Illuminated Pushbutton Actuator, Type Spring Return, Lamp Input Type 12 to 254 VAC at 50/60 Hz, 12 to 60 VDC, Lamp Type LED, Body Material Polyamide, Color Red, Enclosure Zone 1 and 2-21 and 22, Ex II 2 GD, IP66, IK10, Mounting Type Rail, Weight 0.062 kg, Volume 0.26 Cu Inch