Green Light Express® 120- and 277-Volt dimming and switching panels that support feed-through wiring and eight to 56 circuits each.  Two-stage installation models enable the rough-in enclosure to be ordered and installed before the lay-in panel.Visit the Crestron® Lighting Fixture Compatibility page to find out which Crestron lighting devices have been tested and are compatible with third party lighting fixtures.Crestron Green Light Express® is a low-cost collection of dimming and switching panels with a feed-through wiring configuration.  These efficient lighting control panels are designed for use in office buildings, warehouses, parking garages, sports facilities, public spaces, and anywhere centralized dimming or switching is required. With a smaller form factor than the Crestron Green Light® Series, the Green Light Express Series is the economical solution for reliable lighting control. An extensive selection of Crestron keypads, touch screens, occupancy sensors, photosensors, shade controllers, and numerous other peripheral options afford astounding design flexibility with unparalleled capability for integration.The Green Light Express GLPX Series encompasses a range of switching panels that feature standard switching, heavy-duty switching, single pole relays, and double pole relays.  In addition to switching, Green Light Express panels offer dimming control for a wide variety of load types including 2-wire and 3-wire fluorescent, magnetic low-voltage, neon/cold cathode, and 0-10 Volt ballasts and drivers (4-wire).  Each GLPX Series panel supports eight to 56 circuits and a feed-through wiring configuration. With the addition of the control module, Crestron Green Light Express is a versatile, economical switching and dimming solution in any commercial application.