Alcoswitch - Te Connectivity 1825097-9 .
PB SWITCH, SPDT, 0.4VA, 20VAC, TH; Switch Operation:Momentary; Contact Configuration:SPDT; Contact Voltage AC Nom:20V; Contact Voltage DC Nom:20V; Contact Current Max:-; Switch Terminals:PC Pin; Product Range:TP Series; SVHC:No SVHC (27-Jun-2018); Actuator / Cap Colour:Black; Contact Voltage VAC:20V; Contact Voltage VDC:20V; Illumination Colour:Non-illuminated; Pushbutton Actuator Style:Plunger; Pushbutton Switch Type:Standard; Switch Mounting:Through Hole