The RFBDLT is a 200W, 2 Way push on/off grid dimmer module with a matt black knob compatible with the BG Nexus Metal and BG Screwless grid range. The RFBDTR is a trailing edge grid dimmer switch suitable for LED, Halogen, CFL and Incandescent lamps. By using these grid modules it enables you to customise your own switch, by combining three elements, grid plate, grid frame and grid module.