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    Circuit Protection

    Circuit Protection by Brand

    Circuit Protection by Brand (1879)

    Consumer Units

    Consumer Units (448)

    Circuit Protection Devices

    Circuit Protection Devices (1058)

    EV Circuit Protection

    EV Circuit Protection (107)

    SPD Surge Protection Devices

    SPD Surge Protection Devices (121)

    Three Phase Distribution Boards

    Three Phase Distribution Boards (90)

    Switch Fuses - Isolators

    Switch Fuses - Isolators (173)

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    Switch Gear (260)

    Street Lighting Circuit Protection

    Street Lighting Circuit Protection (13)

    WCED 4 Pole 63A 30mA Type A RCD

    WCED 4 Pole 63A 30mA Type A RCD
    4 in stock
    More available within 1 - 3 working days *
    SKU: WAR463-030
    Quantity Discount
    Quantity Price
    1 £18.64
    2+ £17.71
    3+ £17.24
    £18.64
    Garo 63A 2 Pole Type A 100mA Bi-Directional RCCB

    Garo DCCB63-2-1 63A 2 Pole Type A 100mA Bi-Directional RCCB
    3 in stock
    More available within 1 - 3 working days *
    SKU: DCCB63-2-1
    £24.96
    Garo DCBOGRB32 Compact RCBO 32A B Curve

    Garo DCBOGRB32 30mA Type A Compact RCBO 32A B Curve
    12 in stock
    More available within 1 - 3 working days *
    SKU: DCBOGRB32
    £10.99
    Garo DST2-275-2KIT 2 Pole 1 Module Class 11 Type 2 SPD 275V 20KA With a Cable Kit

    Garo DST2-275-2KIT 2 Pole 1 Module Class 11 Type 2 SPD 275V 20KA With a Cable Kit
    Delivery usually within 1 - 3 working days *
    SKU: DST2-275-2KIT
    £17.89
    Garo GCUT6 6 Module IP65 Plastic Enclosure

    Garo GCUT6 6 Module IP65 Plastic Enclosure
    4 in stock
    More available within 1 - 3 working days *
    SKU: GCUT6
    £16.78
    Garo 4 Pole 40A NO AC-DC Contactor

    Garo GK40-4NO – 4 Pole 40A 4NO 230V AC / 220V DC Modular Contactor
    3 in stock
    More available within 1 - 3 working days *
    SKU: GK40-4NO
    £45.29
    RKB132C-030 Live Electrical 1M DP C32A 6kA Bi-Directional Type B RCBO

    Live Electrical 1M DP C32A 6kA Bi-Directional Type B RCBO
    Delivery usually within 1 - 3 working days *
    SKU: RKB132C-030
    £69.64
    Switchtec CURDP 10 Way Consumer Unit Relocation Kit

    Switchtec | CURDP | 10 Way Consumer Unit Relocation Kit | 30 DIN Push-In Terminals | 2.5–10mm
    3 in stock
    More available within 1 - 3 working days *
    SKU: CURDP
    £46.48
    Switchtec CURDK1 11 Way Consumer Unit Relocation Kit

    Switchtec | CURDK1 | 11 Way Consumer Unit Relocation Kit | 33 DIN Screw Terminals | 2.5–10mm
    Delivery usually within 1 - 3 working days *
    SKU: CURDK1
    £63.96
    Garo SIAC440IP65 40A 4P IP65 Rotary Isolator Switch

    Garo | SIAC440IP65 | 40A 4P | IP65 Rotary Isolator Switch
    2 in stock
    More available within 1 - 3 working days *
    SKU: SIAC440IP65
    £18.20
    WCED WKC463C 10kA 4 Pole MCB Curve C 63A

    WCED WKC463C 10kA 4 Pole MCB Curve C 63A
    Delivery usually within 1 - 3 working days *
    SKU: WKC463C
    Quantity Discount
    Quantity Price
    1 - 4 £12.67
    5+ £12.16
    10+ £11.85
    £12.67
    WCED WRT116B-030 Bi-Directional 10kA Type A 30mA RCBO Curve B 16A

    WCED WRT116B-030 Bi-Directional 10kA Type A 30mA RCBO Curve B 16A
    Delivery usually within 1 - 3 working days *
    SKU: WRT116B-030
    £12.50
    Timeguard TX3905 Meter Tail Clamp

    Timeguard | TX3905 | Meter Tail Clamp
    Delivery usually within 1 - 3 working days *
    SKU: TX3905
    £1.87
    Hager JK1PLATEB JK1 Spare Brass Gland Plate 2mm

    Hager JK1PLATEB JK1 Spare Brass Gland Plate 2mm
    Delivery usually within 1 - 3 working days *
    SKU: JK1PLATEB
    £40.39
    Hager VML406AH 6 Way 63A RCD Consumer Unit

    Hager VML406AH 6 Way 63A RCD Consumer Unit
    Delivery usually within 1 - 3 working days *
    SKU: VML406AH
    £56.52
    Hager VM01CE Hager VM01CE Cable Protector Plate

    Hager VM01CE Cable Protector Plate
    1 in stock
    More available within 1 - 3 working days *
    SKU: VM01CE
    £8.73
    Hager VM02CE Hager VM02CE Cable Protector Plate

    Hager VM02CE Cable Protector Plate
    4 in stock
    More available within 1 - 3 working days *
    SKU: VM02CE
    £13.19
    Hager VM01SP Hager VM01SP Rear Stand Off Plate

    Hager VM01SP Rear Stand Off Plate
    Delivery usually within 1 - 3 working days *
    SKU: VM01SP
    £33.74
    Hager NCN163A Hager NCN163A Single Pole Type C MCB 63A 10kA

    Hager NCN163A Single Pole Type C MCB 63A 10kA
    Delivery usually within 1 - 3 working days *
    SKU: NCN163A
    £10.12
    Live Electrical TPN18-125 Live Electrical TPN18-125 125A 18 Way TPN Distribution Board 1

    Live Electrical TPN18-125 125A 18 Way TPN Distribution Board
    Delivery usually within 1 - 2 working days *
    SKU: TPN18-125
    £204.70

    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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