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Further information:
Data Sheet
Product Code: TQP401W
Product Description: 1-Gang 1-Way V-Dim Rotary Dimmer 1 x 60-400W
Range: White
Finish: White Plastic
Product Category: Halogen Dimmers
Insert/Knob Colour: White Knob
Barcode: 5021575020250
Dimensions: 85x85x44mm
Faceplate Depth: 11mm
Net Weight: 126g
Gross Weight: 128g
Fixing Centres: 60.3mm
Depth from Mounting Face: 15.5mm
Recommended Back Box Depth: 25mm
Operating Voltage: 230v 50Hz
Maximum Load Rating: Halogen: 400W
Maximum Current Rating: 0A
Terminal (Live) Diameter: 3.2mm; Capacity: 3 x 1.5mm²
Intended Applications: Indoor Use Only. Domestic lighting circuits.
Safety Advice: Not suitable for use with non-dimmable fluorescent bulbs and tubes, wire-wound or toroidal transformers or electric motors. Do not overload.
Applicable Safety Standard: BS EN 60669-2-1
Commodity Code: 85365007
Product Features
V-Dim heavy duty dimming for incandescent lighting, including mains and low voltage halogen
Dims 60-400W of lighting; add up your lamp wattages to choose the right dimmer
Rotary on/off and dimming, for 1-way circuits
For dimmable LEDs choose the V-Pro range instead
Durable white plastic faceplate, 11mm deep, fits a 25mm back box
White Collection
The White range is the practical choice: a durable white plastic faceplate that suits any interior and any budget, with the same VARILIGHT dimming technology and build quality found across our decorative ranges.
White Plastic Finish
A durable white plastic faceplate with matching white rockers and dimmer knobs. A practical, easy-to-match finish for any room.
All information is subject to change without notice. Errors and omissions excepted. Images are for illustrative purposes only. Individual features and colours may vary. Refer to date of issue to identify latest version.
Date of Issue:
19th October 2026 © Doyle & Tratt Products Ltd, Carylls Lea, Faygate, West Sussex, RH12 4SJ, United Kingdom. All rights reserved.
