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| PartNumber | AUB0412HDYFM | AUB0412VD-00 | AUB0405VD-00 |
| Description | DC Fans DC Axial Fan, 40x20mm, 12VDC, Superflo Bearing | DC Fans DC Axial Fan, 40x20mm, 12VDC, Speed Sensor Tachometer | DC Fans DC Axial Fan, 40x20mm, 5VDC, Speed Sensor Tachometer |
| Manufacturer | Delta Electronics | Delta Electronics | Delta Electronics |
| Product Category | DC Fans | DC Fans | DC Fans |
| RoHS | Y | Y | Y |
| Product | DC Brushless Fans | DC Brushless Fans | DC Brushless Fans |
| Type | Axial | Tachometer Sensor | Tachometer Sensor |
| Frame Dimensions mm | 40 mm L x 40 mm W x 20 mm H | 40 mm L x 20 mm W x 40 mm H | 40 mm L x 20 mm W x 40 mm H |
| Operating Supply Voltage | 12 VDC | 12 VDC | 5 VDC |
| Airflow | 8 CFM | 9.56 CFM | 9.56 CFM |
| Speed | 6200 RPM | 7500 RPM | 7500 RPM |
| Pressure Type | 0.166 in H2O | 0.236 in H2O | 0.236 in H2O |
| Bearing Type | Superflo | Sleeve | Sleeve |
| Noise | 22 dBA | 26.5 dBA | 26.5 dBA |
| Power Rating | 960 mW | 1.32 W | 750 mW |
| Housing Material | Plastic | Plastic | Plastic |
| Termination Style | Wire Leads | Wire Leads | Wire Leads |
| Series | AUB | AUB | AUB |
| Height | 20 mm | 40 mm | 40 mm |
| Length | 40 mm | 40 mm | 40 mm |
| Size | 40 mm x 20 mm | 40 mm x 20 mm | 40 mm x 20 mm |
| Width | 40 mm | 20 mm | 20 mm |
| Brand | Delta Electronics | Delta Electronics | Delta Electronics |
| Current Type | DC | DC | DC |
| Product Type | DC Fans | DC Fans | DC Fans |
| Factory Pack Quantity | 896 | 144 | 144 |
| Subcategory | Fans, Blowers & Accessories | Fans, Blowers & Accessories | Fans, Blowers & Accessories |
| Unit Weight | - | 1 oz | 1 oz |