---
product_id: 752810323
title: "AC230V MCB Leakage Protector RCBO Overload Short Circuit Protection 4P 30mA Residual Current Circuit Breaker Switch RCCB RCD (Size : 4P, Color : 40A)"
brand: "cattou"
price: "HK$641"
currency: HKD
in_stock: true
category: "Cattou"
url: https://www.desertcart.hk/products/752810323-ac230v-mcb-leakage-protector-rcbo-overload-short-circuit-protection-4p
store_origin: HK
region: Hong Kong
---

# 6kA breaking capacity 4P for full residential safety 30mA leakage sensitivity AC230V MCB Leakage Protector RCBO Overload Short Circuit Protection 4P 30mA Residual Current Circuit Breaker Switch RCCB RCD (Size : 4P, Color : 40A)

**Brand:** cattou
**Price:** HK$641
**Availability:** ✅ In Stock

## Summary

> ⚡ Stay powered, stay protected — because your home deserves the best!

## Quick Answers

- **What is this?** AC230V MCB Leakage Protector RCBO Overload Short Circuit Protection 4P 30mA Residual Current Circuit Breaker Switch RCCB RCD (Size : 4P, Color : 40A) by cattou
- **How much does it cost?** HK$641 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/752810323-ac230v-mcb-leakage-protector-rcbo-overload-short-circuit-protection-4p)

## Best For

- cattou enthusiasts

## Why This Product

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

## Key Features

- • **Fire Hazard Prevention:** Built-in insulation fault detection to protect your property from electrical fires.
- • **Trusted Brand Reliability:** CATTOU quality engineered for consistent, long-lasting circuit protection.
- • **Ultimate Overload Defense:** Safeguards your home from dangerous overloads and short circuits with precision.
- • **Precision Leakage Detection:** 30mA sensitivity ensures rapid response to earth faults, minimizing risk.
- • **Comprehensive 4-Pole Protection:** Full-phase coverage for enhanced safety in residential electrical systems.

## Overview

The CATTOU AC230V 4P RCBO combines overload, short circuit, and earth leakage protection with a 30mA sensitivity and 6kA breaking capacity, designed specifically for residential safety. Lightweight and reliable, it prevents electrical fires and ensures comprehensive circuit protection.

## Description

Feature1.Protection against overload and short-circuit currents.2.Protection aginst the effects of sinusoidal alternating earth fault currents.3.Protection against indirect contacts and additional protection against direct contacts.4.Protectiohn fire hazard caused by insulation faults.5.Used in residential building.6.According to the type of instantaneous release classified as follows:type B(3-5)In,type C(5-10)In,type D(10-20)In.DescriptionIn(A):6,10,16,20,25,32,40,50,63Sensitivity: 30mA ( Send 30mA by default Other specifications need to be customizedBreaking Capacity:6kA

## Features

- Voltage Protection

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BRXPMSHD |
| Brand | CATTOU |
| Country Of Origin | China |
| Item Weight | 200 Grams |
| Manufacturer | CATTOU |
| Unit Count | 1.0 Count |

## Images

![AC230V MCB Leakage Protector RCBO Overload Short Circuit Protection 4P 30mA Residual Current Circuit Breaker Switch RCCB RCD (Size : 4P, Color : 40A) - Image 1](https://m.media-amazon.com/images/I/61tbxzEzunL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.hk/products/752810323-ac230v-mcb-leakage-protector-rcbo-overload-short-circuit-protection-4p](https://www.desertcart.hk/products/752810323-ac230v-mcb-leakage-protector-rcbo-overload-short-circuit-protection-4p)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-05*