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Over 7000 Products at Incredible Prices!
Over 7000 Products at Incredible Prices!

Main Switches & Residual Current Devices Switch (RCDs)

Ensure safety and compliance with our range of main switches and RCDs, designed to provide essential protection for residential and commercial installations. Discover reliable products from trusted brands like Wylex, FuseBox, and Hager, ideal for use in consumer units and distribution boards. Whether you're upgrading a fuse board or carrying out a new install, we stock options for every setup.
Explore related categories like Three Phase Boards and Isolators & Disconnectors to complete your installation.

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Crabtree 100/2MT 100A DP Main Switch with Tap Off Terminal

Crabtree
£14.94 - £14.94
£14.94 inc VAT £12.45 exc VAT
£14.94 - £14.94
£14.94 inc VAT £12.45 exc VAT inc VAT £12.45 exc VAT
Out of stock

£14.94 - £14.94
£14.94 inc VAT £12.45 exc VAT
£14.94 - £14.94
£14.94 inc VAT £12.45 exc VAT inc VAT £12.45 exc VAT
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BG CFEV6 100A Main Switch, 40A MCB, Type 2 SPD EV Circuit Protection

BG
£52.95 - £52.95
£52.95 inc VAT £44.13 exc VAT
£52.95 - £52.95
£52.95 inc VAT £44.13 exc VAT inc VAT £44.13 exc VAT
In stock

BG CFEV6 100A Main Switch, 40A MCB, Type 2 SPD EV Circuit Protection. Sync Energy weatherproof IP65, Grey, 5 module populated EV kit c/w 100A main ...

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£52.95 - £52.95
£52.95 inc VAT £44.13 exc VAT
£52.95 - £52.95
£52.95 inc VAT £44.13 exc VAT inc VAT £44.13 exc VAT

Hager JN224BS 250A 4 Pole Isolator Incomer Kit

Hager
£562.14 - £562.14
£562.14 inc VAT £468.45 exc VAT
£562.14 - £562.14
£562.14 inc VAT £468.45 exc VAT inc VAT £468.45 exc VAT
Low stock

£562.14 - £562.14
£562.14 inc VAT £468.45 exc VAT
£562.14 - £562.14
£562.14 inc VAT £468.45 exc VAT inc VAT £468.45 exc VAT
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Hager JK22504MCS 250A 4 Pole JK2 Switch Incomer Kit

Hager
£503.94 - £503.94
£503.94 inc VAT £419.95 exc VAT
£503.94 - £503.94
£503.94 inc VAT £419.95 exc VAT inc VAT £419.95 exc VAT
Out of stock

Hager JK22504MCS 250A 4 Pole JK2 Switch Incomer Kit

£503.94 - £503.94
£503.94 inc VAT £419.95 exc VAT
£503.94 - £503.94
£503.94 inc VAT £419.95 exc VAT inc VAT £419.95 exc VAT
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Timeguard TX2263B 63A 30mA Type B RCD

Timeguard
£70.00 - £70.00
£70.00 inc VAT £58.33 exc VAT
£70.00 - £70.00
£70.00 inc VAT £58.33 exc VAT inc VAT £58.33 exc VAT

The Deta TX2263B 63A 30mA Type B RCD is a high-performance residual current device designed to provide advanced protection against both AC and DC e...

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£70.00 - £70.00
£70.00 inc VAT £58.33 exc VAT
£70.00 - £70.00
£70.00 inc VAT £58.33 exc VAT inc VAT £58.33 exc VAT

Fusebox MAFDD062030B Mini AFDD RCBO 20A Type A 30mA B Curve

FuseBox
£93.59 - £93.59
£93.59 inc VAT £77.99 exc VAT
£93.59 - £93.59
£93.59 inc VAT £77.99 exc VAT inc VAT £77.99 exc VAT
Low stock

Fusebox MAFDD062030B Mini AFDD RCBO 20A Type A 30mA B Curve

£93.59 - £93.59
£93.59 inc VAT £77.99 exc VAT
£93.59 - £93.59
£93.59 inc VAT £77.99 exc VAT inc VAT £77.99 exc VAT
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Live RDA440-030 A Type 4 Pole 40A 30mA High Immunity RCD

Live
£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT
£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT inc VAT £19.33 exc VAT
Out of stock

Live RDA440-030 A Type 4 Pole 40A 30mA High Immunity RCD

£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT
£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT inc VAT £19.33 exc VAT
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Live RDA240-030 2 Pole 40A 30mA RCD Type A High immunity

