You searched for "parallel interface"
Eaton
Eaton Push Button Enclosure - 4 Hole 30mm Diameter
Part: 197238 M30-FI4
An Eaton industrial push button enclosure with four 30mm holes for mounting control buttons, used to organize and protect electrical controls on machinery and equipment panels.
Siemens
Siemens Grey Plastic SIRIUS ACT Push Button Enclosure - 4 Hole 22mm Diameter
Part: 3SU1804-0AA00-0AB1
A grey plastic enclosure with four 22mm holes for mounting push buttons and control devices in industrial machinery and control panels.
Schneider Electric
Schneider Electric White ABS New Unica Control Station Enclosure - 4 Hole
Part: NU122420
A white plastic control station enclosure from Schneider Electric that houses 4 push buttons or switches for operating machinery and equipment on industrial sites.
Schneider Electric
Schneider Electric Yellow Polypropylene XACA Control Station Enclosure - 4 Hole 30mm Diameter
Part: XACA04
A yellow plastic housing box for mounting four push buttons or control switches on machinery and equipment panels.