Fluorescent Four-Wire Ballast Controller 1-Pole 3-Way Ballast Dimmer, 16 Amphers, 120 - 277 Volts White Faceplate

Fluid slide movement allows fine adjustment of light level over the entire dimming range. Separate on/off switch permits switching of lighting at a preset level. An integral LED indicator on illuminated dimmers turns on when the switch is off to facilitate switch location in a dark room. Can be used with standard three-way or four-way switch for multi-location switching. ISD series dimmers are compatible with Leviton decora-174 series wallplates. Single location, linear slide dimming with separate push on/off switch for preset three-way and four-way switching supplied with a matching single-gang decora-174 style wallplate. Devices can be multi-gang mounted (optional multi-gang DSA wallplate required). Standards: UL listed, CSA certified. Applications: For use to provide direct dimming and switching control of fluorescent fixtures equipped with four-wire ( 0 - 10 VDC) dimming ballasts