U21SYZGE is a miniature DPDT (Double Pole Double Throw) toggle switch from the C&K 7000 Series, designed for multi-position switching applications. This switch features an ON-NONE-ON switch function with 3 positions, epoxy terminal seal compatible with bottom wash cleaning, and a 1/4-40 UNS-2A threaded bushing. Key electrical specifications include contact resistance below 10 mO typical, insulation resistance of 10?O minimum, dielectric strength of 1000 Vrms minimum at sea level, and an operating temperature range of -30°C to 85°C. The switch provides 40,000 cycles of electrical life and is commonly used in telecommunications, instrumentation, and medical equipment applications where reliable multi-pole switching is required.