---
product_id: 53113312
title: "S203-B20 Miniature Circuit Breaker, 3 Pole, Type B, 6/10kA Breaking Capacity, 20 Amp Current (2CDS253001R0205)"
brand: "abb"
price: "R757"
currency: ZAR
in_stock: true
reviews_count: 5
category: "Abb"
url: https://www.desertcart.co.za/products/53113312-s203-b20-miniature-circuit-breaker-3-pole-type-b-6
store_origin: ZA
region: South Africa
---

# 20A current rating 3-pole for multi-phase protection 6/10kA breaking capacity S203-B20 Miniature Circuit Breaker, 3 Pole, Type B, 6/10kA Breaking Capacity, 20 Amp Current (2CDS253001R0205)

**Brand:** abb
**Price:** R757
**Availability:** ✅ In Stock

## Summary

> ⚡ Protect your power like a pro — ABB S203-B20 keeps your circuits cool and connected!

## Quick Answers

- **What is this?** S203-B20 Miniature Circuit Breaker, 3 Pole, Type B, 6/10kA Breaking Capacity, 20 Amp Current (2CDS253001R0205) by abb
- **How much does it cost?** R757 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/53113312-s203-b20-miniature-circuit-breaker-3-pole-type-b-6)

## Best For

- abb enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Safety:** Patented twin terminals with captive screws deliver maximum safety and quick setup.
- • **Smart Space Saver:** Innovative bottom-fixing auxiliary contact streamlines installation and control.
- • **High Breaking Capacity:** Handles up to 10kA fault currents, safeguarding your system with confidence.
- • **Triple-Pole Powerhouse:** Robust 3-pole design ensures seamless multi-phase circuit protection.
- • **Universal Compatibility:** Meets global standards for versatile use across diverse installations.

## Overview

The ABB S203-B20 is a 3-pole miniature circuit breaker rated at 20 amps with a high breaking capacity of up to 10kA. Designed for global compatibility, it features patented twin terminals for easy and safe installation, plus a unique bottom-fixing auxiliary contact for space-saving control. Trusted for reliable overload and short circuit protection, this compact device is ideal for professional-grade electrical setups.

## Description

System pro M compact S200 miniature circuit breakers are current limiting. They have two different tripping mechanisms, the delayed thermal tripping mechanism for overload protection and the electromechanic tripping mechanism for short circuit protection.

Review: Was soll ich sagen...Qualitätsware zum günstigen Preis. Bin sehr zufrieden.
Review: Wie gewohnt super Qualität von ABB. Lassen sich leicht auf der Schiene befestigen.

## Features

- Wide and complete range of MCB to cover different applications and markets: Screwless, home, ring tongue, UL, universal current, direct current, marine, railway are some of the keywords in S 200 dictionary
- Meeting worldwide standards, you can use the same basic technology throughout the world for nearly every application and installation type
- S200 MCBs range are completed with a wide range of accessories that enlarge the functions of the MCB not only as a protection devices, but even for control and monitor remotely the installation
- Space and time saving thanks to the unique bottom-fixing auxiliary contact
- 1Patented twin terminals with captive screws: highest comfort, safety and flexibility

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000ONMSEO |
| Best Sellers Rank | 1,180,742 in DIY & Tools ( See Top 100 in DIY & Tools ) 3,662 in Circuit Breakers |
| Brand | ABB |
| Circuit Breaker Type | Standard |
| Country Of Origin | Germany |
| Current Rating | 20 Amps |
| Customer Reviews | 4.8 4.8 out of 5 stars (611) |
| Global Trade Identification Number | 04016779469104 |
| Included Components | Miniature Circuit Breakers MCBs |
| Item Dimensions D x W x H | 6.9D x 5.3W x 8.8H centimetres |
| Item Weight | 12.4 Ounces |
| Manufacturer | ABB |
| Manufacturer Part Number | 2CDS253001R0205 |
| Model Number | S203-B20 |
| Mounting Type | Plug-In Mount |
| Number of Poles | 3 |
| Voltage | 400 Volts |

## Product Details

- **Brand:** ABB
- **Circuit breaker type:** Standard
- **Current rating:** 20 Amps
- **Mounting type:** Plug-In Mount
- **Product dimensions:** 6.9D x 5.3W x 8.8H centimetres

## Images

![S203-B20 Miniature Circuit Breaker, 3 Pole, Type B, 6/10kA Breaking Capacity, 20 Amp Current (2CDS253001R0205) - Image 1](https://m.media-amazon.com/images/I/518rYdSuC3L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by S***. on 2 December 2025*

Was soll ich sagen...Qualitätsware zum günstigen Preis. Bin sehr zufrieden.

### ⭐⭐⭐⭐⭐ Review
*by R***K on 26 November 2025*

Wie gewohnt super Qualität von ABB. Lassen sich leicht auf der Schiene befestigen.

### ⭐⭐⭐⭐⭐ Review
*by S***E on 22 March 2025*

Ich bin von ABB immer begeistert gewesen und werde es wahrscheinlich auch weiterhin sein. Der Leitungsschutzschalter tut was er soll und meinen intialen Test hat er auch erfolgreich bestanden. Lieferung von dem Händler war auch sehr schnell.

## Frequently Bought Together

- ABB S203-B20 Miniature Circuit Breaker, 3 Pole, Type B, 6/10kA Breaking Capacity, 20 Amp Current (2CDS253001R0205)
- ABB S201M-B16 Miniature Circuit Breaker, 1 Pole, Type B, 10kA/15kA Breaking Capacity, 16 Amp Current (2CDS271001R0165)

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**Shop now:** [https://www.desertcart.co.za/products/53113312-s203-b20-miniature-circuit-breaker-3-pole-type-b-6](https://www.desertcart.co.za/products/53113312-s203-b20-miniature-circuit-breaker-3-pole-type-b-6)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-05-11*