The IDEC part AYW401-R is a highly reliable switch designed for emergency stop applications. This Normally Closed, Single Pole Single Throw (SPST) Mushroom Button switch is capable of handling up to 10A at 440VAC or 220VDC, with a power rating of 745.7VA. The switch features a screw panel mount for easy installation and is ideal for use in industrial environments where safety is paramount.