The C&K PTS635 series 3.5mm tactile switches are designed for applications requiring a compact and reliable momentary action switch. These switches feature a variety of switch heights and actuation forces to meet diverse design needs. They are RoHS compliant and suitable for consumer products, instrumentation, computer products, and industrial applications. The switches offer a robust mechanical life expectancy of 20,000 operations and are available with various termination options including PC pins and surface mount technology (SMT). The easy build-a-switch concept allows for customization to meet specific application requirements.