Intermatic K4023C 3100-4100 Watt "T" Fixed Postion Mounting Photo Control, 208-277V, 50/60 Hz.

Designed to fit into a standard outlet box, a post lamp or wall packs. Model K4321 includes a weatherproof wall plate with neoprene gasket. The UL listing for this model applies to the entire plate assembly when properly mounted to an approved outdoor junction box. All other models are equipped with a 3/8"-18 threaded side mounting, locking nut and washer gasket. All models with 9" leads. Tungsten Wattage is 3100 - 4150. Product features 1700 - 2300 ballast.