Dia. 172 × 51 mm AC Axial Fan
| Series | BAC17251ARH |
| Product Type | AC Axial Fan |
| Dimensions | Dia. 172 × 51 mm (6.8 × 2 in) |
| Rated Voltage | 115 / 230 / 380 / 440 VAC |
| Voltage Range | 100~120 / 200~240 / 380~420 / 440~480 VAC |
| Frequency | 50 / 60 Hz |
| Phase | Single-phase |
| Motor Type | Capacitor induction, outer rotor |
| Burnout Protection | Thermally protected |
| IP Protection | IP44 |
| Frame Material | Aluminum die-cast, black finish |
| Impeller | Glass fiber reinforced plastic, rated UL94V-0 |
| Bearing | Ball bearing |
| Rotation | CCW when viewed from rotor |
| Connection | Lead wires or Terminals |
| Weight | 1150g (2.53Lbs) |
| Dielectric Strength | 1,500 VAC/min, 0.5 mA, 50/60 Hz |
| Insulation Resistance | Over 100 MΩ at DC 500 V |
| Operating Temp. | –20°C to +70°C (ball bearing) |
| Storage Temp. | –40°C to +80°C (at 65% RH) |
| Life Expectancy | 80,000 hrs @ 45°C; 50,000 hrs @ 60°C |

Dimensions in mm (inches). Tolerances as marked.

Static pressure vs. airflow per speed variant. Manufacturer test data, tolerance ±10%.
| Model Number | Rated Voltage | Frequency (Hz) | Input Power (W) | Speed (RPM) | Air Volume (m³/min) | Air Volume (CFM) | Max SP (mm H₂O) | Max SP (in H₂O) | Noise (dBA) | PQ Curve | UL |
|---|---|---|---|---|---|---|---|---|---|---|---|
| BAC17251ARH-11-1** | 115 VAC | 50/60 | 26/35 (~42) | 2800/3250 | 7.6/9.1 | 270/320 | 16.51/19.3 | 0.65/0.76 | 61/63 | 2/1 | ✓ |
| BAC17251ARH-11-2** | 115 VAC | 50/60 | 22/20 | 2400/2700 | 6.7/7.6 | 235/270 | 13.46/16 | 0.53/0.63 | 54/56 | 4/3 | ✓ |
| BAC17251ARH-22-1** | 230 VAC | 50/60 | 26/35 (~42) | 2800/3250 | 7.6/9.1 | 270/320 | 16.51/19.3 | 0.65/0.76 | 61/63 | 2/1 | ✓ |
| BAC17251ARH-22-2** | 230 VAC | 50/60 | 22/20 | 2400/2700 | 6.7/7.6 | 235/270 | 13.46/16 | 0.53/0.63 | 54/56 | 4/3 | ✓ |
| BAC17251ARH-38-1** | 380 VAC | 50/60 | 26/35 (~42) | 2800/3200 | 7.6/8.8 | 270/310 | 16.51/18.8 | 0.65/0.74 | 61/63 | 2/1 | ✓ |
| BAC17251ARH-44-1** | 440 VAC | 50/60 | 26/35 (~42) | 2800/3200 | 7.6/8.8 | 270/310 | 16.51/18.8 | 0.65/0.74 | 61/63 | 2/1 | ✓ |
| BAC17251ARH-11/22-1** Dual voltage | 115/230 VAC | 50/60 | 26/35 (~42) | 2800/3250 | 7.6/9.1 | 270/320 | 16.51/19.3 | 0.65/0.76 | 61/63 | 2/1 | ✓ |
** = "WB" for wire lead type Ball bearing, or "TB" for terminal type Ball bearing 100, 200, 240V or special voltages 12, 24, 28, 38, 42, 48, 380~440~480V... 50/60Hz, & dual voltage version available on request. Dual speed High/Medium 1/2, High/Low 1/3, Medium/Low 2/3, Low/extra Low 3/4 or triple speed 1/2/3 available on request. Berring Industrial reserves the right to change data and improve electrical or mechanical design without notice, data tolerance +-10%