DaierTek Latching Push Button Switch 12V Waterproof Blue LED 22mm Metal Push Button Switch 12 Volt DC ON Off maintained Pushbutton Switch for Car Marine Boat -2pcs: Amazon.com: Industrial & Scientific
22mm Push Button Switch Momentary or Latching 18A Illuminated Ring POWER Button | eBay
22MM LATCHING PUSH BUTTON SWITCH | UNDER CONTROL INSTRUMENTS LTD