1101M2S3ASE2 is a miniature snap action SPST switch manufactured by C&K Components. It is a surface mount switch, designed for use in handheld products, where a space-limited design is necessary. It features an ultra-slim actuator, low profile and wide range of actuator heights for easier operation. The switch has a maximum contact rating of 20 mA, 250 VAC and a mechanical lifetime of 500,000 operations. It has excellent contact bounce characteristics, making it ideal for low power applications such as audio, instruments, and control circuits.