Shelly Bypass for Dimmer

Device identification
Device name: Shelly Bypass for Dimmer
Short description
Shelly Bypass for Dimmer is required for Shelly Dimmer Gen3 (and up) to work without the need of Neutral wire, when controlling loads less than 20 W
Compatibility:
Compatible with Shelly Dimmer Gen3 and up.
Main features
Perfect to retrofit: The device can be mounted behind the light, requiring minimal space. It connects to both the Neutral and Live wires.
No minimum load condition for other Shelly devices: The device is a Bypass needed for the Shelly Dimmer Gen3 (and up) to work without a Neutral wire.
Compatibility: It is designed and tested to ensure compatibility with а wide range of lights.
Main applications
Residential
MDU (Multi Dwelling Units - apartments, condominiums, hotels, etc.)
Light commercial (small office buildings, small retail/restaurant/gas station, etc.)
Government/municipal
University/college
Device electrical interfaces
Inputs
2 line inputs on cables: 1 O (output coming from Shelly Dimmer Gen3) and 1 N
Supported load types
Shelly Dimmer Gen3
Specifications
Quantity | Value |
---|---|
Physical | |
Size (HxWxD): | 39x23x13 mm / 1.54x0.91x0.51 inch (without wires) |
Weight: | 8 g / 0.28 oz |
Conductor cross section: | 0.2 mm2 / 24 AWG stranded |
Conductor stripped length: | 0.5 mm / 0.02 in |
Lenght of cables: | 65±5 mm / 2.56±0.2 in |
Mounting: | Inside Light Fixture |
Shell material: | Plastic |
Shell color: | Shell: Lime (same as Dimmer Gen3) Print: Black |
Cable color: | Black |
Environmental | |
Ambient temperature: | -20° C to 40° C / -5° F to 104° F |
Humidity: | 30 % to 70 % RH |
Max. altitude: | 2000 m / 6562 ft |
Electrical | |
Power supply: | 220-240 V~ 50 Hz |
Power consumption: | < 4 W |
Basic wiring diagrams

Compliance and certification
Shelly Bypass for Dimmer multilingual EU declaration of conformity.pdf
Printed User Guide
Shelly Bypass for Dimmer multilingual printed user and safety guide.pdf