Best Proteus Circuit Breakers of 2025

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 31 Jan 2025

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Circuit breakers are essential components of electrical systems that protect circuits from overloads and short circuits. Proteus is a well-known brand that offers a range of circuit breakers suitable for various applications. Their circuit breakers are designed to provide reliable protection against electrical faults and are available in different sizes and types. Proteus circuit breakers are commonly used in residential, commercial, and industrial settings and are known for their durability and high performance. If you are looking for a reliable circuit breaker, Proteus is a brand to consider.

At a Glance: Our Top Picks

Proteus M2B20 Miniature Circuit Breaker 20 amp Cover #TOP 1
Proteus M2B20 Miniature Circuit Breaker 20 amp
ftb score rating icon 9.8
Proteus M2B40 40 Amp Miniature Circuit Breaker Cover #TOP 2
Proteus M2B40 40 Amp Miniature Circuit Breaker
ftb score rating icon 9.7
Proteus 32 AMP Type B Circuit Breaker Cover #TOP 3
Proteus 32 AMP Type B Circuit Breaker
ftb score rating icon 9.5

Top 9 Proteus Circuit Breakers

#TOP 1

Proteus M2B20 Miniature Circuit Breaker 20 amp

Proteus
M2B20
Proteus M2B20 Miniature Circuit Breaker 20 amp Cover
Proteus M2B20 Miniature Circuit Breaker MCB 6kA Type B SP 20 amp

The Proteus M2B20 MCB is designed for domestic use, offering reliable protection for your electrical circuits. With a 6kA rating, it can handle fault currents effectively, ensuring your home remains safe from electrical hazards. Manufactured to BS EN 60898 standards, you can trust its quality and performance. Additionally, being CE approved means it meets essential EU safety requirements, giving you peace of mind when it comes to your electrical installations.

What We Like
Domestic use suitable
High fault current capacity
Quality assured by standards
Meets EU safety requirements
#TOP 2

Proteus M2B40 40 Amp Miniature Circuit Breaker

Proteus
M2B40
Proteus M2B40 40 Amp Miniature Circuit Breaker Cover
Proteus M2B40 Miniature Circuit Breaker MCB 6kA Type B SP 40 amp

The Proteus M2B40 Circuit Breaker is designed for domestic use, ensuring safety in your home electrical system. With a 6kA rating, it can handle high fault currents, providing reliable protection against electrical overloads. Manufactured to BS EN 60898 standards, you can trust its quality and performance. Additionally, being CE approved means it meets essential safety requirements, giving you peace of mind while using your electrical appliances.

What We Like
Domestic use suitable
High fault current rating
Quality assured standards
Meets safety requirements
#TOP 3

Proteus 32 AMP Type B Circuit Breaker

Proteus
632BW
Proteus 32 AMP Type B Circuit Breaker Cover
Proteus 32 AMP TYPE B 6 kA MCB CIRCUIT BREAKER 632BW

The Proteus Circuit Breaker is a reliable choice for safeguarding your electrical systems. With a 32 AMP rating, it is designed to handle substantial loads, ensuring your appliances and devices operate safely. The Type B specification makes it suitable for residential and light commercial applications, providing effective protection against overloads. Additionally, its impressive 6 kA breaking capacity safeguards your circuits during short circuits, giving you peace of mind and enhancing the safety of your home or workspace.

What We Like
High load capacity
Suitable for residential use
Effective overload protection
Enhanced safety features
#TOP 4

Proteus 10 Amp Type C Circuit Breaker

Proteus
1010/3
Proteus 10 Amp Type C Circuit Breaker Cover
Proteus 10 AMP TYPE C 10kA MCB CIRCUIT BREAKER GEYER 1010/3 BLACK CLIP

The Proteus Circuit Breaker is a reliable choice for your electrical needs. With a 10 Amp rating, it is capable of efficiently protecting your circuits from overloads and faults. The 10 kA capacity ensures it can handle short circuits effectively, giving you peace of mind. Designed as a Type C breaker, it is ideal for applications with moderate inrush currents, such as motors. This product provides you with safety and reliability, making it a practical addition to your electrical system.

