:The TD-1152SR-4.0H-160 is a tactile switch manufactured by DEALON, compliant with the RoHS directive. It is a single pole single throw switch with a 5.2mm round button brick nogging and standard gull-wing legs, rated for a force of 160gf ±50gf when pushed. The switch also has a contact resistance of 5.0mO (initial), a mechanical life expectancy of 1,000,000 cycles, an electrical life expectancy of 100,000 cycles, and an operating temperature range of -40°C to +85°C. It is available in tape and reel packaging for automated surface mounting, and is suitable for use in a variety of electronic circuits.