8 available. Brand new sealed boxes ETC UFD 600W 120V DMX Dimmer 7179A1021 (Redesigned) - - Old part # 7179A1001 ETC UFD Unison Foundry 600W 120V DMX Phase-Adaptive Dimmer 7179A1021 Foundry 600W Dimmers Phase-Adaptive Dimmer The Unison Foundry Phase-Adaptive Dimmer provides smooth reverse- or forward-phase dimming for multiple types of lighting loads up to 600 Watts. It can pair perfectly with traditional fixtures and electronic low-voltage systems. Product Features: Phase-Adaptive Dimmer: 600W forward- or reverse-phase dimming for electronic low-voltage loads Forward-Phase Dimmer: 600W forward-phase dimming for magnetic low-voltage loads DMX512A control input Local push-button configuration controls Remote configuration over RDM Plenum rated and designed for simple j-box installation