Best Type A Circuit Breakers of 2025

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 31 Jan 2025

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Type A Circuit Breakers are essential components in protecting electrical circuits from damage caused by overloading or short-circuiting. These breakers are designed to trip and cut off the current flow when the current exceeds a certain level, preventing electrical fires and other hazards. They are commonly used in residential and commercial buildings, as well as in industrial settings. Type A Circuit Breakers come in various sizes and ratings to accommodate different electrical loads and are manufactured by various companies. They are a reliable and cost-effective way to ensure the safety and stability of electrical systems.

At a Glance: Our Top Picks

Hager MTN132 Miniature Circuit Breaker, Type B Cover #TOP 1
Hager MTN132 Miniature Circuit Breaker, Type B
ftb score rating icon 9.8
Hager MTN140 Type B Miniature Circuit Breaker Cover #TOP 2
Hager MTN140 Type B Miniature Circuit Breaker
ftb score rating icon 9.7
Circuit Breaker MCB Single Pole Type B (16A) Cover #TOP 3
Circuit Breaker MCB Single Pole Type B (16A)
ftb score rating icon 9.5

Top 10 Type A Circuit Breakers

#TOP 1

Hager MTN132 Miniature Circuit Breaker, Type B

MTN132
Hager MTN132 Miniature Circuit Breaker, Type B Cover
Hager MTN132 Miniature Circuit Breaker, 1 Pole, 1 Module, Type B, 6 kA Breaking Capacity, 32 A Current

The Hager MTN132 Circuit Breaker is designed to provide reliable protection for your electrical circuits. It complies with the BS EN 60898 standard, ensuring safety and reliability in your installations. As a Type B breaker, it is ideal for residential applications, effectively managing overloads and short circuits. With a 6 kA breaking capacity, it can handle significant fault currents, giving you peace of mind. The single pole design means it is compact and easy to install, making it convenient for various electrical setups.

What We Like
Complies with safety standards
Ideal for residential use
High breaking capacity
Compact and easy to install
#TOP 2

Hager MTN140 Type B Miniature Circuit Breaker

MTN140
Hager MTN140 Type B Miniature Circuit Breaker Cover
Hager MTN140 Miniature Circuit Breaker, 1 Pole, 1 Module, Type B, 6 kA Breaking Capacity, 40 A Current

The Hager MTN140 Circuit Breaker is designed to ensure electrical safety in your home or business. It complies with BS EN 60898, which means you can trust its reliability and performance. As a Type B breaker, it is ideal for protecting circuits with resistive and inductive loads. With a breaking capacity of 6kA, it effectively prevents overloads, giving you peace of mind. Additionally, being a single pole design makes it compact and easy to install in various applications.

What We Like
Compliant with BS EN 60898
Suitable for resistive loads
6kA breaking capacity
Compact single pole design
#TOP 3

Circuit Breaker MCB Single Pole Type B (16A)

Circuit Breaker MCB Single Pole Type B (16A) Cover
Circuit Breaker MCB Single Pole Type B (All Amps 6A 10A 16A 25A 32A 40A 50A 63A) (16 A)

The Type B Circuit Breaker is designed for DIN rail mounting, providing a reliable solution for your electrical needs. With a single pole and a 6kA rating, it features a clear RED OFF and GREEN ON indicator, allowing you to easily monitor its status. Available in various amp ratings, including 6A to 63A, you can choose the right one for your requirements. It is compatible with A1electrics consumer units, ensuring a seamless fit and functionality for your electrical system.

What We Like
Easy installation on DIN rail
Clear ON/OFF indicators
Multiple amp ratings available
Compatible with A1electrics units
#TOP 4

Hager MTN106 1 Pole Circuit Breaker, 6A

MTN106
Hager MTN106 1 Pole Circuit Breaker, 6A Cover
Hager MTN106 Miniature Circuit Breaker, 1 Pole, 1 Module, Type B, 6 kA Breaking Capacity, 6 A Current

The Hager MTN106 Circuit Breaker is designed with user safety in mind. It complies with the BS EN 60898 standard, ensuring reliable performance. The Type B characteristic provides protection against overload and short circuit, making it suitable for various electrical installations. With a breaking capacity of 6kA, it can handle fault currents effectively, offering peace of mind. Being a single pole device, it is easy to install and requires less space in your electrical panel, making it a practical choice for your needs.

What We Like
Complies with safety standards
Handles fault currents effectively
Easy to install
Space-saving design
#TOP 5

Hager MTN120 Miniature Circuit Breaker, Type B

MTN120
Hager MTN120 Miniature Circuit Breaker, Type B Cover
Hager MTN120 Miniature Circuit Breaker, 1 Pole, 1 Module, Type B, 6 kA Breaking Capacity, 20 A Current

The Hager MTN120 Circuit Breaker is designed for safety and reliability in electrical systems. Complying with BS EN 60898 standards, it ensures that your circuits are protected against overloads and short circuits. Its Type B rating makes it ideal for domestic applications, providing peace of mind for everyday use. With a breaking capacity of 6 kA, it can effectively handle fault currents, offering you confidence that your electrical system can manage unexpected surges. This single pole breaker is compact, fitting easily into your existing distribution board.

