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    Circuit Protection

    Circuit Protection by Brand

    Circuit Protection by Brand (1908)

    Consumer Units

    Consumer Units (478)

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    Circuit Protection Devices (1064)

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    EV Circuit Protection (106)

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    SPD Surge Protection Devices (127)

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    Three Phase Distribution Boards (93)

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    Switch Fuses - Isolators (174)

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    Switch Gear (266)

    Street Lighting Circuit Protection

    Street Lighting Circuit Protection (13)

    Niglon PRCB01C1-32 1P + Neutral 32A Curve C Bi-Directional 10kA RCBO

    Niglon PRCBO10C1-32 1P + Neutral 32A Curve C Bi-Directional 10kA RCBO
    10 In Stock
    More available within 1 - 3 working days*
    SKU: PRCBO10C1-32
    £19.21
    Niglon DOST Delay On Single Function DIN Rail Mounted Timer

    Niglon DOST Delay On Single Function DIN Rail Mounted Timer
    1 In Stock
    More available within 1 - 3 working days*
    SKU: DOST
    £19.88
    FuseBox F3012M 12 Way RCBO Consumer Unit

    FuseBox F3012M 12 Way RCBO Consumer Unit
    2 In Stock
    More available within 2 - 3 working days*
    SKU: F3012M
    £34.54
    Fusebox F3014DT 14 Way 2x100A Dual Tariff Consumer Unit

    Fusebox F3014DT 14 Way 2x100A Dual Tariff Consumer Unit
    1 In Stock
    More available within 1 - 3 working days*
    SKU: F3014DT
    £45.02
    Live Electrical EV432SP-BP IP65 EV Consumer Unit B32 RCBO + Type 2 SPD + Busbar

    Live Electrical EV432SP-BP IP65 EV Consumer Unit B32 RCBO + Type 2 SPD + Busbar
    18 In Stock
    More available within 1 - 3 working days*
    SKU: EV432SP-BP
    Quantity Discount
    Quantity Price
    1 - 2 £30.99
    3+ £29.44
    5+ £28.67
    10+ £26.96
    20+ £25.41
    £30.99
    FuseBox F3021MZ Bi Directional SPD Consumer Unit Kit – with 15 RCBOs

    FuseBox F3021MZ Bi Directional SPD Consumer Unit Kit – with 15 RCBOs
    In Stock
    SKU: F3021MZ/BD/KIT/15
    £289.94
    PVC Trunking (50x50mm) for FuseBox F3011MZ / F3012M Consumer Unit

    PVC Trunking (50x50mm) for FuseBox F3011MZ / F3012M Consumer Unit
    1 In Stock
    More available within 1 - 3 working days*
    SKU: MAK50/50/F3011MZ
    £7.50
    Live Electrical RKA140C-030 10kA Type A C Curve Compact 40A Bi-Directional RCBO

    Live Electrical RKA140C-030 10kA Type A C Curve Compact 40A Bi-Directional RCBO
    6 In Stock
    More available within 1 - 3 working days*
    SKU: RKA140C-030
    £11.59
    Garo DCBGR100A MCB Type Terminal Block 100A

    Garo DCBGR100A MCB Type Terminal Block 100A
    13 In Stock
    More available within 1 - 3 working days*
    SKU: DCBGR100A
    £2.50
    WCED 4 Pole 63A 30mA Type A RCD

    WCED 4 Pole 63A 30mA Type A RCD
    4 In Stock
    More available within 1 - 3 working days*
    SKU: WAR463-030
    Quantity Discount
    Quantity Price
    1 £19.94
    2+ £19.34
    3+ £18.94
    £19.94
    Garo DCBO1MB20 20A Curve B 1 Module 2 Pole Type A RCBO

    Garo DCBO1MB20 20A Curve B 1 Module 2 Pole Type A Bi-Directional RCBO
    Delivery usually within 1 - 3 working days*
    SKU: DCBO1MB20
    £19.99
    Garo 63A 2 Pole Type A 100mA Bi-Directional RCCB

    Garo DCCB63-2-1 63A 2 Pole Type A 100mA Bi-Directional RCCB
    1 In Stock
    More available within 1 - 3 working days*
    SKU: DCCB63-2-1
    £24.06
    Garo DSV2100 100A Double Pole Main Switch

    Garo DSV2100 100A Double Pole Main Switch
    5 In Stock
    More available within 1 - 3 working days*
    SKU: DSV2100
    £4.50
    Garo DCBOGRB20-BI Bi-Directional RCBO

    Garo DCBOGRB20-BI 30mA Bi-Directional Type A Compact RCBO 20A B Curve
    5 In Stock
    More available within 1 - 3 working days*
    SKU: DCBOGRB20-BI
    £14.99
    Garo DCBOGRB06 Compact RCBO 6A B Curve

    Garo DCBOGRB06 30mA Type A Compact RCBO 6A B Curve
    10 In Stock
    More available within 1 - 3 working days*
    SKU: DCBOGRB06
    £10.99
    Garo GP4100M 4 Pole 100A Meter Supply Isolator

    Garo GP4100M 4 Pole 100A Meter Supply Isolator
    6 In Stock
    More available within 1 - 3 working days*
    SKU: GP4100M
    £15.17
    Garo 200A Metal Clad Isolator

    Garo GSW4200IP55M Metal Clad IP55 200A 4 Pole Isolator
    Delivery usually within 1 - 3 working days*
    SKU: GSW4200IP55M
    £230.85
    Garo 4 Pole 40A NO AC-DC Contactor

    Garo GK40-4NO – 4 Pole 40A 4NO 230V AC / 220V DC Modular Contactor
    1 In Stock
    More available within 1 - 3 working days*
    SKU: GK40-4NO
    £45.29
    WCED WRI3P63 63A DIN Rail Rotary Isolator SwitchWCED | WRI3P63 | 63A | 3 Pole | DIN Rail Rotary Isolator Switch

    WCED | WRI3P63 | 63A | 3 Pole | DIN Rail Rotary Isolator Switch
    Out of Stock
    This item cannot be back-ordered
    SKU: WRI3P63
    £17.49
    Read more
    Timeguard TX2432 32A Type A RCBO

    Timeguard | TX2432 | B Curve | 6kA | Type A RCBO | 32A
    2 In Stock
    More available within 1 - 3 working days*
    SKU: TX2432
    £9.30

    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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