
T20 E – T21 E – T21 EF
Key operated push-buttons for embedding or on column
System type
Simple pulse generators
![]() |
Model |
Description |
Item code |
---|---|---|
T20 E |
Key operated button |
401012 |
T21 E |
Key operated button |
401013 |
T21 EF |
Key operated button |
401016 |
Model |
T20 E |
T21 E |
T21 EF |
---|---|---|---|
Installation type |
wall |
||
Microswitches for exchange |
1 |
2 |
|
Contact ratings |
10 A / 250V |
||
Protection class |
IP54 |
||
Operating ambient temperature |
-20°C ÷ +55°C |

Enclosure to be embedded (T20 – T21)
(20 pcs. pack)
720316
||valuta|| ||720316|| each

European cylinder lock (T20-T21-XK30) with customised key from 1 to 10
712052-61
||valuta|| ||712052||