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    Circuit Protection

    Circuit Protection by Brand

    Circuit Protection by Brand (1878)

    Consumer Units

    Consumer Units (448)

    Circuit Protection Devices

    Circuit Protection Devices (1058)

    EV Circuit Protection

    EV Circuit Protection (107)

    SPD Surge Protection Devices

    SPD Surge Protection Devices (120)

    Three Phase Distribution Boards

    Three Phase Distribution Boards (90)

    Switch Fuses - Isolators

    Switch Fuses - Isolators (173)

    Switch Gear

    Switch Gear (260)

    Street Lighting Circuit Protection

    Street Lighting Circuit Protection (13)

    Live Electrical LSMC14/100 100A Main Switch 12 Way Consumer Unit

    Live Electrical LSMC14/100 100A Main Switch 12 Way Consumer Unit
    Delivery usually within 1 - 3 working days *
    SKU: LSMC14/100
    £32.64
    Niglon NSA2-240 Type 2 Surge Protection Kit with Cables

    Niglon NSA2-240 Type 2 Surge Protection Kit with Cables
    13 in stock
    More available within 1 - 3 working days *
    SKU: NSA2-240
    £24.04
    Live Electrical 10kA RCBO 50A Curve C Type A 30mA 1P+N

    Live Electrical 10kA RCBO 50A Curve C Type A 30mA 1P+N
    Delivery usually within 1 - 2 working days *
    SKU: RA150C-030
    £13.25
    Fusebox RTA1001002 2 Pole 100A 100mA Type A RCD

    Fusebox RTA1001002 2 Pole 100A 100mA Type A RCD
    Delivery usually within 1 - 3 working days *
    SKU: RTA1001002
    £24.05
    Hager VA10MT Hager VA10MT Meter Tail Cable Clamp

    Hager VA10MT Meter Tail Cable Clamp
    7 in stock
    More available within 1 - 3 working days *
    SKU: VA10MT
    £14.24
    1.2-1.6mm Grommet PE Strip - 10 metres

    1.2-1.6mm Grommet PE Strip – 10 metres
    6 in stock
    More available within 1 - 3 working days *
    SKU: GS2/10M
    £5.95
    Hager JK102SPD 125A Surge Protection Kit Type 2

    Hager JK102SPD 125A Surge Protection Kit Type 2
    1 in stock
    More available within 1 - 3 working days *
    SKU: JK102SPD
    £247.21
    Live Electrical TPN18-125S Live Electrical 125 Amp 18 Way TPN Distribution Board with SPD 1

    Live Electrical TPN18-125S 125 Amp 18 Way TPN Distribution Board with SPD
    Delivery usually within 1 - 2 working days *
    SKU: TPN18-125S
    £245.56
    Live Electrical RI4100 100A Weatherproof Rotary Isolator Switch 4 Pole 1

    Live Electrical RI4100 100A 4 Pole IP65 Rotary Isolator Switch
    Delivery usually within 1 - 2 working days *
    SKU: RI4100
    £39.99
    FuseBox INC402 NO Normally Open 2 Pole Modular Contactor 40A 230V

    FuseBox INC402 – 2 Pole 40A 2NO 230V AC Modular Contactor
    2 in stock
    More available within 2 - 3 working days *
    SKU: INC402
    £11.55
    Live Electrical WS18-32 Live Electrical Single Pole 32A Rail Mount Fuse Holder Without Fuse 1

    Live Electrical Single Pole 32A Rail Mount Fuse Holder Without Fuse
    1 in stock
    More available within 1 - 2 working days *
    SKU: WS18-32
    £2.50
    WCED WPGU04/620 Plastic IP65 Garage Consumer Unit - 63A Type A RCD 6A/20A B MCBs

    WCED WPGU04/620 Plastic IP65 Garage Consumer Unit – 63A Type A RCD 6A/20A B MCBs
    Delivery usually within 1 - 3 working days *
    SKU: WPGU04/620
    Quantity Discount
    Quantity Price
    1 - 2 £24.84
    3+ £24.22
    5+ £23.60
    10+ £22.98
    £24.84
    WCED WKB232B WCED 2 Pole 32A B Curve 10 kA MCB 1

    WCED 2 Pole 32A B Curve 10 kA MCB
    4 in stock
    More available within 1 - 3 working days *
    SKU: WKB232B
    Quantity Discount
    Quantity Price
    1 - 4 £6.99
    5+ £6.71
    10+ £6.54
    £6.99
    Live Electrical RA232C-030 Live Electrical Double Pole Type A RCBO - Curve C - 32A 1

    Live Electrical Double Pole Type A RCBO – Curve C – 32A
    Delivery usually within 1 - 2 working days *
    SKU: RA232C-030
    £13.99
    Live Electrical SA420 Live Electrical 4 Pole 10kA/20kA Type 2 Surge Protective Device

