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20AX 1 Gang Intermediate Modular Switch 25x50mm - Black

£599
The RRP is the manufacturer's recommended retail price of the item.
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Description

The Knightsbridge 20AX 1-gang intermediate modular switch is a 25x50mm black switch module designed to fit Euro modular faceplates, allowing installers to build custom multi-gang switch and socket combinations. An intermediate switch is used in three-way or four-way lighting circuits where a single light or group of lights needs to be controlled from three or more locations in a room or hallway.

Designed for residential and commercial installations requiring flexible switch configurations, the module clips into compatible Knightsbridge modular faceplates alongside other 25x50mm modules such as sockets, data ports, or additional switches. The 20AX rating handles lighting loads up to 4,600W on 230V mains, making it suitable for multi-lamp circuits, chandeliers, or high-output LED driver loads. The module requires a 25mm minimum back box depth and is rated IP20 for indoor use only.

The black ABS construction provides a hard-wearing surface that resists scratching and discolouration under regular use. The rocker action gives clear tactile feedback when switching, and the module fits flush within the faceplate aperture once installed. Knightsbridge produces matching modules in the same black finish, allowing consistent aesthetics across multi-gang plates.

Specification
Height 50 mm
Width 25 mm
Depth 25.7 mm
Min. Mounting Box Depth 25mm
Construction ABS
Finish Black
Class II
IP Rating IP20
Primary Voltage 230V 50Hz
Warranty 2
Frequently Asked

What is an intermediate switch used for?

An intermediate switch is used in lighting circuits where three or more switches control the same light or group of lights. It sits between two two-way switches in the circuit. Common applications include long hallways, staircases with landings, and large rooms with multiple entry points.

What faceplate does this module fit?

This 25x50mm module fits Knightsbridge Euro modular faceplates in 1-gang, 2-gang, 3-gang and 4-gang configurations. The faceplate is sold separately and clips onto the modules once they are wired into the back box.

Can this be mixed with socket modules on the same plate?

Yes. Knightsbridge modular faceplates allow combinations of switches, sockets, USB ports, data modules and blanks in any configuration that fits the plate aperture. This 25x50mm switch occupies one module space.

What back box depth is required?

A 25mm minimum back box depth is needed. The module itself is 25.7mm deep, so the back box must accommodate the module plus wiring behind it.

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 20AX 1-gang intermediate modular switch is a 25x50mm black switch module designed to fit Euro modular faceplates, allowing installers to build custom multi-gang switch and socket combinations. An intermediate switch is used in three-way or four-way lighting circuits where a single light or group of lights needs to be controlled from three or more locations in a room or hallway.

Designed for residential and commercial installations requiring flexible switch configurations, the module clips into compatible Knightsbridge modular faceplates alongside other 25x50mm modules such as sockets, data ports, or additional switches. The 20AX rating handles lighting loads up to 4,600W on 230V mains, making it suitable for multi-lamp circuits, chandeliers, or high-output LED driver loads. The module requires a 25mm minimum back box depth and is rated IP20 for indoor use only.

The black ABS construction provides a hard-wearing surface that resists scratching and discolouration under regular use. The rocker action gives clear tactile feedback when switching, and the module fits flush within the faceplate aperture once installed. Knightsbridge produces matching modules in the same black finish, allowing consistent aesthetics across multi-gang plates.

Specification
Height 50 mm
Width 25 mm
Depth 25.7 mm
Min. Mounting Box Depth 25mm
Construction ABS
Finish Black
Class II
IP Rating IP20
Primary Voltage 230V 50Hz
Warranty 2
Frequently Asked

What is an intermediate switch used for?

An intermediate switch is used in lighting circuits where three or more switches control the same light or group of lights. It sits between two two-way switches in the circuit. Common applications include long hallways, staircases with landings, and large rooms with multiple entry points.

What faceplate does this module fit?

This 25x50mm module fits Knightsbridge Euro modular faceplates in 1-gang, 2-gang, 3-gang and 4-gang configurations. The faceplate is sold separately and clips onto the modules once they are wired into the back box.

Can this be mixed with socket modules on the same plate?

Yes. Knightsbridge modular faceplates allow combinations of switches, sockets, USB ports, data modules and blanks in any configuration that fits the plate aperture. This 25x50mm switch occupies one module space.

What back box depth is required?

A 25mm minimum back box depth is needed. The module itself is 25.7mm deep, so the back box must accommodate the module plus wiring behind it.

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.