What We Like
Complies with safety standards
Ideal for domestic use
High breaking capacity
Compact design
#TOP 6

Hager MTN116 Miniature Circuit Breaker, Type B

MTN116
Hager MTN116 Miniature Circuit Breaker, Type B Cover
Hager MTN116 Miniature Circuit Breaker, 1 Pole, 1 Module, Type B, 6 kA Breaking Capacity, 16 A Current

The Hager MTN116 Circuit Breaker is a reliable choice for protecting your electrical circuits. It complies with BS EN 60898 standards, ensuring safety and quality. With a breaking capacity of 6kA, you can trust it to handle overloads effectively, preventing potential damage. This single pole design means it is easy to install and manage, making it an ideal option for various applications. Choosing this circuit breaker enhances the safety of your electrical system, providing peace of mind for you and your home.

What We Like
Complies with safety standards
High breaking capacity
Easy to install
Single pole design
#TOP 7

Hager MTN110 Miniature Circuit Breaker, Type B

MTN110
Hager MTN110 Miniature Circuit Breaker, Type B Cover
Hager MTN110 Miniature Circuit Breaker, 1 Pole, 1 Module, Type B, 6 kA Breaking Capacity, 10 A Current

The Hager MTN110 Circuit Breaker is a reliable choice for your electrical needs. It complies with the BS EN 60898 standard, ensuring safety and performance. With a single pole design, it is easy to install and fits neatly into your electrical system. The Type B characteristic makes it suitable for protecting circuits with inductive loads, helping you avoid potential overloads. Its impressive breaking capacity of 6 kA offers peace of mind, as it can effectively handle fault conditions, safeguarding your appliances and installations.

What We Like
Complies with safety standards
Easy to install
Suitable for inductive loads
High breaking capacity
#TOP 8

DIHOOL Type A 30mA Circuit Breaker

DIHOOL
DH-DZ30SLE-32A
DIHOOL Type A 30mA Circuit Breaker Cover
DIHOOL Type a RCBO ELCB RCD 18mm width Circuit Breaker(30mA 2 pole 32A)

The DIHOOL Circuit Breaker offers reliable 30mA Earth leakage protection, ensuring safety in your electrical systems. With its ability to guard against short circuits and leakage, you can feel secure knowing your devices are protected. It also provides pulsating DC leakage protection, which is essential for safeguarding sensitive electronics. Additionally, the convenient operating test button on the front panel allows you to easily check the device's functionality, giving you peace of mind regarding your electrical safety.

What We Like
Compact 18mm width
Multi-protection features
Easy operating test button
Space-efficient design
#TOP 9

SAFEMORE 32Amp Compact RCD Circuit Breaker

CJR01-50-B32
SAFEMORE 32Amp Compact RCD Circuit Breaker Cover
RCBO 32Amp, SAFEMORE Compact RCD Circuit Breaker for Earth Leakage, Type A, 1P+N, 30mA, 6kA, B32, Curve B

The SAFEMORE 32Amp RCBO offers integrated overload and short-circuit protection, ensuring your circuits remain safe from faults. With its fast fault activation, it responds within 0.1 seconds upon detecting an earth leakage, providing peace of mind. The visible operation status allows you to easily check its working condition in real-time. Additionally, its compact design makes installation straightforward, even in limited spaces, saving you time and hassle when setting up your consumer units.

What We Like
Integrated overload protection
Fast fault activation
Real-time status indication
Compact and easy installation

Wylex NB 15 Circuit Breaker 15 AMP

NB 15
Wylex NB 15 Circuit Breaker 15 AMP Cover
WYLEX NB 15 MCB 15 AMP TYPE 2 BS3871 A CIRCUIT BREAKER

The Wylex NB 15 is a reliable 15 AMP Type 2 circuit breaker, designed to enhance your electrical safety. Its 15 AMP rating ensures it can handle moderate electrical loads, making it suitable for various applications in your home or business. As a Type 2 device, it provides a balance of protection and performance, responding effectively to overloads. Complying with the BS3871 standard, this circuit breaker assures you of its quality and safety, offering peace of mind for your electrical installations.

What We Like
Reliable electrical safety
Handles moderate loads
Effective overload protection
Meets BS3871 standards
Buying Guide Image
Editor's Notes

During our type a circuit breaker research, we found 306 type a circuit breaker products and shortlisted 10 quality products. We collected and analyzed 11,073 customer reviews through our big data system to write the type a circuit breakers list. We found that most customers choose type a circuit breakers with an average price of £5.42.

The type a circuit breakers are available for purchase. We have researched hundreds of brands and picked the top brands of type a circuit breakers, including Hager, A1 ELECTRICS A1ELECTRICS.COM, DIHOOL, SAFEMORE, Wylex. The seller of top 1 product has received honest feedback from 1,586 consumers with an average rating of 4.8.

Written by
Jennifer Fraser Avatar

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.