Live
£14.08 - £14.08
£14.08 inc VAT £11.73 exc VAT
£14.08 - £14.08
£14.08 inc VAT £11.73 exc VAT inc VAT £11.73 exc VAT
In stock

Live RDA240-030 2 Pole 40A 30mA RCD Type A High immunity

£14.08 - £14.08
£14.08 inc VAT £11.73 exc VAT
£14.08 - £14.08
£14.08 inc VAT £11.73 exc VAT inc VAT £11.73 exc VAT

Hager JF443BS 400A 3 Pole Isolator Incomer Kit

Hager
£609.76 - £609.76
£609.76 inc VAT £508.13 exc VAT
£609.76 - £609.76
£609.76 inc VAT £508.13 exc VAT inc VAT £508.13 exc VAT
Low stock

£609.76 - £609.76
£609.76 inc VAT £508.13 exc VAT
£609.76 - £609.76
£609.76 inc VAT £508.13 exc VAT inc VAT £508.13 exc VAT

Hager JN223BM 250A Triple Pole MCCB Incomer Thermal and Magnetic Adjustable Kit

Hager
£582.48 - £582.48
£582.48 inc VAT £485.40 exc VAT
£582.48 - £582.48
£582.48 inc VAT £485.40 exc VAT inc VAT £485.40 exc VAT
Low stock

£582.48 - £582.48
£582.48 inc VAT £485.40 exc VAT
£582.48 - £582.48
£582.48 inc VAT £485.40 exc VAT inc VAT £485.40 exc VAT
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Hager JN223BS 250A 3 Pole Isolator Incomer Kit

Hager
£392.29 - £392.29
£392.29 inc VAT £326.91 exc VAT
£392.29 - £392.29
£392.29 inc VAT £326.91 exc VAT inc VAT £326.91 exc VAT
Out of stock

£392.29 - £392.29
£392.29 inc VAT £326.91 exc VAT
£392.29 - £392.29
£392.29 inc VAT £326.91 exc VAT inc VAT £326.91 exc VAT
Sold out
Sold out

Hager JK21254M 125A 4 Pole JK2 MCCB Incomer Kit

Hager
£366.59 - £366.59
£366.59 inc VAT £305.49 exc VAT
£366.59 - £366.59
£366.59 inc VAT £305.49 exc VAT inc VAT £305.49 exc VAT
Out of stock

£366.59 - £366.59
£366.59 inc VAT £305.49 exc VAT
£366.59 - £366.59
£366.59 inc VAT £305.49 exc VAT inc VAT £305.49 exc VAT
Sold out
Sold out

Red Arrow ZR40/A CTI 30mA Type A RCD 40A

Red Arrow
£10.00 - £10.00
£10.00 inc VAT £8.33 exc VAT
£10.00 - £10.00
£10.00 inc VAT £8.33 exc VAT inc VAT £8.33 exc VAT
Out of stock

Red Arrow ZR40/A CTI 30mA Type A RCD 40A

£10.00 - £10.00
£10.00 inc VAT £8.33 exc VAT
£10.00 - £10.00
£10.00 inc VAT £8.33 exc VAT inc VAT £8.33 exc VAT
Sold out
Sold out

Red Arrow ZR63/A CTI 30mA Type A RCD 63A

Red Arrow
£10.20 - £10.20
£10.20 inc VAT £8.50 exc VAT
£10.20 - £10.20
£10.20 inc VAT £8.50 exc VAT inc VAT £8.50 exc VAT
Out of stock

Red Arrow ZR63/A CTI 30mA Type A RCD 63A

£10.20 - £10.20
£10.20 inc VAT £8.50 exc VAT
£10.20 - £10.20
£10.20 inc VAT £8.50 exc VAT inc VAT £8.50 exc VAT
Sold out
Sold out

Red Arrow ZR100/A CTI 30mA Type A RCD 100A

Red Arrow
£12.00 - £12.00
£12.00 inc VAT £10.00 exc VAT
£12.00 - £12.00
£12.00 inc VAT £10.00 exc VAT inc VAT £10.00 exc VAT
Out of stock

Red Arrow ZR100/A CTI 30mA Type A RCD 100A

£12.00 - £12.00
£12.00 inc VAT £10.00 exc VAT
£12.00 - £12.00
£12.00 inc VAT £10.00 exc VAT inc VAT £10.00 exc VAT
Sold out
Sold out

Red Arrow ZR25/A CTI 30mA Type A RCD 25A

Red Arrow
£10.00 - £10.00
£10.00 inc VAT £8.33 exc VAT
£10.00 - £10.00
£10.00 inc VAT £8.33 exc VAT inc VAT £8.33 exc VAT
Out of stock

