Best Type B Circuit Breakers of 2025

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 31 Jan 2025

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Type B circuit breakers are essential components in any electrical system that require protection from short circuit and overload conditions. These circuit breakers are designed to trip in response to excessive current flow, thereby preventing damage to the electrical equipment or fire hazards. They are suitable for use in domestic and commercial applications, providing reliable protection for lighting, power outlets, and appliances. Type B circuit breakers are easy to install and operate, and they come in a range of current ratings to suit different applications. Their compact size also makes them ideal for use in space-constrained environments.

At a Glance: Our Top Picks

Schneider Electric Easy9 MCB Circuit Breaker 16A Cover #TOP 1
Schneider Electric Easy9 MCB Circuit Breaker 16A
ftb score rating icon 9.9
Hager MTN132 Miniature Circuit Breaker, Type B Cover #TOP 2
Hager MTN132 Miniature Circuit Breaker, Type B
ftb score rating icon 9.8
MK Electric Sentry 32A Circuit Breaker Cover #TOP 3
MK Electric Sentry 32A Circuit Breaker
ftb score rating icon 9.6

Top 10 Type B Circuit Breakers

#TOP 1

Schneider Electric Easy9 MCB Circuit Breaker 16A

EZ9F16116
White
Schneider Electric Easy9 MCB Circuit Breaker 16A Cover
Schneider Electric Easy9 - MCB Miniature Circuit Breaker, 1 Pole, Type B, 6kA Breaking Capacity, 16A, 230V, EZ9F16116

The Schneider Easy9 MCB offers reliable protection for your cables against overload, ensuring your electrical systems remain safe and functional. With its B Curve design, it is ideal for devices with moderate inrush currents. The 6kA breaking capacity allows for effective interruption of electrical faults, giving you peace of mind. Additionally, the fault tripping indication on the front panel provides a clear visual alert, making it easier for you to address issues promptly and maintain a secure environment.

What We Like
Protects against overload
Suitable for moderate inrush currents
High breaking capacity
Clear fault indication
#TOP 2

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 3

MK Electric Sentry 32A Circuit Breaker

5932S
White
MK Electric Sentry 32A Circuit Breaker Cover
MK Electric Sentry 32A Single Pole Type B MCB

The MK Electric Sentry MCB is a reliable 32A single pole circuit breaker designed to protect your electrical installations. It utilises thermal and magnetic elements to detect overcurrents, ensuring your system remains safe from damage. The ability to interrupt the supply when necessary provides peace of mind, knowing that your home or business is shielded from electrical faults. With tunnel terminals capable of accommodating 35mm² wiring, installation becomes straightforward and efficient, making it a convenient choice for any user.

What We Like
Reliable overcurrent detection
Prevents electrical damage
Easy installation
Secure On/Off locking
#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

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 6

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 7

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 8

Wylex NHXB32 32 Amp Circuit Breaker MCB

BPSPL11723-SFNHXB32
Wylex NHXB32 32 Amp Circuit Breaker MCB Cover
Wylex NHXB32 32 Amp Single Pole Type B 230V 6kA Circuit Breaker MCB (NSB32)

The Wylex NHXB32 Circuit Breaker is a reliable 32 amp Type B single pole MCB designed for both domestic and commercial use. With a breaking capacity of 6kA, it provides robust protection against electrical faults, ensuring your safety. You will appreciate its lockable feature, allowing you to secure it in either the ON or OFF position while still retaining functionality. This means you can confidently maintain control over your electrical systems, making it a prudent choice for any property.

What We Like
High breaking capacity
Lockable for safety
Suitable for domestic and commercial use
Reliable Type B protection
#TOP 9

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 10

Hager MTN150 Mini Circuit Breaker, Type B

MTN150
Hager MTN150 Mini Circuit Breaker, Type B Cover
Hager MTN150 Miniature Circuit Breaker, 1 Pole, 1 Module, Type B, 6 kA Breaking Capacity, 50 A Current

The Hager MTN150 Circuit Breaker is a reliable choice for electrical safety. It complies with the BS EN 60898 standard, ensuring it meets strict safety regulations. As a Type B circuit breaker, it is ideal for protecting circuits with a high inrush current, making it perfect for residential and light commercial applications. With a breaking capacity of 6 kA, it can handle significant fault levels, giving you peace of mind. Additionally, being a single pole device, it simplifies installation and saves space in your electrical panel.

What We Like
Meets safety standards
Handles high inrush current
High breaking capacity
Space-saving design
Buying Guide Image
Editor's Notes

During our type b circuit breaker research, we found 306 type b circuit breaker products and shortlisted 10 quality products. We collected and analyzed 13,601 customer reviews through our big data system to write the type b circuit breakers list. We found that most customers choose type b circuit breakers with an average price of £5.25.

The type b circuit breakers are available for purchase. We have researched hundreds of brands and picked the top brands of type b circuit breakers, including Schneider Electric, Hager, Best Price Square, A1 ELECTRICS A1ELECTRICS.COM, Wylex.

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.