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    Circuit Protection

    Circuit Protection by Brand

    Circuit Protection by Brand (1914)

    Consumer Units

    Consumer Units (477)

    Circuit Protection Devices

    Circuit Protection Devices (1070)

    EV Circuit Protection

    EV Circuit Protection (107)

    SPD Surge Protection Devices

    SPD Surge Protection Devices (127)

    Three Phase Distribution Boards

    Three Phase Distribution Boards (93)

    Switch Fuses - Isolators

    Switch Fuses - Isolators (175)

    Switch Gear

    Switch Gear (267)

    Street Lighting Circuit Protection

    Street Lighting Circuit Protection (13)

    Garo 4 Pole 32A N0 AC-DC Contactor

    Garo GK32-4NO – 4 Pole 32A 4NO 230V AC / 220V DC Modular Contactor
    2 In Stock
    More available within 1 - 3 working days*
    SKU: GK32-4NO
    £21.39
    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
    1 In Stock
    More available within 1 - 3 working days*
    SKU: WME08/HPRC40C
    £145.80
    Live Electrical CB132D Live Electrical CB132D 32A Curve D 10kA MCB 1

    Live Electrical CB132D 32A Curve D 10kA MCB
    13 In Stock
    More available within 1 - 2 working days*
    SKU: CB132D
    £2.95
    Fusebox F1M2SPD Stand Alone Surge Protection Device

    Fusebox F1M2SPD Stand Alone Surge Protection Device
    Delivery usually within 2 - 3 working days*
    SKU: F1M2SPD
    £54.90
    Fusebox F2004RA 4 Way Type A 63A RCD Consumer Unit

    Fusebox F2004RA 4 Way Type A 63A RCD Consumer Unit
    9 In Stock
    More available within 2 - 3 working days*
    SKU: F2004RA
    £33.58
    Live Electrical EN5040/200 IP65 Metal Enclosure, 500x400x200mm, steel construction with RAL7035 epoxy powder coat, includes galvanised mounting plate and polyurethane foamed gasket for watertight sealing.

    Live Electrical EN5040/200 IP65 Metal Enclosure H:500 x W:400 x D:200mm
    Delivery usually within 1 - 2 working days*
    SKU: EN5040/200
    £64.90
    FuseBox MT10B323 FuseBox MT10B323 32A Triple Pole 10kA B Curve MCB

    FuseBox MT10B323 32A Triple Pole 10kA B Curve MCB
    12 In Stock
    More available within 2 - 3 working days*
    SKU: MT10B323
    £9.51
    FuseBox AMBP Module Blanks 12 Pack

    FuseBox AMBP Module Blanks 12 Pack
    50 In Stock
    More available within 2 - 3 working days*
    SKU: AMBP
    £0.90
    Live Electrical RD480-030 Live Electrical 4 Pole Type A 80A 30mA RCD

    Live Electrical RDA480-030 4 Pole Type A 80A 30mA RCD
    Delivery usually within 1 - 2 working days*
    SKU: RDA480-030
    £19.99
    Live Electrical RD440-100 Live Electrical 4 Pole Type A 40A 100mA RCD

    Live Electrical RDA440-100 4 Pole Type A 40A 100mA RCD
    Delivery usually within 1 - 2 working days*
    SKU: RDA440-100
    £15.99
    Live Electrical AGU4-SR/W IP65 Metal SPD Garage/EV Consumer Unit with B40A RCBO – White

    Live Electrical AGU4-SR/W IP65 Metal SPD Garage/EV Consumer Unit with B40A RCBO – White
    Delivery usually within 1 - 3 working days*
    SKU: AGU4-SR/W
    Quantity Discount
    Quantity Price
    1 - 2 £52.92
    3+ £51.60
    5+ £50.27
    10+ £48.95
    £52.92
    FuseBox Bi-Directional Mini RCBO 06A C Curve 30mA Type A - Compact and Reliable Protection

    FuseBox Bi-Directional Mini RCBO 25A C Curve 30mA Type A
    21 In Stock
    More available within 1 - 3 working days*
    SKU: RTAMC25BD
    £13.94
    Niglon RCBO1-20/30SSAX 20A Curve B 30mA A Type RCBO

    Niglon RCBO1-20/30SSAX 20A Curve B 30mA A Type RCBO
    21 In Stock
    More available within 1 - 3 working days*
    SKU: RCBO1-20/30SSAX
    £11.12
    TPNH03-100S Horizontal TP&N SPD Distribution BoardTPNH03-100S 2 Way Horizontal TP&N Distribution Board – 100A 4 Pole Main Switch with Type 2 SPD

    Live Electrical | TPNH03-100S | 2 Way Horizontal TP&N Distribution Board | 100A 4 Pole Main Switch | Type 2 SPD
    9 In Stock
    More available within 1 - 3 working days*
    SKU: TPNH03-100S
    £92.57
    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
    2 In Stock
    More available within 1 - 3 working days*
    SKU: GS8EV40CPME
    £115.00
    Live Electrical 10kA RCBO 50A Curve B Type A 30mA 1P+N

    Live Electrical 10kA RCBO 50A Curve B Type A 30mA 1P+N
    14 In Stock
    More available within 1 - 2 working days*
    SKU: RA150B-030
    £13.25
    Live Electrical RKA116B-030 10kA Type A B Curve Compact 16A Bi-Directional RCBO

    Live Electrical RKA116B-030 10kA Type A B Curve Compact 16A Bi-Directional RCBO
    17 In Stock
    More available within 1 - 3 working days*
    SKU: RKA116B-030
    £11.59
    Live Electrical TPN08-125 Live Electrical TPN08-125 125A 8 Way TPN Distribution Board 1

    Live Electrical TPN08-125 125A 8 Way TPN Distribution Board
    Delivery usually within 1 - 2 working days*
    SKU: TPN08-125
    £109.94
    Hager NCN116A Hager NCN116A Single Pole Type C MCB 16A 10kA

    Hager NCN116A Single Pole Type C MCB 16A 10kA
    1 In Stock
    More available within 1 - 3 working days*
    SKU: NCN116A
    £8.94
    FuseBox MAFDD062030B 20A AFDD RCBO 30mAFuseBox MAFDD062030B 20A AFDD RCBO 30mA 2

    FuseBox AFDD062030B 20A AFDD RCBO 30mA
    3 In Stock
    This item cannot be back-ordered
    SKU: AFDD062030B
    £70.99

    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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