Click Mode CMA140 400W dimmer switch polar white finish

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Click Mode CMA140 400W 1-Gang 2-Way Dimmer Switch - Polar White

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Product Information

Stock Code CMA140
GTIN —
Stock status: Out of stock

priced individually

More arriving soon

Net price: £14.66

Gross price

£17.60

400W leading edge dimmer switch for resistive and inductive loads in domestic installations. Single gang 2-way switching with press ON/OFF and rotate to dim control. Accepts 2x 1.5mm² cables via 3.5mm screw terminals with 0.4Nm torque specification. Suitable for 25mm minimum backbox depth. BS EN 60669-1 compliant with antimicrobial certified surface achieving 99.9% kill rate against bacteria and viruses. 20-year warranty on mechanical components, 1-year on electronics. Primarily designed for halogen and incandescent loads, limited LED compatibility.

Specifications

Load Rating

60-400W resistive & inductive loads

Gang Configuration

1-gang 2-way switching

Dimmer Technology

Leading edge phase control

Control Method

Press ON/OFF, rotate to dim

Terminal Type

3.5mm screw terminals, 0.4Nm torque

Cable Capacity

2 x 1.5mm² solid conductors

Backbox Depth

25mm minimum depth required

Plate Dimensions

86 x 86 x 9.5mm

Fixing Centres

60.3mm horizontal spacing

Operating Temperature

-5°C to +40°C

IP Rating

IP20 indoor use

Compliance

BS EN 60669-1, CE/UKCA marked

Antimicrobial

Certified 99.9% bacteria/virus kill rate

Warranty

20 years mechanical, 1 year electronics

Frequently asked questions

What minimum backbox depth is required for the CMA140 dimmer?

25mm minimum backbox depth required. Standard 35mm backboxes provide optimal installation clearance for cable management and heat dissipation.

Is the CMA140 compatible with LED lamps?

Limited LED compatibility. Primarily designed for halogen and incandescent loads. May work with some high-quality LED lamps but not specifically designed for LED.

What cable sizes can connect to the terminals?

Accepts 2 x 1.5mm² solid conductors per terminal. Use 3.5mm flat blade screwdriver with 0.4Nm torque specification for secure electrical connection.

Can I use this dimmer for bathroom lighting?

IP20 rating suitable for dry indoor locations only. Not suitable for bathroom zones requiring IP44 or higher moisture protection ratings.

What loads are compatible with leading edge dimming?

Designed for resistive and inductive loads 60-400W. Ideal for halogen transformers, incandescent lamps, and compatible dimmable fluorescent ballasts.