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Circuit Protection

Circuit Protection by Brand

Circuit Protection by Brand (1941)

Consumer Units

Consumer Units (477)

Circuit Protection Devices

Circuit Protection Devices (1068)

EV Circuit Protection

EV Circuit Protection (109)

SPD Surge Protection Devices

SPD Surge Protection Devices (124)

Three Phase Distribution Boards

Three Phase Distribution Boards (93)

Switch Fuses - Isolators

Switch Fuses - Isolators (176)

Switch Gear

Switch Gear (266)

Street Lighting Circuit Protection

Street Lighting Circuit Protection (13)

Showing 1681–1700 of 2370 results

Fusebox

FuseBox AFSS28 Metal Surface Spacer 30mm
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: AFSS28
£21.32
FuseBox AFMF36 36P Flush Fit Frame

FuseBox AFMF36 36P Flush Fit Frame
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: AFMF36
£24.11
FuseBox AFMF28 28P Flush Fit Frame

FuseBox AFMF28 28P Flush Fit Frame
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: AFMF28
£21.64
Live Electrical PEN4-SNR DP 40A C Curve RCBO with SPD

Live Electrical PEN4-SNR DP 40A C Curve RCBO with SPD
Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
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SKU: PEN4-SNR
£37.15
Live Electrical PEN4-SNR c/w Double Pole 40A B Curve RCBO with Type 2 SPD

Live Electrical PEN4-SNR DP 40A B Curve RCBO with SPD
Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
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SKU: PEN4-SNR/40B
£37.15
Live Electrical PEN4-SNR/32B c/w Double Pole 32A B Curve RCBO with Type 2 SPD

Live Electrical PEN4-SNR DP 32A B Curve RCBO with SPD
Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
Read More
SKU: PEN4-SNR/32B
£37.15
Live Electrical PEN4-SNR/32C c/w Double Pole 32A C Curve RCBO with Type 2 SPD

Live Electrical PEN4-SNR DP 32A C Curve RCBO with SPD
Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
Read More
SKU: PEN4-SNR/32C
£37.15
WSRC532BSP Single Phase Electric Meter in Metal EnclosureWSRC532BSP Single Phase Electric Meter in Metal Enclosure

100A DP Main Switch with SPD and Electric Meter
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: WSRC532BSP
Read more
Hager VR440EV 4 Way B40A DP RCBO EV Consumer Unit

Hager VR440EV 4 Way B40A DP RCBO EV Consumer Unit
Available to Order
Estimated Lead Time:
Usually 3 - 4 Working Days
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SKU: VR440EV
£51.82
Hager EMN001 Stair Case Time Lag Switch

Hager EMN001 Stair Case Time Lag Switch
Available to Order
Estimated Lead Time:
Usually 3 - 4 Working Days
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SKU: EMN001
£64.91
Hager EHN110 Daily Time Switch 1 Channel 3 Modules

Hager EHN110 Daily Time Switch 1 Channel 3 Modules
Available to Order
Estimated Lead Time:
Usually 3 - 4 Working Days
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SKU: EHN110
£119.20
Hager EHN010 Daily Time Switch 1 Channel 1 Module

Hager EHN010 Daily Time Switch 1 Channel 1 Module
Available to Order
Estimated Lead Time:
Usually 3 - 4 Working Days
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SKU: EHN010
£100.64
Hager EGN200 Multi-Function Time Switch 2 Channels Bluetooth

Hager EGN200 Multi-Function Time Switch 2 Channels Bluetooth
Available to Order
Estimated Lead Time:
Usually 3 - 4 Working Days
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SKU: EGN200
£134.60
Hager EGN400 Multi-Function Time Switch 4 Channels Bluetooth

Hager EGN400 Multi-Function Time Switch 4 Channels Bluetooth
Available to Order
Estimated Lead Time:
Usually 3 - 4 Working Days
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SKU: EGN400
£248.91
Hager CDB540E RCCB 1P+N 40A 30mA B Class

Hager CDB540E RCCB 1P+N 40A 30mA B Class
Available to Order
Estimated Lead Time:
Usually 3 - 4 Working Days
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SKU: CDB540E
£179.88
Hager CDF540U RCCB 1P+N 40A 30mA F Class

Hager CDF540U RCCB 1P+N 40A 30mA F Class
Available to Order
Estimated Lead Time:
Usually 3 - 4 Working Days
Read More
SKU: CDF540U
£95.52
Hager ESC225 - Contactor 25A, 2NO, 230V~50Hz

Hager ESC225 – 2 Pole 25A 2NO 230V AC Modular Contactor
12 In Stock
More available within:
Usually 3 - 4 Working Days
Read More
SKU: ESC225
£35.92
Hager ESC125 - Contactor 25A 1NO 230V 50Hz

Hager ESC125 – 1 Pole 25A 1NO 230V AC Modular Contactor
Available to Order
Estimated Lead Time:
Usually 3 - 4 Working Days
Read More
SKU: ESC125
£33.52
Hager ESC425 – Contactor 25A 4NO 230V 50Hz

Hager ESC425 – 4 Pole 25A 4NO 230V AC Modular Contactor
4 In Stock
More available within:
Usually 3 - 4 Working Days
Read More
SKU: ESC425
£64.21
Live Electrical 3P+N 50A B Curve 30mA Type A RCBO

Live Electrical 3P+N 50A B Curve 30mA Type A RCBO
7 In Stock
More available within:
Usually 1 - 3 Working Days
Read More
SKU: RTN350B-030N
£45.15

Showing 1681–1700 of 2370 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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To ensure your order qualifies for next day delivery, please place your order by 3:00 PM. This is subject to all items being available on the shelf at the time of your order. For orders where the total value exceeds £200 + VAT (double our standard carriage-paid order value of £100 + VAT), we are happy to split the delivery into two shipments if some items are needed urgently and others are not immediately available. If you have any questions or need further assistance, feel free to reach out to us via WhatsApp for live support. We’re here to help!

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