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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 681–700 of 2331 results

    Hager ADC906R C6A Bidirectional RCBOHager ADC906R C6A Bidirectional RCBO

    Hager | ADC906R | 1P+N | 6kA | 30mA | C Curve | Type A Bidirectional RCBO | 6A
    1 In Stock
    More available within 3 - 4 working days*
    SKU: ADC906R
    £19.70
    5 Way IP65 Metal Enclosure

    5 Way IP65 Metal Enclosure
    Delivery usually within 1 - 3 working days*
    SKU: WMIP5/G
    Quantity Discount
    Quantity Price
    1 - 4 £22.06
    5+ £21.51
    10+ £20.96
    20+ £20.41
    £22.06
    Hager ADA990UHager ADA990U 1P+N 6kA C-40A 30mA Type A

    Hager ADA990U 1P+N 6kA C-40A 30mA Type A
    5 In Stock
    More available within 3 - 4 working days*
    SKU: ADA990U
    £26.34
    Live Electrical 3P+N 16A B Curve 30mA Type A RCBO

    Live Electrical 3P+N 16A B Curve 30mA Type A RCBO
    8 In Stock
    More available within 1 - 3 working days*
    SKU: RTN316B-030N
    £45.15
    Live Electrical 3P+N 6A C Curve 30mA Type A RCBO

    Live Electrical 3P+N 6A C Curve 30mA Type A RCBO
    Delivery usually within 1 - 3 working days*
    SKU: RTN306C-030N
    £45.15
    Live Electrical RNA32B-030 RCBO A Type DP Bi-Directional 32A B Curve 30mA

    Live Electrical RNA32B-030 RCBO A Type DP Bi-Directional 32A B Curve 30mA
    11 In Stock
    More available within 1 - 3 working days*
    SKU: RNA32B-030
    £10.43
    Live Electrical MDAC2P25/24V 2 Pole 25A 2NO AC Contactor/24V DC Coil

    Live Electrical MDAC2P25/24V – 2 Pole 25A 2NO 24V DC Coil Modular Contactor
    Delivery usually within 1 - 3 working days*
    SKU: MDAC2P25/24V
    £19.00
    Niglon RCBO1-16/30SAX2 16A RCBO – Compact, Bi-Directional, Type A, Curve B, 30mA, 6kA RCBO.

    Niglon RCBO1-16/30SAX2 16A Curve B 30mA Bi-Directional A Type RCBO
    7 In Stock
    More available within 1 - 3 working days*
    SKU: RCBO1-16/30SAX2
    £12.78
    Niglon RCBO1-40/30SAX2 40A RCBO – Type A, Curve B, 30mA, Bi-Directional, 6kA, Compact RCBO for high-load circuits.

    Niglon RCBO1-40/30SAX2 40A Curve B 30mA Bi-Directional A Type RCBO
    5 In Stock
    More available within 1 - 3 working days*
    SKU: RCBO1-40/30SAX2
    £12.78
    Live Electrical 10kA RCBO 50A Curve C Type A 30mA 1P+N

    Live Electrical 10kA RCBO 50A Curve C Type A 30mA 1P+N
    9 In Stock
    More available within 1 - 2 working days*
    SKU: RA150C-030
    £13.25
    Live Electrical ST1-12.5 4 Pole Type 1+2 SPD Surge Protection

    Live Electrical | ST1-12.5 3P+N | 4 Pole | Type 1+2 SPD Surge Protection
    Delivery usually within 1 - 3 working days*
    SKU: ST1-12.5 3P+N
    £76.70
    Live Electrical RKA120B-030 20A 10kA B Curve Compact Bi-Directional RCBO For TPN Distribution Boards

    Live Electrical | RKA120B-030 | 1P+N | Bi-Directional RCBO | Type A | Curve B | 10kA | 30mA | 20A
    23 In Stock
    More available within 1 - 3 working days*
    SKU: RKA120B-030
    £11.59
    WCED 2 Pole 63A 30mA Type A RCD

    WCED | WAR263-030 | Bi-Directional | Type A RCD | 2 Pole | 63A | 30mA
    Delivery usually within 1 - 3 working days*
    SKU: WAR263-030
    Quantity Discount
    Quantity Price
    1 £13.87
    2+ £13.45
    3+ £13.18
    £13.87
    Switchtec SMC-2520-12VDC 25A Contactor

    Switchtec SMC-2520-12VDC 25A Contactor – 2NO 12V DC Coil
    Delivery usually within 1 - 3 working days*
    SKU: SMC-2520-12VDC
    £17.94
    WCED Whitecliffe | WSPV1000 | 1000V DC | Photovoltaic Surge Protection Device

    WCED | WSPV1000 | 1000V DC | Photovoltaic Surge Protection Device
    Delivery usually within 1 - 3 working days*
    SKU: WSPV1000
    £14.26
    Hager VA10MT Hager VA10MT Meter Tail Cable Clamp

    Hager VA10MT Meter Tail Cable Clamp
    6 In Stock
    More available within 3 - 4 working days*
    SKU: VA10MT
    £10.01
    Hager 38mm Open Grommet - Single

    Hager 38mm Open Grommet – Single
    51 In Stock
    This item cannot be back-ordered
    SKU: VMGROM
    £0.99
    Hager JK102SPD 125A Surge Protection Kit Type 2

    Hager JK102SPD 125A Surge Protection Kit Type 2
    1 In Stock
    More available within 3 - 4 working days*
    SKU: JK102SPD
    £247.99
    Hager MTN120 MCB 6kA B-20

    Hager MTN120 MCB 6kA B-20
    4 In Stock
    More available within 3 - 4 working days*
    SKU: MTN120
    £2.45
    Live Electrical TPN18-125S Live Electrical 125 Amp 18 Way TPN Distribution Board with SPD 1

    Live Electrical TPN18-125S 125 Amp 18 Way TPN Distribution Board with SPD
    Delivery usually within 1 - 2 working days*
    SKU: TPN18-125S
    £245.56

    Showing 681–700 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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