The FH line, in its filter version, features high-efficiency air supply units with built-in filters for outdoor air intake. The G4/F8 class filters meet the requirements of standard NBR 16401-3, delivering excellent filtration quality. With an ultra-compact design and extremely low profile, the FH air supply unit is ideal for spaces with limited room. Its reinforced sheet metal construction and special sealing on joints and access covers ensure durability and easy maintenance. Operating in temperatures from -40°C to +65°C, it is the perfect solution for demanding and efficient ventilation systems.
About the Product

Main Features:
✲ Low energy consumption and quiet operation;
✲ High airflow and pressure (Radial);
✲ Vertical or horizontal installation;
✲ Motor with bearing and direct drive — no pulleys or belts required;
✲ Cover for quick access to filter and motor, making maintenance easier;
✲ Optional model for use with photocatalytic lamp;
✲ Thermal protector.
Technical Specifications
*Technical specifications for 230 V / 60 Hz.
*Noise level at 1 meter distance in semi-anechoic chamber.
*Flow and pressure data already considered with the pressure drop of G4 + F8 filters at half-life.
| MODEL | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 100 | 125 | 150 | 200 | 250 | 315 | 355 | 400 | ||
| Maximum Flow Rate | m³/h | 178 | 218 | 430 | 651 | 787 | 1475 | 1657 | 2278 |
| CFM | 105 | 128 | 252 | 382 | 462 | 808 | 974 | 1340 | |
| Frequency [Hz] | 50 / 60 | ||||||||
| Motor Power [W] | 75 | 75 | 90 | 160 | 173 | 250 | 172 | 400 | |
| Total Power Absorbed [W] | 79 | 75 | 95 | 112 | 182 | 330 | 183 | 486 | |
| Noise Level [dBA] | 52 | 52 | 54 | 57 | 60 | 62 | 59 | 61 | |
| Voltage [V] | 230 | ||||||||
| Maximum Pressure [mmca] | 26 | 27 | 30 | 30 | 31 | 38 | 30 | 41 | |
| Duct [Pol] | 4 | 5 | 6 | 8 | 10 | 12 | 14 | 16 | |
| Weight [kg] | 10 | 10 | 15 | 22 | 35 | 44 | 53 | 70 | |
*Noise level at 1 meter distance with piped product;
*Flow and pressure data already considered with the pressure loss of the G4 + F8 filters at half-life.

Models
FH 100 to 400

| MODEL | Dimensions (mm) | |||
|---|---|---|---|---|
| a | b | c | d | |
| FH 100 / 125 | 98/124 | 600 | 412 | 158 |
| FH 150 | 149 | 792 | 452 | 180 |
| FH 200 | 199 | 816 | 511 | 229 |
| FH 250 | 250 | 918 | 639 | 303 |
| FH 315 | 315 | 972 | 629 | 353 |
| FH 355 | 355 | 966 | 724 | 394 |
| FH 400 | 400 | 1110 | 815 | 438 |
| MODEL | Dimensions (mm) |
|---|---|
| FH 100 / 125 | 330 x 140 x 25 |
| FH 150 | 370 x 160 x 33 |
| FH 200 | 430 x 210 x 38 |
| FH 250 | 550 x 285 x 40 |
| FH 315 | 550 x 333 x 53 |
| FH 355 | 620 x 360 x 53 |
| FH 400 | 700 x 415 x 63 |
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FAQ
It’s very important to properly size the air supply unit according to the dimensions of the space (volume and shape of the location), following the technical recommendations of standard NBR 16401-2008.
A good air supply unit should always provide better air quality, meeting the needs of your environment. If you’re not sure which product is best, you can get in touch with one of our specialists. We have a team of experts with the technical knowledge needed to help you make the best choice.





