Classic Accents, Inc.: Matte Black 4 Gang Push Button Switch Wall Plate
Mini Pushbutton Switch - COM-00097 - SparkFun Electronics
Button switch control box plastic hand held self starting button waterproof box electrical industrial emergency stop switch i|Dark Box| - AliExpress
YXQ Momentary SPST NO Push Button Switch 2 Terminals AC 6 Amp/125V 3 Amp/250V Mini Green Cap 5Pcs: Amazon.com: Industrial & Scientific
Baomain 16mm Push Button Switch Momentary Rectangular Cap LED Lamp Red Yellow Orange Blue Green Light DC 12V SPDT 5 Pin 5 Pack: Amazon.com: Industrial & Scientific
22mm Xb2-545 Emergency Stop Button Switch No+nc 10a/415v Red Mushroom Head Emergency Stop Button Switch - Switches - AliExpress