    Live Electrical SA420 4 Pole 10kA/20kA Type 2 Surge Protective Device
    6 in stock
    More available within 1 - 2 working days *
    SKU: SA420
    £31.55
    Fusebox RTA1003004 100A 4 Pole 300mA Type A RCD

    Fusebox RTA1003004 100A 4 Pole 300mA Type A RCD
    Delivery usually within 2 - 3 working days *
    SKU: RTA1003004
    £27.29
    FuseBox AEV32AXBDGY IP65 32A Bi-Directional RCBO & SPD Consumer Unit

    FuseBox AEV32AXBDGY IP65 32A Bi-Directional RCBO & SPD Consumer Unit
    12 in stock
    More available within 1 - 3 working days *
    SKU: AEV32AXBDGY
    £86.53
    WCED WKC150C 10kA 1 Pole MCB Curve C 50A

    WCED WKC150C 10kA 1 Pole MCB Curve C 50A
    Delivery usually within 1 - 3 working days *
    SKU: WKC150C
    Quantity Discount
    Quantity Price
    1 - 4 £3.28
    5+ £3.15
    10+ £3.07
    £3.28
    FuseBox SF0100T2 100A Fused Switch with T2 SPD

    FuseBox SF0100T2 100A Fused Switch with T2 SPD
    13 in stock
    More available within 1 - 3 working days *
    SKU: SF0100T2
    £89.70
    Niglon RCBO1-6/30SSAX2 6A RCBO – Bi-Directional, Type A, Curve B, 30mA, 6kA, Compact 18mm RCBO.

    Niglon RCBO1-6/30SAX2 6A Curve B 30mA Bi-Directional A Type RCBO
    7 in stock
    More available within 1 - 3 working days *
    SKU: RCBO1-6/30SAX2
    £12.78

    Selection of Consumer Units, TPN Distribution Boards, Circuit Protection, Rotary Isolators, Meter Tails, Fused Switches and Accessories.

    18th Edition Consumer Units with built in SPD Surge Protection Device, stand alone SPD units, PEN loss, PME fault detection consumer units, Consumer units relocation boxes/kits, Three phase distribution boards with built in SPD and main switch.

    Thousands of products in stock ready for next day delivery. Friendly and reliable service, competitive prices.

    Circuit protection in the UK is governed by the wiring regulations outlined in the British Standard BS 7671. This standard, also known as the IET Wiring Regulations, sets out the requirements for the design, installation, and maintenance of electrical installations in the UK. Circuit protection is a crucial aspect of electrical installations to ensure the safety of people and property.

    Here are some key aspects of circuit protection according to BS 7671 and the devices commonly used in the UK market:

    1. Circuit Breakers: Circuit breakers are essential devices for protecting electrical circuits. BS 7671 specifies requirements for the selection and installation of circuit breakers. They come in various types, including:
      • Miniature Circuit Breakers (MCBs): MCBs are commonly used to protect individual circuits. They trip when there’s an overload or a short circuit.
      • Residual Current Devices (RCDs): RCDs are designed to protect against electric shock. They disconnect the circuit if they detect an imbalance in current, indicating a fault.
      • Combination RCD/MCB Devices: These devices combine the functions of both MCBs and RCDs in a single unit. They are often used for socket outlets.
    2. Fuses: While less common in modern installations, fuses may still be used for circuit protection. They work by melting when there’s an excess current, breaking the circuit.
    3. Overcurrent Protection: BS 7671 requires that circuits are protected against overcurrents. This is typically achieved through the use of circuit breakers, fuses, or other protective devices.
    4. Earthing and Bonding: Proper earthing and bonding are essential for safety. This ensures that in the event of a fault, the fault current is safely directed away from people and property.
    5. Surge Protection: Surge protection devices may be required to protect against voltage surges or lightning strikes, especially for sensitive electronic equipment.
    6. Arc Fault Detection: In certain installations, arc fault detection devices may be used to detect and disconnect circuits in the presence of dangerous arc faults.
    7. Circuit Isolation: BS 7671 also specifies requirements for circuit isolation devices such as switches and isolators.
    8. Cable Sizing: The standard provides guidelines for selecting the correct cable size to ensure that the cables can safely carry the intended load without overheating.
    9. Circuit Labels and Documentation: Proper labeling and documentation of circuits are important for maintenance and safety. BS 7671 outlines requirements for labeling and record-keeping.

    It’s important to note that regulations and standards may be updated over time, so it’s essential to consult the latest version of BS 7671 and any local regulations or codes that may apply to your specific location or type of installation. Additionally, electrical work should be carried out by qualified and competent electricians to ensure compliance with safety standards.

     






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