The 8125J81ZBE12 is a snap-acting momentary pushbutton switch from the 8020 Series, featuring a single-pole double-throw (SPDT) contact configuration with vertical right-angle PC thru-hole termination at 0.150" pitch. This switch delivers positive tactile feedback and is designed for panel mounting with a plunger diameter of 0.122 inches. The device offers contact ratings of 1 AMP at 120 V AC or 28 V DC, with an electrical life of 60,000 make-and-break cycles at full load and contact resistance below 50 mO typical. The switch operates over a wide temperature range and features an epoxy terminal seal compatible with bottom wash cleaning, making it suitable for instrumentation, computer peripherals, and telecommunications equipment applications.