E-Switch PV9F2U0SS-341 Pushbutton Switch - 4PST-2NO/2NC - Anti-Vandal - 2A - 48VDC - 2 Pole Off-On/2 Pole On-Off - Stainless Steel Flush Round Button Actuator - Ring Illuminated With Blue 2.8VDC LED - 0.110" (2.8mm) Solder Quick Connect - Front Panel Mount.