The HW1B-V4F00-R is a non-illuminated emergency stop switch operator from the HW series, featuring a 40mm red mushroom head, a plastic bezel, and a pushlock turn reset mechanism. This operator is designed for global use, complying with standards such as EN60947-5-5, and features tamper-proof, positive action operation requiring a minimum force of 45N to latch. It is rated for an operating temperature of -25 to +60°C and provides IP65 protection from the front of the panel when installed. This component is intended for assembly with HW-U series finger-safe contact blocks to create a complete emergency stop switch for industrial machinery, control panels, and automation systems.