Schneider Electric front element ZB4FH05. Manufacturer: Schneider Electric. Designation: Front element ZB4F, 30mm, non-illuminated. Type: ZB4FH05. Colour of knob: yellow. Number of control positions: 1. Design of lens: round. Hole diameter: 30.5 mm. Design of knob: flat. Suitable for lighting: yes. With protective cover: no. Labelled: no. Latching switching function: no. Push-button: yes. With front ring: yes. Material of front ring: metal. Colour of front ring: chrome. Protection class (IP), front: IP66. Protection class (NEMA), front: 13.

The front element for push-button Harmony ZB4F features a yellow dome with unlabelled text. It has a flat design with a detent and no indicator light. The mounting diameter is 30.5 mm. It offers high vibration and chemical resistance, with an ambient temperature range of -40 to +70 degrees Celsius. The material is chrome-coated metal, rated for 500,000 cycles. Certifications include UL listed and CSA. Product standards are EN/IEC 60947-1, UL 508, JIS C 4520, EN/IEC 60947-5-4, EN/IEC 60947-5-1, and CSA C22.2 No 14. Protection class up to IP69K.