| Model
No. |
Firmware |
| Arena
/ Arena 99 / Industrial |
 2.1U |
| Arena
EX / Arena 99 EX / Industrial-EX |
3.2K |
| Arena
EX2 / Arena 99 EX2 / Industrial-EX2 |
3.2K
|
| Arena
II / Industrial II |
1.5T* |
| Arena
II U3/FC / Industrial II U3/FC |
2.5U* |
| Arena
Indy (2200) 6 Bay |
2.52T* |
| Arena
Indy (2400) 12 Bay |
2.06U* |
| Arena
Silver / Industrial SW |
4.27A |
| Arena
II SW / Industrial II SW |
4.25A |
