SWD4-RC8-10 is a model of Eaton's illuminated push button selector switch. It features a momentary action with 1NO contact and a two-pole terminal block termination. This model has a black pushbutton and red illumination, and is suitable for operating voltages up to 250 Vac, 50/60 Hz. The electrical life is rated for 100,000 operations at 250 Vac. The switch comes in a 4-pole, 8-position frame, with separate contact blocks for each pole, and can be installed in UL 508 Type 1,4,4X, 12, and 13 accessories.