SYNERGY21 S21-LED-SR000067 Built-in LED Dimmer White

Adjusting LED brightness in a flush-mounted installation often means choosing between bulky modules and unreliable compatibility. The SYNERGY21 S21-LED-SR000067 solves this with a trailing-edge dimmer that fits standard wall boxes and handles a wide range of dimmable LED lamps, incandescent bulbs, and high-voltage halogen loads.

Who is it for

Electricians and installers who need a dependable rotary dimmer for residential or commercial lighting circuits. It suits renovation and new-build projects where a clean, white finish and push-button on/off operation are required.

Main features

• Trailing-edge (phase-cut) dimming for smooth LED control
• Rotary knob with integrated push-button switch
• Flush-mounted design for standard 60 mm wall boxes
• Overload, short-circuit, and overheating protection
• Soft start function to extend lamp life
• Minimum load of 3 W for LEDs, maximum 100 W
• Also supports incandescent and HV halogen up to 300 W

Specifications

• Input voltage: 230 V AC, 50 Hz
• Dimmer technology: Trailing edge (phase cut)
• Control type: Rotary knob with push-button switch
• Material: Plastic
• Colour: White
• Protection class: IP20
• Operating temperature: 0 – 45 °C
• Not suitable for inductive loads (e.g., toroidal transformers)

Tips

Verify that the LED lamps are marked as dimmable and that the total wattage stays within the specified range. For mixed loads, calculate the combined power to avoid exceeding the maximum rating.