Littelfuse/Hamlin 59022 Firecracker Reed Sensor is a small cylindrical reed sensor, 25.4mm (L) x 5.80mm (Dia.) (1.00" x 0.228"), with a choice of normally open, normally closed or change-over contacts. It is capable of switching up to 300Vdc at 10W. The 59022 Firecracker Reed Sensor is available with a range of sensitivity and cable length options. It is ideally suited for position and limit sensing, security, level sensing, and linear actuator applications. It functions best with the 57022-000 actuator (sold separately).