---
product_id: 448859073
title: "DC Miniature Circuit Breaker, 2 Pole 500V 100 Amp Isolator for Solar PV System, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch MCB 2P C100"
brand: "chtaixi"
price: "$70.56"
currency: USD
in_stock: true
reviews_count: 12
category: "Chtaixi"
url: https://www.desertcart.ec/products/448859073-dc-miniature-circuit-breaker-2-pole-500v-100-amp-isolator
store_origin: EC
region: Ecuador
---

# 100A high current capacity 500V DC rating for solar systems DIN rail mount for easy installation DC Miniature Circuit Breaker, 2 Pole 500V 100 Amp Isolator for Solar PV System, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch MCB 2P C100

**Brand:** chtaixi
**Price:** $70.56
**Availability:** ✅ In Stock

## Summary

> ⚡ Stay powered, stay protected — the ultimate DC breaker for your solar hustle!

## Quick Answers

- **What is this?** DC Miniature Circuit Breaker, 2 Pole 500V 100 Amp Isolator for Solar PV System, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch MCB 2P C100 by chtaixi
- **How much does it cost?** $70.56 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/448859073-dc-miniature-circuit-breaker-2-pole-500v-100-amp-isolator)

## Best For

- chtaixi enthusiasts

## Why This Product

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

## Key Features

- • **Solar-Ready Voltage:** Handles up to 500V DC, perfect for cutting-edge photovoltaic systems
- • **Durable & Dependable:** Silver alloy contacts and flame-retardant shell built to last and perform
- • **Plug & Play Mounting:** 35mm DIN rail design ensures hassle-free, professional-grade installation
- • **Powerhouse Protection:** Safeguards your solar setup with 100A overload and short-circuit defense
- • **Arc-Extinguishing Tech:** Magnetic system swiftly quells dangerous electrical arcs for enhanced safety

## Overview

The CHTAIXI DC Miniature Circuit Breaker is a robust 2-pole isolator designed for solar PV and other DC systems, rated at 100 amps and 500 volts. Featuring thermal magnetic trip technology and a magnetic arc extinguishing system, it ensures reliable overload and short-circuit protection. Its compact DIN rail mount and durable silver alloy contacts make it an essential, easy-to-install safety component for modern solar power setups.

## Description

Chtaixi DC Miniature Circuit Breaker, 2 Pole 500V 100 Amp Isolator for Solar PV System, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch MCB 2P C100: desertcart.com: Tools & Home Improvement

Review: Small and reliable - Perfect! for my RV Solar setup. This is better for my needs than solar panel inline fuses. Last thing I need is blowing a fuse while relying on solar during my camping experience.
Review: works great highly recommend - works great looks nice and the quality is amazing seems very durable and its a great value for your money glade i bought it

## Features

- FUNCTIONS: Used to protect power distribution facilities from overload and short-circuit damage, and can also be used for control and isolation.
- ARC EXTINGUISHING: This DC circuit breaker has a magnetic system to assist arc extinguishing.
- QUALITY: Silver alloy contacts, flame retardant material shell, color indicator.
- APPLICATION: Used in solar photovoltaic system, or other DC system.
- INSTALLATION: 35mm DIN rail mount, screw clamp wires(Soft silicone wire needs to crimp fixed the wire end with copper crimp first).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B1WCM9GT |
| Best Sellers Rank | #40,547 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #21 in Miniature Circuit Breakers |
| Brand | CHTAIXI |
| Circuit Breaker Type | Standard |
| Current Rating | 100 Amps |
| Date First Available | May 21, 2022 |
| Item Weight | 10.5 ounces |
| Item model number | 2 Pole |
| Manufacturer | CHTAIXI |
| Mounting Type | DIN Rail Mount |
| Number Of Poles | 2 |
| Product Dimensions | 2.99"D x 2.13"W x 3.15"H |
| Voltage | 500 Volts |

## Product Details

- **Brand:** CHTAIXI
- **Circuit Breaker Type:** Standard
- **Current Rating:** 100 Amps
- **Mounting Type:** DIN Rail Mount
- **Product Dimensions:** 2.99"D x 2.13"W x 3.15"H

## Images

![DC Miniature Circuit Breaker, 2 Pole 500V 100 Amp Isolator for Solar PV System, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch MCB 2P C100 - Image 1](https://m.media-amazon.com/images/I/61fXoYH5a2L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Small and reliable
*by L***. on July 23, 2025*

Perfect! for my RV Solar setup. This is better for my needs than solar panel inline fuses. Last thing I need is blowing a fuse while relying on solar during my camping experience.

### ⭐⭐⭐⭐⭐ works great highly recommend
*by R***D on May 4, 2025*

works great looks nice and the quality is amazing seems very durable and its a great value for your money glade i bought it

### ⭐⭐⭐⭐⭐ Perfect for Solar panel isolation
*by S***K on January 9, 2026*

These are what is needed for the solar panel isolation. Installer provided high voltage breakers which were problematic. These have been issue free

## Frequently Bought Together

- Chtaixi DC Miniature Circuit Breaker, 2 Pole 500V 100 Amp Isolator for Solar PV System, Thermal Magnetic Trip, DIN Rail Mount, High Current DC Disconnect Switch MCB 2P C100
- CHTAIXI DC Miniature Circuit Breaker, 2 Pole 1000V 63 Amp Isolator for Solar PV System, Thermal Magnetic Trip, DIN Rail Mount, Chtaixi DC Disconnect Switch C63
- Chtaixi AC Miniature Circuit Breaker, 32 Amp 120V/240V 2 Pole DIN Rail Mount Circuit Breaker, Thermal Magnetic Trip, Solar AC Disconnect Switch MCB C32

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**Shop now:** [https://www.desertcart.ec/products/448859073-dc-miniature-circuit-breaker-2-pole-500v-100-amp-isolator](https://www.desertcart.ec/products/448859073-dc-miniature-circuit-breaker-2-pole-500v-100-amp-isolator)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-01-29*