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| PartNumber | R172A5-051-D0760 | R172A0-051-D0790 | R172A |
| Description | DC Fans High Power Fan, 172x51mm, 48VDC, 409CFM | DC Fans High Power Fan, 172x51mm, 48VDC, 604CFM | |
| Manufacturer | NMB Technologies | NMB Technologies | NMB Technologies Corporation |
| Product Category | DC Fans | DC Fans | DC Fans |
| RoHS | Y | Y | - |
| Product | DC Axial Fans | DC Axial Fans | DC Fans |
| Type | High Power | High Power | High Power Fans |
| Operating Supply Voltage | 48 VDC | 48 VDC | 48 VDC |
| Airflow | 409 CFM | 604 CFM | 604 CFM |
| Series | R172 | R172 | R172 |
| Brand | NMB Technologies | NMB Technologies | - |
| Current Type | DC | DC | DC |
| Product Type | DC Fans | DC Fans | - |
| Factory Pack Quantity | 10 | 10 | - |
| Subcategory | Fans, Blowers & Accessories | Fans, Blowers & Accessories | - |
| Unit Weight | 2.315 lbs | 2.315 lbs | - |
| Frame Dimensions mm | - | 172 mm L x 51 mm W x 172 mm H | - |
| Speed | - | 9300 RPM | 9300 RPM |
| Pressure Type | - | 6.05 in H2O | 6.05 in H2O |
| Bearing Type | - | Ball | Ball |
| Noise | - | 82 dBA | 82 dB |
| Power Rating | - | 211.2 W | 211.2 W |
| Housing Material | - | Aluminum | Aluminum |
| Termination Style | - | Wire Leads | Wire Leads |
| Height | - | 172 mm | 50.8 mm |
| Length | - | 172 mm | 172 mm |
| Size | - | 172 mm | 172 mm |
| Width | - | 51 mm | 50.80mm |
| Part # Aliases | - | R172A0-051-D0790-NMBT | - |
| Termination | - | - | 4 Wire Leads |
| Operating Temperature | - | - | -22 ~ 158°F (-30 ~ 70°C) |
| Features | - | - | PWM Control; Speed Sensor (Tach) |
| Ingress Protection | - | - | - |
| Voltage Rated | - | - | 48VDC |
| Size Dimension | - | - | Round - 172.7mm Dia |
| Power Watts | - | - | 211.2W |
| Approvals | - | - | * |
| Air Flow | - | - | 604.0 CFM (17.11m3/min) |
| Static Pressure | - | - | 6.050 in H2O (1507.1 Pa) |
| Fan Type | - | - | Tubeaxial |
| RPM | - | - | 9300 RPM |
| Frame Dimensions mm | - | - | 172 mm L x 172 mm W x 50.8 mm H |