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    Circuit Protection

    Circuit Protection by Brand

    Circuit Protection by Brand (1883)

    Consumer Units

    Consumer Units (469)

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    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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    Street Lighting Circuit Protection (13)

    Showing 461–480 of 2331 results

    Live Electrical AMR132C-030 30mA 6kA Type A C Curve 32A Bi-Directional RCBO

    Live Electrical | AMR132C-030 | 6kA 30mA | Type A C Curve | Bi-Directional RCBO | 32A
    3 In Stock
    More available within 1 - 3 working days*
    SKU: AMR132C-030
    £8.66
    FuseBox E2PMST2 100A Meter Isolator Switch with SPD

    FuseBox | E2PMST2 | DP 100A | Electricity Meter Isolator Switch with Type 2 SPD
    27 In Stock
    More available within 1 - 3 working days*
    SKU: E2PMST2
    Quantity Discount
    Quantity Price
    1 £27.99
    2+ £27.71
    4+ £27.43
    £27.99
    WCED 13 Way SPD Metal Consumer Unit

    WCED | WME16/SP | SPD Consumer Unit | 13 Way
    5 In Stock
    More available within 1 - 3 working days*
    SKU: WME16/SP
    £46.31
    WCED 4 Pole 230/400V 63A NO Normally Open AC Modular Contactor

    WCED WAC4P63 – 4 Pole 63A 4NO 230V AC Modular Contactor
    2 In Stock
    More available within 1 - 3 working days*
    SKU: WAC4P63
    Quantity Discount
    Quantity Price
    1 - 2 £14.16
    3+ £13.81
    5+ £13.45
    10+ £13.10
    20+ £12.74
    £14.16
    Live Electrical CH1100C-1 Live Electrical CH1100C 100A Curve C 6kA MCB 1

    Live Electrical | CH1100C-1 | 6kA | Curve C | 1 Pole Bi-Directional MCB | 100A
    Delivery usually within 1 - 2 working days*
    SKU: CH1100C-1
    £4.99
    FuseBox ABEC Fusebox ABEC TPN Busbar End Caps (Pack of 30)

    Fusebox ABEC TPN Busbar End Caps (Pack of 30)
    20 In Stock
    More available within 2 - 3 working days*
    SKU: ABEC
    £0.90
    Hager ADC410U Hager ADC410U RCBO 10kA C-10A 30mA Type A

    Hager ADC410U RCBO 10kA C-10A 30mA Type A
    3 In Stock
    More available within 3 - 4 working days*
    SKU: ADC410U
    £37.99
    Live Electrical LSMC08/100 100A Main Switch 6 Way Consumer Unit

    Live Electrical LSMC08/100 100A Main Switch 6 Way Consumer Unit
    Delivery usually within 1 - 3 working days*
    SKU: LSMC08/100
    £25.63
    Garo GS8EV40CPME EV Consumer Unit with PEN Fault Detection | C40A RCBO Type A + SPD

    Garo GS8EV40CPME EV Consumer Unit with PEN Fault Detection | C40A RCBO Type A + SPD
    8 In Stock
    More available within 1 - 3 working days*
    SKU: GS8EV40CPME
    £115.00
    Fusebox RTA1001002 2 Pole 100A 100mA Type A RCD

    Fusebox RTA1001002 2 Pole 100A 100mA Type A RCD
    10 In Stock
    More available within 1 - 3 working days*
    SKU: RTA1001002
    £24.05
    Live Electrical Heat Pump SPD Consumer Unit with Type B RCD and C40 DP MCBLive Electrical Heat Pump SPD Consumer Unit with Type B RCD and C40 DP MCB

    Live Electrical Heat Pump SPD Consumer Unit with Type B RCD and C40 DP MCB
    3 In Stock
    More available within 1 - 3 working days*
    SKU: LHP840MSB
    £102.96
    Live Electrical RKA116C-030 10kA Type A C Curve Compact Bi-Directional 16A RCBO

    Live Electrical | RKA116C-030 | 1P+N | Bi-Directional RCBO | Type A | Curve C | 10kA | 30mA | 16A
    8 In Stock
    More available within 1 - 3 working days*
    SKU: RKA116C-030
    £11.59
    Live Electrical CB310C Live Electrical CB310C 3 Pole 10A C Curve 10kA MCB 1

    Live Electrical | CB310C | 10kA | Curve C | 3 Pole Bi-Directional MCB | 10A
    10 In Stock
    More available within 1 - 2 working days*
    SKU: CB310C
    £8.37
    Fusebox IT1002U 100A 2 Pole Din Rail Connector

    Fusebox IT1002U 100A 2 Pole Din Rail Connector
    14 In Stock
    More available within 2 - 3 working days*
    SKU: IT1002U
    £10.95
    FuseBox MT10C061 FuseBox MT10C061 6A Single Pole 10kA C Curve MCB

    FuseBox MT10C061 6A Single Pole 10kA C Curve MCB
    8 In Stock
    More available within 2 - 3 working days*
    SKU: MT10C061
    £3.22
    FuseBox MT10C251 FuseBox MT10C251 25A Single Pole 10kA C Curve MCB

    FuseBox MT10C251 25A Single Pole 10kA C Curve MCB
    15 In Stock
    More available within 2 - 3 working days*
    SKU: MT10C251
    £3.22
    FuseBox MT10C322 FuseBox MT10C322 32A Double Pole 10kA C Curve MCB

    FuseBox MT10C322 32A Double Pole 10kA C Curve MCB
    9 In Stock
    More available within 2 - 3 working days*
    SKU: MT10C322
    £6.68
    FuseBox MT10B203 FuseBox MT10B203 20A Triple Pole 10kA B Curve MCB

    FuseBox MT10B203 20A Triple Pole 10kA B Curve MCB
    27 In Stock
    More available within 2 - 3 working days*
    SKU: MT10B203
    £9.51
    Hager ADC932R C32A Bidirectional RCBOHager | ADC932R | 1P+N | 6kA | 30mA | C Curve | Type A Bidirectional RCBO | 32A

    Hager | ADC932R | 1P+N | 6kA | 30mA | C Curve | Type A Bidirectional RCBO | 32A
    6 In Stock
    More available within 3 - 4 working days*
    SKU: ADC932R
    £19.70
    Hager ADC416U Hager ADC416U RCBO 10kA C-16A 30mA Type A

    Hager ADC416U RCBO 10kA C-16A 30mA Type A
    5 In Stock
    More available within 3 - 4 working days*
    SKU: ADC416U
    £37.99

    Showing 461–480 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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