Head for key selector switch, Harmony XB4, Ø22 mm 3 position spring return 421E
ZB4BG8127
Discontinued on:24-Mar-2021
End-of-service on:12-Mar-2024
Recommended replacement(s)
Environmental Data
Schneider Electric aims to achieve Net Zero status by 2050 through supply chain partnerships, lower impact materials, and circularity via our ongoing “Use Better, Use Longer, Use Again” campaign to extend product lifetimes and recyclability.
ZB4BG8127 is replaced by the following product range: