These units don’t appear to have much in common. If you’re replacing one with the other, you’ll need to make some modifications to wall, unit or something in between with a plate or adapter curb.
| Match | VoltAire AN01 | VoltAire AN04 | Difference |
|---|---|---|---|
| No matches in measurement | - | - | - |
| Mismatch | VoltAire AN01 | VoltAire AN04 | Difference |
|---|---|---|---|
| Unit width | 7.65" | 14.13" | +6.48" |
| Unit height | 15.75" | 30" | +14.25" |
| Unit depth | 10" | 12.3" | +2.3" |
| Unit weight | 30 lbs | 65.6 lbs | +35.6 lbs |
| Supply Air | 5.88" x 5.33" | 11.54" x 11.8" | +5.66" x +6.47" |
| Return Air | 5.88" x 5.35" | 11.54" x 6.59" | +5.66" x +1.24" |
| Distance from the top to Supply | 1.06" | 1.94" | +0.88" |
| Distance between Supply and Return | 1.04" | 7.65" | +6.61" |
| Distance from Return to bottom | 2.97" | 2.02" | -0.95" |