KMR211NGLFS is a microminiature surface mount tactile switch from the KMR 2 Series, designed for top actuation with momentary action function. It features a 1.9 mm total height, 1.2 N (120 grams) operating force, SPST normally open contact arrangement with silver contacts, and gullwing terminals for SMT mounting. The switch offers an operating life of 200,000 cycles, 0.20 mm travel, and operates over a temperature range of -40°C to 85°C. With IP40 protection rating and no ground pin configuration, this tactile switch is ideal for automotive, industrial electronics, and medical equipment applications where a small footprint and excellent tactile feel are required.