Red Arrow ZR25/A CTI 30mA Type A RCD 25A   #rcd #25arcd

£10.00 - £10.00
£10.00 inc VAT £8.33 exc VAT
£10.00 - £10.00
£10.00 inc VAT £8.33 exc VAT inc VAT £8.33 exc VAT
Sold out

BG CUR6330B Type B, Bidirectional RCD, Double Pole, 63A, 30mA, 2 Module

BG
£112.00 - £112.00
£112.00 inc VAT £93.33 exc VAT
£112.00 - £112.00
£112.00 inc VAT £93.33 exc VAT inc VAT £93.33 exc VAT
In stock

BG CUR6330B Type B, Bidirectional RCD, Double Pole, 63A, 30mA, 2 Module   The BG Fortress CUR6330BN‑01 63A Double Pole Type B Residual Current Devi...

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£112.00 - £112.00
£112.00 inc VAT £93.33 exc VAT
£112.00 - £112.00
£112.00 inc VAT £93.33 exc VAT inc VAT £93.33 exc VAT

Live RDA4100-030 A Type 4 Pole 100A 30mA High Immunity RCD

Live
£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT
£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT inc VAT £19.33 exc VAT
In stock

Live RDA4100-030 A Type 4 Pole 100A 30mA High Immunity RCD

£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT
£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT inc VAT £19.33 exc VAT

Live RDA463-030 A Type 4 Pole 63A 30mA High Immunity RCD

Live
£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT
£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT inc VAT £19.33 exc VAT
In stock

Live RDA463-030 A Type 4 Pole 63A 30mA High Immunity RCD

£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT
£23.20 - £23.20
£23.20 inc VAT £19.33 exc VAT inc VAT £19.33 exc VAT
Sold out

Live MS4100 4 Pole 100A Main Switch

Live
£8.15 - £8.15
£8.15 inc VAT £6.79 exc VAT
£8.15 - £8.15
£8.15 inc VAT £6.79 exc VAT inc VAT £6.79 exc VAT
Out of stock

The Live Electrical MS4100 4 Pole 100 A Main Switch is a heavy‑duty mains isolation switch designed for use in UK electrical distribution boards, p...

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£8.15 - £8.15
£8.15 inc VAT £6.79 exc VAT
£8.15 - £8.15
£8.15 inc VAT £6.79 exc VAT inc VAT £6.79 exc VAT
Sold out

Live MS3250 3 Pole 250A main switch

Live
£68.50 - £68.50
£68.50 inc VAT £57.08 exc VAT
£68.50 - £68.50
£68.50 inc VAT £57.08 exc VAT inc VAT £57.08 exc VAT

Live MS3250 3 Pole 250A main switch

£68.50 - £68.50
£68.50 inc VAT £57.08 exc VAT
£68.50 - £68.50
£68.50 inc VAT £57.08 exc VAT inc VAT £57.08 exc VAT
Sold out

Live MS1100 1 Pole 100A Main Switch

Live
£3.20 - £3.20
£3.20 inc VAT £2.67 exc VAT
£3.20 - £3.20
£3.20 inc VAT £2.67 exc VAT inc VAT £2.67 exc VAT
Out of stock

Live MS1100 1 Pole 100A Main Switch

£3.20 - £3.20
£3.20 inc VAT £2.67 exc VAT
£3.20 - £3.20
£3.20 inc VAT £2.67 exc VAT inc VAT £2.67 exc VAT
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Hager JK22503M 250A 3 Pole JK2 MCCB Incomer Kit

Hager
£489.39 - £489.39
£489.39 inc VAT £407.83 exc VAT
£489.39 - £489.39
£489.39 inc VAT £407.83 exc VAT inc VAT £407.83 exc VAT
Low stock

£489.39 - £489.39
£489.39 inc VAT £407.83 exc VAT
£489.39 - £489.39
£489.39 inc VAT £407.83 exc VAT inc VAT £407.83 exc VAT
Sold out

Hager JK21604C 160A 4 Pole Contactor Incomer Kit

Hager
£1,392.05 - £1,392.05
£1,392.05 inc VAT £1,160.04 exc VAT
£1,392.05 - £1,392.05
£1,392.05 inc VAT £1,160.04 exc VAT inc VAT £1,160.04 exc VAT
Out of stock

£1,392.05 - £1,392.05
£1,392.05 inc VAT £1,160.04 exc VAT
£1,392.05 - £1,392.05
£1,392.05 inc VAT £1,160.04 exc VAT inc VAT £1,160.04 exc VAT
Sold out