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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)

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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

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Street Lighting Circuit Protection

Street Lighting Circuit Protection (13)

Showing 601–620 of 2370 results

FuseBox IT1004 Fusebox IT1004 100A 4 Pole Main Switch

Fusebox IT1004 100A 4 Pole Main Switch
7 In Stock
More available within:
Usually 2 - 3 Working Days
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SKU: IT1004
£15.94
WCED BBP2100 WCED 2 Pin 100A Busbar Pin Type - 13 Ways

WCED 2 Pin 100A Busbar Pin Type – 13 Ways
9 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: BBP2100
£9.80
WCED WAC4P25CO WCED 4P 25A 2NC 2NO Modular Contactor 1

WCED WAC4P25CO – 4 Pole 25A 2NO 2NC 230V AC Modular Contactor
1 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: WAC4P25CO
Quantity Discount
Quantity Price
1 - 2 £10.95
3+ £10.68
5+ £10.40
10+ £10.13
20+ £9.85
£10.95
WCED WAC4P63NC WCED 4 Pole 63A 4NC Modular Contactor

WCED WAC4P63NC – 4 Pole 63A 4NC 230V AC Modular Contactor
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: WAC4P63NC
Quantity Discount
Quantity Price
1 - 2 £14.16
3+ £13.81
5+ £13.45
10+ £13.10
20+ £12.74
£14.16
Live Electrical DCM250C 2 Pole C Curve 6kA 50A 600V DC MCB

Live Electrical DCM250C 2 Pole C Curve 6kA 50A 600V DC MCB
1 In Stock
More available within:
Usually 1 - 2 Working Days
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SKU: DCM250C
£9.50
Hager ADB420U Hager ADB420U RCBO 10kA B-20A 30mA Type A

Hager ADB420U RCBO 10kA B-20A 30mA Type A
4 In Stock
More available within:
Usually 3 - 4 Working Days
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SKU: ADB420U
£37.99
Live Electrical LSMC10/100 100A Main Switch 8 Way Consumer Unit

Live Electrical LSMC10/100 100A Main Switch 8 Way Consumer Unit
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: LSMC10/100
£27.52
WCED WKC110B 10kA 1 Pole MCB Curve B 10A

WCED | WKC110B | 10kA | Curve B | 1 Pole Bi-Directional MCB | 10A
8 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: WKC110B
£2.96
WCED WKC150C 10kA 1 Pole MCB Curve C 50A

WCED | WKC150C | 10kA | Curve C | 1 Pole Bi-Directional MCB | 50A
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: WKC150C
£2.96
Garo SIDC432IP65 32A 4 Pole DC Rotary Isolator

Garo SIDC432IP65 32A 4 Pole DC Rotary Isolator
3 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: SIDC432IP65
Quantity Discount
Quantity Price
1 - 2 £18.95
3+ £18.57
5+ £18.00
10+ £17.06
£18.95
Live Electrical RNC10B-30N – 10A Double Pole Single Module RCBO

Live Electrical | RNC110B-030N | 6kA 30mA | Type A B Curve | Bi-Directional Double Pole RCBO | 10A
45 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: RNC110B-030N
£9.75
Garo GCUT112 12 Module IP65 Plastic Enclosure

Garo GCUT112 Empty 12 Module IP65 Enclosure
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: GCUT112
£23.19
FuseBox F3011MZ Consumer Unit Kit with 8 RCBOs, integrated SPD, and 100A main switch – boxed kit, not pre-installed.

FuseBox F3011MZ Bi-Directional SPD Consumer Unit Kit – with 8 RCBOs
In Stock
SKU: F3011MZ/BD/KIT/8
£181.23 £176.34
Live Electrical RKA110B-030 10kA Type A B Curve Compact 10A Bi-Directional RCBO

Live Electrical | RKA110B-030 | 1P+N | Bi-Directional RCBO | Type A | Curve B | 10kA | 30mA | 10A
13 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: RKA110B-030
£11.59
WCED 2 Pole 63A 100mA Time Delay Type A RCD

WCED 2 Pole 63A 100mA Time Delay Type A RCD
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: WARTD263-100
£28.93
Garo DCBOGRB16 Compact RCBO 16A B Curve

Garo DCBOGRB16 30mA Type A Compact RCBO 16A B Curve
11 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: DCBOGRB16
£10.99
FuseBox MAFDD063230B 32A 30mA Mini AFDDFuseBox | MAFDD063230B | 6kA | 30mA | 32A Mini AFDD

FuseBox | MAFDD063230B | 6kA | 30mA | 32A Mini AFDD
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: MAFDD063230B
£79.99
Live Electrical AMR106B-100 RCBO 100mA

Live Electrical | AMR106B-100 | 100mA Bi-Directional Type A Compact RCBO 6A B Curve
9 In Stock
More available within:
Usually 1 - 3 Working Days
Read More
SKU: AMR106B-100
£9.99
Live Electrical CB110D Live Electrical CB110D 10A Curve D 10kA MCB 1

Live Electrical | CB110D | 10kA | Curve D | 1 Pole Bi-Directional MCB | 10A
13 In Stock
More available within:
Usually 1 - 2 Working Days
Read More
SKU: CB110D
£2.95
Hager VM05GS Hager Grommet Strip - 5 meters

Hager Grommet Strip – 5 meters
10 In Stock
This item cannot be back-ordered
SKU: VM05GS
£5.55

Showing 601–620 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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