The HONEYWELL 12HR1-S is a MICRO SWITCH™ High Temperature Hermetically Sealed Limit Switch from the HR Series. This particular model features a Double Pole Double Throw (DPDT) configuration, capable of handling up to 5A at 28Vdc. With a 3/4-20 UNEF Thread Bushing and a corrosion-resistant steel pin plunger, this switch is designed to withstand temperatures up to 315°C [599°F]. The switch is equipped with pan head screw termination and integral washers for secure installation. This military-grade switch bears the part number MS24594-1, ensuring reliability and durability in even the most demanding environments.