Centrifugal Fans / Impellers
133mm-404mm
Backward curved impellers offer maximum air movement and heat dissipation to extend electronic components and system operating life. They are designed for cooling cabinets, air filtration, networking, and ventilation systems. Optional duct rings and models designed for harsh environments are available.
AC BACKWARD CURVED IMPELLERS
133mm-404mm
- Available in 115V and 230V
- Required Capacitor Included
- Other sizes and customizations available.
DC backward curved impellers
133mm-250mm
- Available in 12V, 24V, and 48V.
- Tachometer and PWM Included on all models.
- Other sizes, voltages, and customizations available.
AC BACKWARD CURVED IMPELLERS
| SERIES | DATASHEET | (mm) | (in) | VOLTAGE | AIRFLOW RANGE (cfm) |
|---|---|---|---|---|---|
| OAB13372 | 133 x 133 x 72 | 5.3 x 5.3 x 2.9 | 115V, 230V | 165 - 188 | |
| OAB13391 | 133 x 133 x 91 | 5.3 x 5.3 x 3.6 | 115V, 230V | 165 - 188 | |
| OAB18055 | 182 x 182 x 55 | 7.2 x 7.2 x 2.2 | 115V, 230V | 264 - 290 | |
| OAB190 | 190 x 190 x 72 | 7.5 x 7.5 x 2.8 | 115V, 230V | 370 | |
| OAB220 | 220 x 220 x 76 | 8.7 x 8.7 x 3.0 | 115V, 230V | 265 - 555 | |
| OAB22569 | 225 x 225 x 69 | 8.9 x 8.9 x 2.8 | 115V, 230V | 500 - 550 | |
| OAB22585 | 225 x 225 x 85 | 8.9 x 8.9 x 3.4 | 115V, 230V | 618 - 680 | |
| OAB22599 | 225 x 225 x 99 | 8.9 x 8.9 x 3.9 | 115V, 230V | 700 - 770 | |
| OAB250 | 251.5 x 251.5 x 98.2 | 9.9 x 9.9 x 3.9 | 115V, 230V | 850 | |
| OAB318 | 318 x 318 x 154.5 | 12.6 x 12.6 x 6.1 | 115V, 230V | 1,015 - 1,165 | |
| OAB360 | 360 x 360 x 167 | 14.2 x 14.2 x 6.6 | 115V, 230V | 1,640 | |
| OAB400 | 404 x 404 x 162 | 16.0 x 16.0 x 6.4 | 230V | 1,900 |
DUCt rings for ac impellers
dc BACKWARD CURVED IMPELLERS
| SERIES | DATASHEET | (mm) | (in) | VOLTAGE | AIRFLOW RANGE (cfm) |
|---|---|---|---|---|---|
| ODB13391 | 133.5 x 133.5 x 91 | 5.3 x 5.3 x 3.6 | 24V, 48V | 326 | |
| ODB17567 | 175 x 175 x 67 | 6.9 x 6.9 x 2.7 | 12V, 24V, 48V | 338 | |
| ODB19069 | 189.5 x 189.5 x 68.5 | 7.5 x 7.5 x 2.7 | 24V, 48V | 395 - 432 | |
| ODB22071 | 221.5 x 221.5 x 71 | 8.7 x 8.7 x 2.8 | 24V, 48V | 580 - 621 | |
| ODB22599 | 225 x 225 x 99 | 8.9 x 8.9 x 3.9 | 24V, 48V | 835 | |
| ODB250110 | 250 x 250 x 106.5 | 9.9 x 9.9 x 4.2 | 24V, 48V | 825 |
duct rings for dc impellers
AC BACKWARD CURVED IMPELLERS
DC BACKWARD CURVED IMPELLERS
DC BACKWARD CURVED IMPELLERS
