| Unit of measurement | VKM 305 | |
| Connected air duct size | in | 12” |
| Minimum supply voltage | V | 120 |
| Maximum supply voltage | V | 120 |
| Power supply frequency | Hz | 60 |
| Rated power | W | 219 |
| Maximum unit current | A | 1.91 |
| Maximum performance @0.1" | CFM | 740 |
| ∅D | ∅D1 | B | B1 | L | L1 | L2 | L3 |
|---|---|---|---|---|---|---|---|
| 12” | 15 7/8” | 17 3/4” | 16 5/16” | 10 1/4” | 15/16” | 1 3/16” | 1 9/16” |
