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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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    Street Lighting Circuit Protection

    Street Lighting Circuit Protection (13)

    Showing 401–420 of 2331 results

    Live Electrical EN10080/300 Live Electrical Metal Enclosure IP65 H:1000 x W:800 x D:300mm 1Live Electrical EN10080/300 Live Electrical Metal Enclosure IP65 H:1000 x W:800 x D:300mm 2

    Live Electrical Metal Enclosure IP65 H:1000 x W:800 x D:300mm
    2 In Stock
    More available within 1 - 2 working days*
    SKU: EN10080/300
    £258.39
    Live Electrical RDA440-030 4 Pole Type A 40A 30mA RCD

    Live Electrical | RDA440-030 | 4 Pole | Bi-Directional Type A RCD | 6kA | 30mA | 40A
    Delivery usually within 1 - 2 working days*
    SKU: RDA440-030
    £22.50
    WCED WRB106C-030 WCED Type A High Immunity Curve C 6A 30mA RCBO 1

    WCED Type A High Immunity Curve C 6A 30mA RCBO
    9 In Stock
    More available within 1 - 3 working days*
    SKU: WRB106C-030
    £9.00
    WCED WAC2P32 WCED 2 Pole 32A 2NO AC Contactor

    WCED WAC2P32 – 2 Pole 32A 2NO 230V AC Modular Contactor
    3 In Stock
    More available within 1 - 3 working days*
    SKU: WAC2P32
    Quantity Discount
    Quantity Price
    1 - 2 £6.22
    3+ £6.06
    5+ £5.91
    10+ £5.75
    20+ £5.60
    £6.22
    WCED WMEV232B WCED A-Type Electric Vehicle 2 Module Enclosure - 32A RCBO B Curve 1

    WCED A-Type Electric Vehicle 2 Module Enclosure – 32A RCBO B Curve
    Delivery usually within 1 - 3 working days*
    SKU: WMEV232B
    £25.99
    Live Electrical SC440 4 Pole 20kA/40kA Type 2 SPD Surge Protective Device

    Live Electrical SC440 4 Pole 20kA/40kA Type 2 SPD Surge Protective Device
    Delivery usually within 1 - 2 working days*
    SKU: SC440
    £37.55
    WCED 4 Pole 63A 24V NO Normally Open AC Modular Contactor

    WCED WAC4P63/24 – 4 Pole 63A 4NO 24V AC Modular Contactor
    Delivery usually within 1 - 3 working days*
    SKU: WAC4P63/24
    Quantity Discount
    Quantity Price
    1 - 2 £14.16
    3+ £13.81
    5+ £13.45
    10+ £13.10
    20+ £12.74
    £14.16
    Fusebox TPN15FBX

    Fusebox TPN15FBX 15 Way 125A Three Phase Board
    Delivery usually within 2 - 3 working days*
    SKU: TPN15FBX
    £268.90
    Live Electrical Double Pole 63A Copper Busbar 1m 10mm² 108 Pin

    Live Electrical Double Pole 63A Copper Busbar 1m 10mm² 108 Pin
    Delivery usually within 1 - 2 working days*
    SKU: DPN63A
    £8.85
    Unicrimp QGT10B Grommet Strip Edge Roll - 5mm x 8mm x 10m (Black)

    Unicrimp QGT10B Grommet Strip Edge Roll – 5mm x 8mm x 10m (Black)
    10 In Stock
    More available within 1 - 3 working days*
    SKU: QGT10B
    £7.90
    Live Electrical LEVB440-MS 4 way Metal Enclosure Type A 40A Double Pole RCBO and DP 100A Main Switch 1Live Electrical LEVB440-MS 4 way Metal Enclosure Type A 40A Double Pole RCBO and DP 100A Main Switch 2

    4 way Metal Enclosure Type A 40A Double Pole RCBO and DP 100A Main Switch
    Delivery usually within 1 - 2 working days*
    SKU: LEVB440-MS
    £31.99 £27.90
    FuseBox MAFDD061630B 16A 30mA Mini AFDD

    FuseBox | MAFDD061630B| 6kA | 30mA | 16A Mini AFDD
    2 In Stock
    More available within 2 - 3 working days*
    SKU: MAFDD061630B
    £79.99
    Live Electrical ENC865 Live Electrical 8 Way Plastic Enclosure IP65

    Live Electrical ENC865 IP65 8 Way Plastic Enclosure
    1 In Stock
    More available within 1 - 2 working days*
    SKU: ENC865
    £16.65
    WCED WEV263B-030 WCED 2 Pole 63A 30mA Type B RCD

    WCED | WEV263B-030 | Bi-Directional | B Type RCD | 2 Pole | 63A | 30mA
    Delivery usually within 1 - 3 working days*
    SKU: WEV263B-030
    Quantity Discount
    Quantity Price
    1 £99.19
    2+ £96.21
    3+ £94.23
    £99.19
    WCED BBF1100 WCED 1 Pole 100A Busbar Forked Typ 18 ways

    WCED 1 Pole 100A Busbar Forked Typ 18 ways
    1 In Stock
    More available within 1 - 3 working days*
    SKU: BBF1100
    £8.58
    FuseBox SF0100T2 100A Fused Switch with T2 SPD

    FuseBox SF0100T2 100A Fused Switch with T2 SPD
    4 In Stock
    More available within 1 - 3 working days*
    SKU: SF0100T2
    £104.40
    WCED Whitecliffe WME5/HP4016S Heat Pump Consumer Unit

    WCED | WME5/HP4016S | Heat Pump Consumer Unit | Type B HP RCD | C16 MCB | SPD
    2 In Stock
    More available within 1 - 3 working days*
    SKU: WME5/HP4016S
    Quantity Discount
    Quantity Price
    1 - 2 £117.23
    3+ £112.54
    5+ £107.85
    £117.23
    Live Electrical RC140C-030 Live 30mA 40A RCBO 10kA Curve C Type AC 1

    Live 30mA 40A RCBO 10kA Curve C Type AC
    8 In Stock
    More available within 1 - 2 working days*
    SKU: RC140C-030
    £10.99 £5.99
    Live Electrical CB106D Live Electrical CB106D 6A Curve D 10kA MCB 1

    Live Electrical | CB106D | 10kA | Curve D | 1 Pole Bi-Directional MCB | 6A
    18 In Stock
    More available within 1 - 2 working days*
    SKU: CB106D
    £2.95
    Live Electrical CB120D Live Electrical CB120D 20A Curve D 10kA MCB 1

    Live Electrical | CB120D | 10kA | Curve D | 1 Pole Bi-Directional MCB | 20A
    21 In Stock
    More available within 1 - 2 working days*
    SKU: CB120D
    £2.95

    Showing 401–420 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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