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20A 1 Gang DP Switch With Neon - Brushed Chrome Square Edge

£999
The RRP is the manufacturer's recommended retail price of the item.
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Description

The Knightsbridge 20A 1-gang DP switch controls fixed appliances such as immersion heaters, water heaters and electric showers up to 4,600W on 230V mains. The double pole design isolates both live and neutral lines when switched off, providing additional safety for high-draw permanent installations. A red neon indicator at the top of the plate illuminates when the switch is on.

Designed for residential bathroom and utility room installations where the appliance has no plug or separate isolation point, the switch fits a standard 25mm back box and is wired via screw terminals at the rear. The square edge plate includes a built-in gasket that sits flush against the wall, reducing dust and moisture ingress. The rocker is colour-matched to the brushed chrome plate rather than being white plastic.

The brushed chrome finish is a directional brushed steel effect with a low-sheen metallic surface that resists fingerprints better than polished chrome. The 89mm square plate is certified to EN 60669-1 and carries a 25-year warranty. The neon indicator draws negligible power and helps confirm at a glance whether an immersion heater or similar appliance has been left on.

Specification
Height 89 mm
Width 89 mm
Projection 10.5 mm
Min. Mounting Box Depth 25mm
Construction Premium grade steel
Finish Brushed Chrome
IP Rating IP20
Primary Voltage 230V 50Hz
Earth Terminal Yes
Terminal Screw
Warranty 25
Frequently Asked

What appliances is this switch suitable for?

The 20A rating handles fixed appliances up to 4,600W on 230V mains, including immersion heaters, water heaters, electric showers and storage heaters. It is not suitable for standard plug-in appliances — those require a 13A socket.

What does the neon indicator show?

The red neon at the top of the plate illuminates when the switch is in the on position. This confirms at a glance whether an immersion heater or similar appliance is drawing power, which is useful when the appliance itself has no visible indicator.

Is this switch screwless?

No. This is a square edge plate with visible screw fixings. Knightsbridge produces a separate screwless version of this switch — use the search or filter to find the screwless variant if that finish is preferred.

What back box depth is required?

A 25mm minimum back box depth is needed. The plate projects 10.5mm from the wall once fitted, giving a total projection of approximately 35-36mm including the back box.

Shipping & Returns

Delivery UK delivery is £14.99, and delivery is free on all orders of £99 or more, in the UK and internationally.

Returns If you change your mind, you have 14 days from delivery to tell us, and a further 14 days to send the goods back. Return postage for a change-of-mind return is paid by you. Change-of-mind returns are subject to an inspection and handling deduction. See our full returns policy.

To arrange a return, call us on 020 8149 5199 or use our contact page.

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Installation

Fits standard UK back boxes

Designed to fit standard UK back boxes for a straightforward swap of your existing fittings.

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Free delivery over £99

Free delivery on orders over £99, in the UK and worldwide. Easy returns within 14 days, subject to our returns policy. Full manufacturer warranty included.

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Description

The Knightsbridge 20A 1-gang DP switch controls fixed appliances such as immersion heaters, water heaters and electric showers up to 4,600W on 230V mains. The double pole design isolates both live and neutral lines when switched off, providing additional safety for high-draw permanent installations. A red neon indicator at the top of the plate illuminates when the switch is on.

Designed for residential bathroom and utility room installations where the appliance has no plug or separate isolation point, the switch fits a standard 25mm back box and is wired via screw terminals at the rear. The square edge plate includes a built-in gasket that sits flush against the wall, reducing dust and moisture ingress. The rocker is colour-matched to the brushed chrome plate rather than being white plastic.

The brushed chrome finish is a directional brushed steel effect with a low-sheen metallic surface that resists fingerprints better than polished chrome. The 89mm square plate is certified to EN 60669-1 and carries a 25-year warranty. The neon indicator draws negligible power and helps confirm at a glance whether an immersion heater or similar appliance has been left on.

Specification
Height 89 mm
Width 89 mm
Projection 10.5 mm
Min. Mounting Box Depth 25mm
Construction Premium grade steel
Finish Brushed Chrome
IP Rating IP20
Primary Voltage 230V 50Hz
Earth Terminal Yes
Terminal Screw
Warranty 25
Frequently Asked

What appliances is this switch suitable for?

The 20A rating handles fixed appliances up to 4,600W on 230V mains, including immersion heaters, water heaters, electric showers and storage heaters. It is not suitable for standard plug-in appliances — those require a 13A socket.

What does the neon indicator show?

The red neon at the top of the plate illuminates when the switch is in the on position. This confirms at a glance whether an immersion heater or similar appliance is drawing power, which is useful when the appliance itself has no visible indicator.

Is this switch screwless?

No. This is a square edge plate with visible screw fixings. Knightsbridge produces a separate screwless version of this switch — use the search or filter to find the screwless variant if that finish is preferred.

What back box depth is required?

A 25mm minimum back box depth is needed. The plate projects 10.5mm from the wall once fitted, giving a total projection of approximately 35-36mm including the back box.

Shipping & Returns

Delivery UK delivery is £14.99, and delivery is free on all orders of £99 or more, in the UK and internationally.

Returns If you change your mind, you have 14 days from delivery to tell us, and a further 14 days to send the goods back. Return postage for a change-of-mind return is paid by you. Change-of-mind returns are subject to an inspection and handling deduction. See our full returns policy.

To arrange a return, call us on 020 8149 5199 or use our contact page.