The YW1B-V4E01R is a pushlock pull/turn reset emergency stop switch from the ø22 YW Series. It is equipped with a ø40mm red mushroom-style actuator and a single normally closed (1NC) contact block. This switch is designed for a standard ø22.3mm panel cutout and accommodates panel thicknesses from 0.8 to 6mm. It features a rated insulation voltage of 600V, a rated thermal current of 10A, and offers a minimum mechanical life of 250,000 operations. With an IP65 rating for protection from the panel front, this switch is suitable for use in industrial control panels and machinery requiring a robust and reliable safety stop function.