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  • Key-operated switch (maintained)
  • Complete unit with contact
  • RONIS
  • Lock: 455
  • Key removal position: left
  • 1 x NO contact
  • Protection rating: IP67/IP69/IP69K
  • Material: metal
  • Incl. 1 key
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Key-operated switch complete unit Schneider Electric Harmony XB4BG21

Item number: 109911
EAN: 3389110887136
- 35 % RRP: 56,30
36,70
plus VAT plus dispatch
in stock
Dispatch next working day
The set includes
Corresponding accessories
Technical details

Key-operated button

maintained (90°)

Harmony

black

None

round

RONIS 455

yes

1 x NO

0.1-6 A

22.5 mm

no

Screw terminals

0.22-1.5 mm²

Metal

Metal

-40 °C

70 °C

IP66
IP67
IP69K
IP69

CE
UL
BUREAU VERITAS
CSA
IEC 60947

Product description
Key-operated switch complete unit Schneider Electric Harmony XB4BG21
The Harmony XB4BG21 Complete Unit from Schneider Electric includes a key-operated switch (RONIS 455), a metal holder, and an NO contact. The key-operated switch with 2 positions (90°) has an installation diameter of 22.5 mm and the key can be removed in the left position. The XB4BG21 Complete Unit is easy to install, meets all internationally relevant standards for worldwide use, and is therefore suitable for applications in all industrial areas.
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