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Our 20A to 50A Circuit Breakers & Electrical Accessories collection covers a practical range of protection and supporting components for low voltage installations. Designed to suit a variety of domestic, commercial and light industrial setups, these products help manage higher current circuits safely and efficiently. Whether you are upgrading an existing board or planning a new install, you will find reliable options here.
This collection brings together circuit breakers rated from 20 amp through to 50 amp, alongside essential electrical accessories that support installation and maintenance. It is well suited to trade electricians, electrical contractors and knowledgeable DIYers working within consumer units and distribution boards where higher load circuits are required.
Common applications include dedicated circuits for showers, cookers, EV chargers, workshops and small commercial equipment. These ratings are often used where standard lower amp devices are not suitable, helping to protect cabling and connected loads from overcurrent in a wide range of property types.
When choosing a circuit breaker in the 20A to 50A range, it is important to match the current rating to the circuit design and cable size. You should also check the breaker type and format needed for your consumer unit or distribution board, as not all accessories are interchangeable.
The electrical accessories within this range are intended to complement circuit protection components, helping create a tidy and functional installation. Always ensure compatibility with the existing system and follow current wiring regulations. If you need other ratings, you can explore related categories across the SND Electrical website.
If you would like guidance on selecting the right 20A to 50A circuit breakers or accessories for your project, our team is here to help. Get in touch for straightforward advice and product support by fill out our contact form.
SKU: 6570/24WH
Crabtree offer a wide range of wiring accessories, circuit protection and control equipment for the residential, commercial and industrial markets ...
View full detailsSKU: 63A 30mA 363/030
Description Use the Crabtree 363/030 Double Pole RCCB to safeguard your residence or place of business. Its dependable earth leakage protection, w...
View full detailsSKU: 363/A030
5.0 / 5.0
1 Review
Description From consumer units and fuse boards, circuit protection devices to cable management. Crabtree has the right products for a wide variety...
View full detailsSKU: 4520/31
Capital power, control lighting-accessories are fully design synchronised to offer consistent styling and inherent safety features across a broad r...
View full detailsSKU: 6576/HPC
Crabtree offer a wide range of wiring accessories, circuit protection and control equipment for the residential, commercial and industrial markets ...
View full detailsSKU: 6576/PB
Crabtree offer a wide range of wiring accessories, circuit protection and control equipment for the residential, commercial and industrial markets ...
View full detailsSKU: 4440
The Crabtree 60W–400W 2 Way Grid Dimmer Switch is designed for smooth and precise lighting control, combining reliable performance with a clean mod...
View full detailsSKU: 4440/BL
Capital power, control lighting-accessories are fully design synchronised to offer consistent styling and inherent safety features across a broad r...
View full detailsSKU: 6HT06C
6A Triple Pole Type C MCB 10kA MCB's 6A - 63A Single, Double and Triple Pole available Type B, C & D Characteristics Single module RCBO's also...
View full detailsSKU: 6HT10C
10A Triple Pole Type C MCB 10kA MCB's 6A - 63A Single, Double and Triple Pole available Type B, C & D Characteristics Single m...
View full detailsSKU: 6HT16C
16A Triple Pole Type C MCB 10kA MCB's 6A - 63A Single, Double and Triple Pole available Type B, C & D Characteristics Single module RCBO's als...
View full detailsSKU: 6HT20C
20A Triple Pole Type C MCB 10kA MCB's 6A - 63A Single, Double and Triple Pole available Type B, C & D Characteristics Single m...
View full detailsSKU: 6HT32C
32A Triple Pole Type C MCB 10kA MCB's 6A - 63A Single, Double and Triple Pole available Type B, C & D Characteristics Single m...
View full detailsSKU: 6HTL40C
CRABTREE 40A Triple Pole Type C MCB Triple pole MCB D curve trip characteristic (10-20ln) Energy limiting Class 3 40A rated current Rated impulse ...
View full detailsSKU: 6HTL63C
Crabtree Loadstar 6HT63C 63A TP MCB is compatible with the Crabtree Loadstar boards 10kA MCB's 6A - 63A Single, Double and Triple Pole available T...
View full detailsSKU: 7015/3BKN
This stylish design is enchanced by a screwless metal front plate. The product is first wired and fixed to the backbox which then allows the front ...
View full detailsSKU: 7015/3HPC
This stylish design is enchanced by a screwless metal front plate. The product is first wired and fixed to the backbox which then allows the front ...
View full detailsSKU: 7015/3PB
This stylish design is enchanced by a screwless metal front plate. The product is first wired and fixed to the backbox which then allows the front ...
View full detailsSKU: 7173/2BKN
Crabtree Platinum Range The Crabtree Platinum range, is an extensive range of power, control and lighting-accessories, available in a range of high...
View full detailsSKU: 7316USB/HPC/D/WH
5.0 / 5.0
2 Reviews
Crabtree Platinum Range The Crabtree Platinum range, is an extensive range of power, control and lighting-accessories, available in a range of h...
View full detailsSKU: 7316USB/PB/D/BLK
Crabtree Platinum Range The Crabtree Platinum range, is an extensive range of power, control and lighting-accessories, available in a range of h...
View full detailsSKU: 7832/3BKN
This stylish design is enchanced by a screwless metal front plate. The product is first wired and fixed to the backbox which then allows the front ...
View full detailsSKU: 7832/3HPC BLK
This stylish design is enchanced by a screwless metal front plate. The product is first wired and fixed to the backbox which then allows the front ...
View full detailsSKU: 7832/3PB
This stylish design is enhanced by a screwless metal front plate. The product is first wired and fixed to the backbox which then allows the front p...
View full details