The CX Commercial Lighting Control Panel is a self-contained lighting control system that replaces conventional time clock and contractor combinations with a labor saving, simple and flexible module solution. CX provides a reliable standalone relay control solution to reduce energy consumption for small and intermediate size projects that are cost sensitive. CX Lighting Control Panel, 4 relay 120/277V input, with 4-20A/1P elect. held normally open relays NEMA 1 surface enclosure standalone