This series of pushbutton switches are used for automation and signals in control circuits below AC 660V, DC 440V with frequencies of 50Hz or 60Hz Features: 1) Basic spec code: 22mm 2) Protection grade: IP40, IP65 3) Meets international IEC947 standards 4) Meets European EN60947 standards 5) The front color: red (R), green (G) Inner packing: 15pcs/box Outer packing: Carton Carton dimensions: 43 x 30.5 x 25cm