ERP - PSB50W-1200-42 - Programmable Amperage [600-1200mA] / Dimming Profiles - 16.8-50.4W - 0-10Vdc & Phase [Leading and Trailing Edge @120Vac only] dimming - 120 / 277Vac - LED power supply -Used with ENCP1 -Available with IP68-Outdoor Rated -ENCP20, ENCP22