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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: SLW2300
The Timeguard 2300W PIR Light Controller is a powerful and energy-efficient motion sensing solution designed for automatic lighting control in both...
View full detailsSKU: FST24
The Timeguard FST24 24 Hour Fused Spur Timeswitch is a reliable and energy-efficient control solution designed for automated switching of lighting ...
View full detailsSKU: NTT01
The Timeguard NTT01 24 Hour Compact Immersion Heater Timeswitch offers reliable and energy-efficient control for immersion heaters with simple anal...
View full detailsSKU: NTT02
The Timeguard NTT02 24 Hour Compact General Purpose Timeswitch offers reliable and precise control for electrical appliances with simple 24-hour pr...
View full detailsSKU: NTT03
The Timeguard NTT03 24 Hour 7 Day Compact Electronic Immersion Heater Timeswitch offers intelligent heating control with flexible daily and weekly ...
View full detailsSKU: NTT04
The Timeguard NTT04 24 Hour 7 Day Compact Electronic Timeswitch combines intelligent scheduling with reliable performance for efficient control of ...
View full detailsSKU: NTT05
The Timeguard NTT05 24 Hour Slimline General Purpose Timeswitch is a compact and reliable control solution designed for efficient automated switchi...
View full detailsSKU: NTT06
The Timeguard NTT06 24 Hour Slimline Electronic General Purpose Timeswitch is a compact and reliable digital control solution designed for efficien...
View full detailsSKU: NTT07
The Timeguard NTT07 7 Day Slimline Electronic General Purpose Timeswitch offers precise, programmable control for a wide range of electrical loads,...
View full detailsSKU: NTT08
The Timeguard NTT08 7 Day Slimline Electronic Immersion Heater Timeswitch offers precise and energy-efficient hot water control with a modern digit...
View full detailsSKU: PDFM1500
The Timeguard PDFM1500 360° Ceiling PIR Presence Detector is a high-performance flush-mounted sensor designed for intelligent energy-saving automat...
View full detailsSKU: PDFMMINIL
The Timeguard PDFMMINIL 360° Flush Mount Linkable Mini PIR Sensor is a compact, high-performance motion detection solution designed for intelligent...
View full detailsSKU: PDFMMINILS
The Timeguard PDFMMINILS 360° Flush Mount Linkable Mini PIR Slave Sensor is a compact and intelligent motion detection solution designed for seamle...
View full detailsSKU: SLFM360N
The Timeguard SLFM360N PIR Presence Detector is a high-performance flush-mount ceiling sensor designed for intelligent lighting and ventilation con...
View full detailsSKU: TGBD4
The Timeguard TGBD4 4 Hour Electronic Digital Boost Timer delivers precise, user-friendly control for electrical appliances, offering instant timed...
View full detailsSKU: TGBT4N
The Timeguard TGBT4N 4 Hour Electronic Boost Timer is a compact and reliable push-button timing control solution designed for efficient management ...
View full detailsSKU: TRT033N
The Timeguard TRT033N Digital Room Thermostat with Night Set-Back is a precision temperature control solution designed for efficient and comfortabl...
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