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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)

    Street Lighting Circuit Protection

    Street Lighting Circuit Protection (13)

    Showing 361–380 of 2331 results

    Live Electrical MAC2P63 Live Electrical MAC2P63 63A Modular AC Contractor 2 Pole NO 1

    Live Electrical MAC2P63 – 2 Pole 63A 2NO 230V AC Modular Contactor
    5 In Stock
    More available within 1 - 2 working days*
    SKU: MAC2P63
    £9.79
    WCED 7 Way SPD Metal Consumer Unit

    WCED | WME10/SP | SPD Consumer Unit | 7 Way
    Out of Stock
    This item cannot be back-ordered
    SKU: WME10/SP
    £38.67
    Read more
    WCED 2 Pole 230V 20A NO Normally Open AC Modular Contactor

    WCED WAC2P20 – 2 Pole 20A 2NO 230V AC Modular Contactor
    Delivery usually within 1 - 3 working days*
    SKU: WAC2P20
    Quantity Discount
    Quantity Price
    1 - 2 £6.22
    3+ £6.06
    5+ £5.91
    10+ £5.75
    20+ £5.60
    £6.22
    WCED 3 Way Garage Metal SPD Consumer Unit with 6/32A RCBOs

    WCED 3 Way Garage Metal SPD Consumer Unit with 6/32A RCBOs
    Delivery usually within 1 - 3 working days*
    SKU: WME06/SP/G/632
    £45.40
    Live Electrical RKA132B-030 10kA Type A B Curve Compact 32A Bi-Directional RCBO

    Live Electrical | RKA132B-030 | 1P+N | Bi-Directional RCBO | Type A | Curve B | 10kA | 30mA | 32A
    15 In Stock
    More available within 1 - 3 working days*
    SKU: RKA132B-030
    £11.59
    WCED WME08/HPRC40C Heat Pump Consumer Unit

    WCED | WME08/HPRC40C | Heat Pump Consumer Unit | 40A Type B HP RCD | 1 x 16A MCB | 2 × 16A RCBOs | SPD
    Delivery usually within 1 - 3 working days*
    SKU: WME08/HPR40C
    Quantity Discount
    Quantity Price
    1 - 2 £150.73
    3+ £144.70
    5+ £138.67
    £150.73
    FuseBox MT06B101 10A MCB Curve B

    FuseBox MT06B101 10A MCB Curve B
    39 In Stock
    More available within 2 - 3 working days*
    SKU: MT06B101
    £1.95
    Live Electrical TIME16S single module digital timer switch

    Live Electrical | TIME16S | Single Module Digital Timer Switch 16A | DIN Rail
    Delivery usually within 1 - 2 working days*
    SKU: TIME16S
    £24.90
    WCED 15 Way SPD Metal Consumer Unit

    WCED | WME18/SP | SPD Consumer Unit | 15 Way
    1 In Stock
    More available within 1 - 3 working days*
    SKU: WME18/SP
    £46.96
    Live Electrical RA232B-030 Live Electrical Double Pole Type A RCBO - Curve B - 32A 1Live Electrical RA232B-030 Live Electrical Double Pole Type A RCBO - Curve B - 32A 2

    Live Electrical Double Pole Type A RCBO – Curve B – 32A
    Out of Stock
    This item cannot be back-ordered
    SKU: RA232B-030
    £13.99
    Read more
    FuseBox MT06C401 40A C Curve MCB

    FuseBox MT06C401 40A C Curve MCB
    9 In Stock
    More available within 2 - 3 working days*
    SKU: MT06C401
    £1.95
    Live Electrical LSMC16M-SP Live Electrical 13 Way SPD Metal Consumer Unit 1

    Live Electrical 13 Way SPD Metal Consumer Unit
    12 In Stock
    More available within 1 - 2 working days*
    SKU: LSMC16M-SP
    £48.81
    Live Electrical MMGU05-SR Live Electrical MMGU05-SR SPD Garage/EV Consumer Unit with 40A RCBO 1

    Live Electrical MMGU05-SR SPD Garage/EV Consumer Unit with 40A RCBO
    Delivery usually within 1 - 3 working days*
    SKU: MMGU05-SR
    £41.98
    WARB5100C 5 Pole 100A Auto Reset Device with PME Fault Protection

    WARB5100C 5 Pole 100A Auto Reset Device with PME Fault Protection
    Out of Stock
    This item cannot be back-ordered
    SKU: WARB5100C
    £43.82
    Read more
    Live Electrical LSMC06 6 Module Metal Enclosure

    Live Electrical LSMC06 6 Module Metal Enclosure
    Delivery usually within 1 - 3 working days*
    SKU: LSMC06
    £23.90
    Live Electrical LSMC06/100 100A Main Switch 4 Way Consumer Unit

    Live Electrical LSMC06/100 100A Main Switch 4 Way Consumer Unit
    11 In Stock
    More available within 1 - 3 working days*
    SKU: LSMC06/100
    £23.37
    Niglon RCBO1-16/30SSAX 16A Curve B 30mA A Type RCBO

    Niglon RCBO1-16/30SSAX 16A Curve B 30mA A Type RCBO
    12 In Stock
    More available within 1 - 3 working days*
    SKU: RCBO1-16/30SSAX
    £11.12
    Live Electrical RKA116B-030 10kA Type A B Curve Compact 16A Bi-Directional RCBO

    Live Electrical | RKA116B-030 | 1P+N | Bi-Directional RCBO | Type A | Curve B | 10kA | 30mA | 16A
    3 In Stock
    More available within 1 - 3 working days*
    SKU: RKA116B-030
    £11.59
    Live Electrical LHFS125 3 Phase Switch FuseLive Electrical | LHFS125 | 3 Phase Metal Switch Fuse Box | 3 x 100A Fuses

    Live Electrical | LHFS125 | 3 Phase Metal Switch Fuse Box | 3 x 100A Fuses
    Delivery usually within 1 - 3 working days*
    SKU: LHFS125
    £65.40
    Live Electrical CB320B Live Electrical CB320B 3 Pole 20A B Curve 10kA MCB 1

    Live Electrical | CB320B | 10kA | Curve B | 3 Pole Bi-Directional MCB | 20A
    16 In Stock
    More available within 1 - 2 working days*
    SKU: CB320B
    £8.37

    Showing 361–380 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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