---
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: "NT$1621"
currency: TWD
in_stock: true
reviews_count: 12
category: "Chtaixi"
url: https://www.desertcart.tw/products/448859073-dc-miniature-circuit-breaker-2-pole-500v-100-amp-isolator
store_origin: TW
region: Taiwan
---

# 100A high current rating 500V DC voltage support 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:** NT$1621
**Availability:** ✅ In Stock

## Summary

> ⚡ Break free with power and precision — your solar system’s ultimate safety net!

## 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?** NT$1621 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/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

- • **Premium Durability:** Silver alloy contacts and flame-retardant shell deliver industrial-grade reliability and safety you can trust.
- • **Powerhouse Protection:** Safeguards your solar PV system from overloads and short circuits with precision thermal magnetic trip technology.
- • **Solar-Ready Isolation:** Specifically engineered for solar PV systems, providing seamless control and isolation to keep your green energy flowing.
- • **Plug & Play Installation:** 35mm DIN rail mount and screw clamp wires make setup effortless—perfect for busy pros and DIYers alike.
- • **Arc-Extinguishing Mastery:** Advanced magnetic arc extinguishing system ensures safer, longer-lasting performance under high DC loads.

## Overview

The CHTAIXI DC Miniature Circuit Breaker 2 Pole 500V 100 Amp is a robust isolator designed for solar photovoltaic systems. Featuring thermal magnetic trip technology and a magnetic arc extinguishing system, it protects against overloads and short circuits. Its silver alloy contacts and flame-retardant shell ensure durability, while the DIN rail mount and screw clamp wiring enable quick, professional installation. Ideal for millennial professionals seeking reliable, high-performance DC disconnect switches to safeguard their renewable energy 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 | #31,671 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #16 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)

## Available Options

This product comes in different **Part Number, Model, Style** options.

## 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.tw/products/448859073-dc-miniature-circuit-breaker-2-pole-500v-100-amp-isolator](https://www.desertcart.tw/products/448859073-dc-miniature-circuit-breaker-2-pole-500v-100-amp-isolator)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-18*