| PartNumber | THA0412AD | THA0412BN | THA0412AD-TZW3 |
| Description | DC Fans DC Axial Fan, 40x20mm, 12VDC, 20.56CFM, 5.16W, 0.43A, 52dBA, 15600RPM, Ball Bearing, PWM | DC Fans DC Axial Fan, 40x28mm, 12VDC, 29.52CFM, 10.68W, 0.89A, 59dBA, 19000RPM, Ball Bearing, PWM | DC Fans DC Axial Fan, 40x20mm, 12VDC, 20.56CFM, 5.16W, 52dBA, 15600RPM, Ball Bearing, IP55 |
| 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 | Axial | Axial |
| Frame Dimensions mm | 40 mm L x 20 mm W x 40 mm H | 40 mm L x 28 mm W x 40 mm H | 40 mm L x 40 mm W x 20 mm H |
| Operating Supply Voltage | 12 VDC | 12 VDC | 12 VDC |
| Airflow | 20.56 CFM | 29.52 CFM | 20.56 CFM |
| Speed | 15600 RPM | 19000 RPM | 15600 RPM |
| Pressure Type | 35 mmAq | 61 mmAq | 35.16 mmAq |
| Bearing Type | Ball | Ball | Ball |
| Noise | 52 dBA | 59 dBA | 52 dBA |
| Power Rating | 5.16 W | 10.68 W | 5.16 W |
| Housing Material | Plastic | Aluminum | Plastic |
| Termination Style | Wire Leads | Wire Leads | Wire Leads |
| Series | THA | THA | THA |
| Packaging | Bulk | Bulk | Bulk |
| Height | 40 mm | 40 mm | 20 mm |
| Length | 40 mm | 40 mm | 40 mm |
| Size | 40 mm | 40 mm | 40 mm |
| Width | 20 mm | 28 mm | 40 mm |
| Brand | Delta Electronics | Delta Electronics | Delta Electronics |
| Current Type | DC | DC | DC |
| Product Type | DC Fans | DC Fans | DC Fans |
| Factory Pack Quantity | 336 | 576 | 336 |
| Subcategory | Fans, Blowers & Accessories | Fans, Blowers & Accessories | Fans, Blowers & Accessories |
| Unit Weight | 0.881849 oz | 2.645547 oz | 1.128767 oz |
| IP Rating | - | - | IP55 |