

Head for key selector switch, Harmony XB4, Ø22 mm 3 position spring return 421E
ZB4BG8127
Discontinued on:Jul 22, 2021 AD
End-of-service on:Sep 22, 2021 AD
Recommended replacement(s)
Need more information? Check our technical FAQs!
Easily find answers to the most frequently asked questions.
ZB4BG8127 is replaced by the following product range: