR 4-WAY |
| Item Weight | 431 g |
| Lower Temperature Rating | 1 Degrees Celsius |
| Manufacturer | Blue Sea Systems |
| Manufacturer Part Number | 9001e-BSS |
| Material | Plastic |
| Model Number | 9001e-BSS |
| Mounting Type | Panel Mount |
| Number of Items | 1 |
| Number of Positions | 1 |
| Operating Voltage | 32 Volts |
| Operating voltage | 32 Volts |
| Operation Mode | ON-OFF |
| Operation mode | ON-OFF |
| Smart Home Compatibility | Not Smart Home Compatible |
| Switch Type | Selector 4 Position |
| Terminal | Screw |
| UPC | 632085900151 |
| Unit Count | 1.0 count |
| Upper Temperature Rating | 5 Degrees Celsius |
| Wattage | 4200 watts |

## Product Details

- **Brand:** Blue Sea Systems
- **Connector type:** Screw
- **Contact type:** Normally Open
- **Current rating:** 350 Amps
- **Item dimensions L x W x H:** 9.8 x 9.8 x 7.9 centimetres
- **Material:** Plastic
- **Operating voltage:** 32 Volts
- **Operation mode:** ON-OFF
- **Switch type:** Selector 4 Position
- **Terminal:** Screw

## Images

![Blue Sea Systems - Battery Switch ON/Off AFD - Image 1](https://m.media-amazon.com/images/I/81n-ap+0lPL.jpg)
![Blue Sea Systems - Battery Switch ON/Off AFD - Image 2](https://m.media-amazon.com/images/I/51tvx4OvJML.jpg)
![Blue Sea Systems - Battery Switch ON/Off AFD - Image 3](https://m.media-amazon.com/images/I/51zM3e8DqxL.jpg)
![Blue Sea Systems - Battery Switch ON/Off AFD - Image 4](https://m.media-amazon.com/images/I/41KL7mdJ2LL.jpg)
![Blue Sea Systems - Battery Switch ON/Off AFD - Image 5](https://m.media-amazon.com/images/I/41FtrX+zt3L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Very happy.
*by A***R on 13 March 2024*

Well made and solid. Very happy. Just make sure you connect the right leads to the correct terminals on the back to avoid a fair bit of confused head scratching… It’s obvious and well labeled so just blame user error…

### ⭐⭐⭐⭐⭐ Five Stars
*by T***S on 23 March 2018*

Excellent product

### ⭐⭐⭐⭐⭐ Great product!
*by J***E on 29 August 2017*

Great, very good. I should have bought two. Fast shipping and the product is satisfactorily functional for it's intended purpose. These are really cool We were very pleased to have them. Seems well built and good quality Just thrilled with this item!!!

## Frequently Bought Together

- Blue Sea Systems 9001E e-Series Battery Switch, Selector 4 Position, Red
- Blue Sea Systems 5026 ST Blade Fuse Block 12 Circuit with Ground and Cover
- 14 Gauge Marine Wire,100ft 14 AWG Duplex Marine Grade Wire Tinned Copper Boat Electrical Cable for Boat/Automotive/RV/Camper/Trailer Outdoor Use

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.in/products/57324001-blue-sea-systems-battery-switch-on-off-afd](https://www.desertcart.in/products/57324001-blue-sea-systems-battery-switch-on-off-afd)

---

*Product available on Desertcart India*
*Store origin: IN*
*Last updated: 2026-06-18*