The IDEC part FB1W-HW1B-V411R is a reliable and durable emergency stop switch designed to ensure a quick and efficient response in critical situations. With its normally open and normally closed SPST (Single-Pole, Single-Throw) configuration, this switch provides dual functionality for enhanced safety. The mushroom button design allows for easy and intuitive operation, while its robust build can withstand demanding environments. It has a maximum rating of 10A at 440VAC, 220VDC, and 745.7VA. The screw panel mount feature enables easy installation on a variety of surfaces.