Choosing a Multi-Point Dimmer Switch

A multi-point dimmer switch allows the same lighting circuit to be switched and dimmed from several wall positions. It is designed for larger rooms, hallways, staircases and other spaces where brightness control is required from more than two locations.

Repenic multi-point rotary dimmers provide synchronised control from up to five compatible positions. Each position can switch the lighting on or off and adjust its brightness, avoiding the limitations of a conventional intermediate switching arrangement.

How Multi-Point Dimming Works

Every compatible dimmer in the installation communicates with the same lighting circuit. When the brightness is adjusted from one position, the other control positions remain synchronised with the current lighting level.

• Rotary dimming at every position allows brightness to be adjusted from each compatible wall control.
• Push on/off control allows the connected lighting to be switched from any position.
• Up to five control locations provides flexible operation across larger rooms, corridors and staircases.
• Synchronised operation keeps every control position working with the same connected lighting circuit.

Multi-Point and Conventional 2-Way Control

A conventional 2-way dimmer installation normally provides rotary dimming at one position and on/off switching at the second. A Repenic multi-point dimmer system provides rotary brightness adjustment at every compatible control position.

For installations with three or more control positions, the compatible multi-point dimmers replace the conventional intermediate switching arrangement. A standard intermediate switch is not required within the complete multi-point system.

Leading- and Trailing-Edge Dimming

Selectable leading- and trailing-edge modes allow the dimming method to be matched more closely to the connected dimmable lamps. This supports a wider range of compatible dimmable LED, halogen and incandescent lighting.

• Trailing-edge mode is commonly used with compatible dimmable LED lamps and electronic lighting loads.
• Leading-edge mode is available for compatible lamps and traditional lighting loads that require this dimming method.
• Adjustable minimum brightness helps optimise the lower end of the dimming range for the connected lamps.
• Boost mode can assist compatible lamps when additional start-up power is needed at a low brightness setting.

UK Wiring and Installation

Repenic multi-point dimmer switches are designed for 230V AC 50Hz UK two-wire lighting circuits and do not require a neutral connection at the dimmer. They fit a standard UK 25mm back box, subject to the available wiring space.

• No neutral required makes the system suitable for many existing UK lighting installations.
• Standard UK 25mm back box provides compatibility with common UK wall-box dimensions.
• Minimum connected load must be at least 15W across the lighting circuit when used in a multi-point installation.
• Compatible dimmable lamps required because non-dimmable lamps must not be connected to the dimmer.

Choosing the Number of Control Positions

Before ordering, count the number of wall positions from which the same lighting circuit must be controlled. Every position within the multi-point arrangement requires a compatible multi-point dimmer control.

• Three positions are suitable for staircases with an additional landing control or rooms with three entrances.
• Four or five positions provide additional control across larger rooms, long corridors and multi-level spaces.
• 1–4 gang faceplates allow several separate lighting circuits to be accommodated where the selected product configuration supports them.

Solid Metal Finishes

Repenic multi-point dimmers are available in coordinated solid metal finishes designed to match switches, sockets and other interior hardware.

• Brushed brass provides a warm metallic finish suited to traditional and contemporary interiors.
• Brushed stainless steel offers a clean, understated appearance for modern spaces.
• Matt black creates a stronger architectural contrast against lighter walls.
• Matt white provides a quieter finish that coordinates with pale walls and minimalist interiors.

Checking Compatibility Before Ordering

Confirm that the lamps are dimmable, the total connected load is within the stated rating and the installation uses the correct number of compatible multi-point controls. Lamp compatibility can vary between manufacturers, drivers and dimming modes.

Installation note: Fixed-wiring products should be installed in accordance with the supplied instructions and relevant UK wiring requirements. Before ordering, confirm the connected load, lamp compatibility, back-box depth and number of required control positions.