The IDEC HW1B-A4F10-G is a robust 40mm green pushbutton featuring a maintained operation with one Normally Open (N/O) contact. This non-illuminated switch from the HW series ensures safety with finger-safe IP20 contacts and tamperproof construction. It meets the stringent requirements of EN60947-5-5 and complies with SEMI S2 standards, making it suitable for critical emergency-stop applications. Designed for reliability, this pushbutton provides secure control in various industrial settings.