The MARQUARDT 1055.0351 is a versatile snap action switch with a single-pole, double-throw (SPDT) configuration that can be used as either normally open (N.O.) or normally closed (N.C.). This switch features a plunger actuator with a maximum force of <=1.8N, making it ideal for applications requiring precise and reliable actuation. With a current rating of 4A and a voltage rating of 24VDC, this switch can handle a variety of low voltage electrical circuits. The switch is designed for easy installation with screw mounting and solder terminals.