What We Like
High short-circuit capacity
Suitable for motor applications
Reliable circuit protection
Easy installation
Durable design
#TOP 5

Proteus M2B50 50 Amp Miniature Circuit Breaker

Proteus
M2B50
Proteus M2B50 50 Amp Miniature Circuit Breaker Cover
Proteus M2B50 Miniature Circuit Breaker MCB 6kA Type B SP 50 amp

The Proteus M2B50 Circuit Breaker is designed for domestic use, ensuring safety and reliability in your home. With a 6kA rating, it can handle sudden electrical surges, protecting your appliances and circuits from damage. Manufactured to BS EN 60898 standards, this circuit breaker guarantees compliance with safety regulations, giving you peace of mind. Additionally, it is CE approved, signifying its adherence to European safety requirements, which enhances its credibility and effectiveness in safeguarding your electrical systems.

What We Like
Domestic use suitable
High surge protection
Safety standards compliant
CE approved
#TOP 6

Proteus M2B6 Miniature Circuit Breaker 6 Amp

Proteus
M2B6
Proteus M2B6 Miniature Circuit Breaker 6 Amp Cover
Proteus M2B6 Miniature Circuit Breaker MCB 6kA Type B SP 6 amp

The Proteus M2B6 Circuit Breaker is a reliable 6 amp Type B miniature circuit breaker designed for safety in electrical systems. With a 6kA rating, it provides excellent protection against overloads and short circuits, ensuring your devices remain safe. The 6 amp capacity is ideal for smaller circuits, allowing you to manage power effectively without risking damage. Its Type B characteristic makes it suitable for residential applications, giving you peace of mind and enhancing the overall safety of your environment.

What We Like
Reliable overload protection
Ideal for small circuits
Suitable for residential use
Enhances electrical safety
#TOP 7

Proteus 32 AMP 6kA Circuit Breaker 632B1

Proteus
632B1
Proteus 32 AMP 6kA Circuit Breaker 632B1 Cover
Proteus 32 AMP TYPE B 6kA MCB CIRCUIT BREAKER GEYER 632B1

The Proteus 632B1 Circuit Breaker is a reliable choice for your electrical needs. With a capacity of 32 AMP, it effectively manages electrical loads, ensuring your appliances operate safely. The 6kA rating indicates its ability to withstand short circuits, providing you with peace of mind. This circuit breaker is designed to protect your home or business from electrical faults, enhancing safety and convenience for you. Its robust build ensures durability, making it a wise investment for long-term use.

What We Like
High load capacity
Short circuit protection
Durable construction
Enhanced safety
Reliable performance
#TOP 8

Proteus 6 AMP M6 Circuit Breaker 606/2

Proteus
606/2
Proteus 6 AMP M6 Circuit Breaker 606/2 Cover
Proteus 6 AMP TYPE 2 M6 MCB CIRCUIT BREAKER 606/2

The Proteus M6 Circuit Breaker is designed to provide reliable protection in electrical systems. With a 6 AMP rating, it ensures that your circuits are safeguarded against overloads, preventing potential damage. The 606/2 designation indicates its robust construction, making it suitable for various applications. Operating at 240/415V, it is versatile enough to handle different voltage requirements, giving you peace of mind in your electrical installations. This circuit breaker is a practical choice for maintaining safety in your home or business.

What We Like
Reliable overload protection
Robust construction
Versatile voltage compatibility
Easy to install
#TOP 9

Proteus 20 AMP Type B Circuit Breaker 620B

Proteus
620B
Proteus 20 AMP Type B Circuit Breaker 620B Cover
Proteus 20 AMP TYPE B 6 kA MCB CIRCUIT BREAKER GEYER 620B

The Proteus 620B Circuit Breaker is a reliable choice for your electrical needs. With a 20 Amp rating, it ensures adequate protection for your circuits, preventing overload and potential damage. The Type B characteristic makes it ideal for domestic applications, offering quick response times to faults. Additionally, its 6 kA breaking capacity provides peace of mind, as it can handle high fault currents effectively. This product is designed to keep your home safe and your electrical systems running smoothly.

What We Like
Reliable protection for circuits
Quick response to faults
Handles high fault currents
Ideal for domestic use
Ensures electrical safety
Buying Guide Image
Editor's Notes

During our Proteus circuit breaker research, we found 10 Proteus circuit breaker products and shortlisted 9 quality products. We collected and analyzed 2,763 customer reviews through our big data system to write the Proteus circuit breakers list. We found that most customers choose Proteus circuit breakers with an average price of £7.72.

The Proteus circuit breakers are available for purchase. The top 9 picks range in price from a low of £7.00 to a high of £23.00, find the one that fits your budget. The seller of top 1 product has received honest feedback from 273 consumers with an average rating of 4.9.

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.