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    Circuit Protection

    Circuit Protection by Brand

    Circuit Protection by Brand (1883)

    Consumer Units

    Consumer Units (469)

    Circuit Protection Devices

    Circuit Protection Devices (1052)

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    EV Circuit Protection (105)

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    SPD Surge Protection Devices (125)

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    Three Phase Distribution Boards (93)

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    Switch Fuses - Isolators (175)

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    Switch Gear (266)

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    Street Lighting Circuit Protection (13)

    Showing 301–320 of 2331 results

    Live Electrical CB340B Live Electrical CB340B 3 Pole 40A B Curve 10kA MCB 1

    Live Electrical | CB340B | 10kA | Curve B | 3 Pole Bi-Directional MCB | 40A
    9 In Stock
    More available within 1 - 2 working days*
    SKU: CB340B
    £8.37
    Envirograf SCUB3 Envirograf SCUB3 Intumescent Strip for Metal Consumer Units - 150x100mm 1

    Envirograf SCUB3 Intumescent Strip for Metal Consumer Units – 150x100mm
    5 In Stock
    More available within 1 - 3 working days*
    SKU: SCUB3
    £4.36
    FuseBox A65E06MWH IP65 6 Way Metal Enclosure – White

    FuseBox A65E06MWH IP65 6 Way Metal Enclosure – White
    Delivery usually within 1 - 3 working days*
    SKU: A65E06MWH
    £41.54
    WCED WMEV240B WCED A-Type Electric Vehicle 2 Module Enclosure - 40A RCBO B Curve 1

    WCED A-Type Electric Vehicle 2 Module Enclosure – 40A RCBO B Curve
    Delivery usually within 1 - 3 working days*
    SKU: WMEV240B
    £25.99
    FuseBox MT10C161 FuseBox MT10C161 16A Single Pole 10kA C Curve MCB

    FuseBox MT10C161 16A Single Pole 10kA C Curve MCB
    8 In Stock
    More available within 2 - 3 working days*
    SKU: MT10C161
    £3.22
    WCED WIS2100 100A 2P Double Screw Terminal Main Switch

    WCED WIS2100 100A 2P Double Screw Terminal Main Switch
    7 In Stock
    More available within 1 - 3 working days*
    SKU: WIS2100
    £7.25
    Live Electrical WI3P20A - Waterproof Isolator Switch 3 Pole 20 A

    Live Electrical WI3P20A – Waterproof Isolator Switch 3 Pole 20 A
    Delivery usually within 1 - 3 working days*
    SKU: WI3P20A
    £7.50
    Live Electrical RNA40C-030 RCBO A Type DP Bi-Directional 40A C Curve 30mA

    Live Electrical RNA40C-030 RCBO A Type DP Bi-Directional 40A C Curve 30mA
    24 In Stock
    More available within 1 - 3 working days*
    SKU: RNA40C-030
    £10.43
    Live Electrical 10kA RCBO 32A Curve C Type A 30mA 1P+N

    Live Electrical 10kA RCBO 32A Curve C Type A 30mA 1P+N
    4 In Stock
    More available within 1 - 2 working days*
    SKU: RA132C-030
    £10.99
    Hager ADA106U RCBO 10kA B-6A 30mA Type A

    Hager ADA106U RCBO 10kA B-6A 30mA Type A
    7 In Stock
    This item cannot be back-ordered
    SKU: ADA106U
    £30.99
    FuseBox MT06C061 6A MCB Curve C

    FuseBox MT06C061 6A MCB Curve C
    41 In Stock
    More available within 2 - 3 working days*
    SKU: MT06C061
    £1.95
    Live Electrical CS3P20 Live Electrical 3 Pole 20A Changeover Switch 1

    Live Electrical CS3P20 3 Pole 20A Changeover Switch
    3 In Stock
    More available within 1 - 2 working days*
    SKU: CS3P20
    £17.90
    FuseBox MT06C631 63A C Curve MCB

    FuseBox MT06C631 63A C Curve MCB
    28 In Stock
    More available within 2 - 3 working days*
    SKU: MT06C631
    £2.95
    Live Electrical 19 Way SPD Metal Consumer Unit Kit c/w 15 RCBOs

    Live Electrical 19 Way SPD Metal Consumer Unit Kit c/w 15 RCBOs
    In Stock
    SKU: LSMC22M-SP/15RCBO
    £178.36
    Fusebox SCO125 125A Changeover Switch

    Fusebox SCO125 125A Changeover Switch
    3 In Stock
    More available within 2 - 3 working days*
    SKU: SCO125
    £44.90
    WCED 3 Way SPD Metal Consumer Unit

    WCED | WME06/SP | SPD Consumer Unit | 3 Way
    Delivery usually within 1 - 3 working days*
    SKU: WME06/SP
    £32.34
    WCED Consumer Unit Kit with SPD and 7 RCBOs

    WCED Consumer Unit Kit with SPD and 7 RCBOs
    Out of Stock
    This item cannot be back-ordered
    SKU: WME10/SP/7RCBO
    £95.11
    Read more
    Live Electrical AMR116C-030 30mA Type A 6kA C Curve 16A Bi-Directional RCBO

    Live Electrical | AMR116C-030 | 6kA 30mA | Type A C Curve | Bi-Directional RCBO | 16A
    Delivery usually within 1 - 3 working days*
    SKU: AMR116C-030
    £8.66
    WCED 2 Pole 100A 100mA Time Delay Type A RCD

    WCED | WARTD2100-100 | Bi-Directional | Time Delay Type A RCD | 2 Pole | 100A | 100mA
    Out of Stock
    This item cannot be back-ordered
    SKU: WARTD2100-100
    Quantity Discount
    Quantity Price
    1 £36.14
    2+ £35.06
    3+ £34.33
    £36.14
    Read more
    Hager JKLABELPACK Spare Label Pack - All Sizes (One Pack)

    Hager JKLABELPACK Spare Label Pack – All Sizes (One Pack)
    3 In Stock
    More available within 3 - 4 working days*
    SKU: JKLABELPACK
    £7.95

    Showing 301–320 of 2331 results

    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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