Schneider Electric Set of 2 Keys 421E

This Harmony ZB, replacement keys (key no.421E) come in a set of 2 keys. This keys set consist of 2 replacement keys to provide a spare option for lock unit that allows a secure manner for authorized staff to operate your machines. It is compatible with standard latching mushroom head push buttons and selector switches units. · · · This Harmony ZB, replacement keys (key no.421E) come in a set of 2 keys. · · This keys set consist of 2 replacement keys to provide a spare option for lock unit that allows a secure manner for authorized staff to operate your machines. · · It is compatible with standard latching mushroom head push buttons and selector switches units.