The smart choice for maximum flexibility Reduces SKU requirements and inventory costs;Enhances wiring accuracy and ease of assembly/installation;Eliminates interference with infrared systems, anti-theft devices, or other electronic equipment Offering maximum versatility, the Philips Advance family of SmartMate ballasts for 4-pin compact fluorescent lamps drive a broad range of quad and triple-tube, circline, 2D, and long twin-tube lamps. SmartMate ballasts energy efficient design, compact and lightweight housing, and user-friendly features make these ballasts an ideal choice for fixture manufacturers, retrofitters, and MRO replacement. IntelliVolt (120-277V) input voltage range;1 or 2 Lamp operation;Color-coded connectors;Operates multiple lamp wattages Restaurants, reception areas, conference and meeting rooms, hotel and convention center ballrooms, or when combined with CFL lamps, as an energy efficient replacement for incandescent down-lighting systems