The 1MS3T2B4M7RE is a single-pole double-throw (SPDT) horizontal miniature Toggle Switch with vertical right angle PC through-hole termination, ON-OFF-ON function, 5.08-inch high chrome plated brass actuator and 7.1-inch high keyway (non-THD) nickel plated brass bushing. The 1MS3 series switch has gold plated contact, stainless steel housing and tin plated brass switch support.