---
product_id: 592309137
title: "RUIAN Disconnect Knife Switch 380V 100A 3 Pole Double Throw Power Supply Safety Control HK1A-100/3 DG,Gray"
brand: "ruian"
price: "951 DH"
currency: MAD
in_stock: true
url: https://www.desertcart.ma/products/592309137-ruian-disconnect-knife-switch-380v-100a-3-pole-double-throw
store_origin: MA
region: Morocco
---

# 100A rated current power 3-pole double throw switching High-temp & drop resistant build RUIAN Disconnect Knife Switch 380V 100A 3 Pole Double Throw Power Supply Safety Control HK1A-100/3 DG,Gray

**Brand:** ruian
**Price:** 951 DH
**Availability:** ✅ In Stock

## Summary

> ⚡ Switch Smart, Stay Powered – The Ultimate Safety Control for Pros

## Quick Answers

- **What is this?** RUIAN Disconnect Knife Switch 380V 100A 3 Pole Double Throw Power Supply Safety Control HK1A-100/3 DG,Gray by ruian
- **How much does it cost?** 951 DH with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ma](https://www.desertcart.ma/products/592309137-ruian-disconnect-knife-switch-380v-100a-3-pole-double-throw)

## Best For

- ruian enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Constructed with high-temp resistant materials and drop-proof design for long-lasting durability.
- • **Compact & Efficient:** Sleek 17.2 x 9.7 x 10.9 cm size fits perfectly in professional setups without bulk.
- • **Safety First, Always:** Ideal for backup generators and power supply control, giving you peace of mind in critical moments.
- • **Triple Pole Precision:** 3-pole double throw design ensures seamless switching and fail-safe circuit control.
- • **Power Up with Confidence:** Handles a robust 100A current at 380V AC for reliable heavy-duty performance.

## Overview

The RUIAN HK1A-100/3 DG Knife Switch is a 3-pole, double throw disconnect switch rated for 380V AC and 100A current. Built with durable ABS, BMC, insulation resin, and copper, it offers high temperature and drop resistance, making it perfect for fail-safe circuit breaking and backup power control in professional electrical systems.

## Description

Knife switch with drop resistance, pressure, high temperature, with good electrical conductivity, suitable for rated voltage 380V and rated current 100A,Used for Fail-safe Circuit Breaker, Switching in Backup Generator, Power Switch, etc. Product Name : Knife Switch Model No. : HK1A-100/3 DG Pole : 3 Throw : 2 Rated Voltage : AC 380V Rated Current : 100A Overall Size(Approx) : 17.2 x 9.7 x 10.9 cm/6.8" x 3.8" x 4.3" (L*W*H) Material :ABS,BMC,insulation resin,Copper Color : gray Package Content : 1 x Disconnect Switch Note: You can cut off the electronic circuit when you want to cut off the current. The voltage is AC 380V, please take attention to the voltage before you buying.

## Features

- 【Product Name】Knife Switch;Model No. : HK1A-100/3 DG;Pole : 3
- 【Throw】2;Rated Voltage : AC 380V
- 【Rated Current 】100A;Overall Size(Approx) : 17.2 x 9.7 x 10.9 cm/6.8" x 3.8" x 4.3" (L*W*H)
- 【External Material】Plastic, Metal;Color : Gray
- 【Net Weight】874g;Package Content : 1 x Disconnect Switch

## Product Details

- **Operation Mode:** Off
- **Current Rating:** 100 Amps
- **Operating Voltage:** 380 Volts (AC)
- **Contact Type:** Normally Open
- **Connector Type:** Screw
- **Brand:** RUIAN
- **Terminal:** Blade
- **Circuit Type:** 2-way
- **Actuator Type:** Combined
- **Contact Material:** Copper

## Images

![RUIAN Disconnect Knife Switch 380V 100A 3 Pole Double Throw Power Supply Safety Control HK1A-100/3 DG,Gray - Image 1](https://m.media-amazon.com/images/I/51NKnsxnKAL.jpg)
![RUIAN Disconnect Knife Switch 380V 100A 3 Pole Double Throw Power Supply Safety Control HK1A-100/3 DG,Gray - Image 2](https://m.media-amazon.com/images/I/51fPkBakHgL.jpg)
![RUIAN Disconnect Knife Switch 380V 100A 3 Pole Double Throw Power Supply Safety Control HK1A-100/3 DG,Gray - Image 3](https://m.media-amazon.com/images/I/51rCChHhrqL.jpg)
![RUIAN Disconnect Knife Switch 380V 100A 3 Pole Double Throw Power Supply Safety Control HK1A-100/3 DG,Gray - Image 4](https://m.media-amazon.com/images/I/41uzIUEl+UL.jpg)
![RUIAN Disconnect Knife Switch 380V 100A 3 Pole Double Throw Power Supply Safety Control HK1A-100/3 DG,Gray - Image 5](https://m.media-amazon.com/images/I/51UPI5u5tTL.jpg)

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**Shop now:** [https://www.desertcart.ma/products/592309137-ruian-disconnect-knife-switch-380v-100a-3-pole-double-throw](https://www.desertcart.ma/products/592309137-ruian-disconnect-knife-switch-380v-100a-3-pole-double-throw)

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*Product available on Desertcart Morocco*
*Store origin: MA*
*Last updated: 2026-03-05*