| PartNumber | 1204KL-04W-B39-B50 | 1204KL-04W-B49-B50 | 1204KL-04W-B49-B00 |
| Description | DC Fans DC Axial Fan, 30x10mm, 12VDC, 2.7CFM, Rib, Tachometer, 3-Wire | DC Fans DC Axial Fan, 30x10mm, 12VDC, 3.2CFM, Rib, Tachometer, 3-Wire | DC Fans DC Axial Fan, 30x10mm, 12VDC, 3.2CFM, Rib, Lock Rotor, 3-Wire |
| Manufacturer | NMB Technologies | NMB Technologies | NMB Technologies |
| Product Category | DC Fans | DC Fans | DC Fans |
| RoHS | Y | Y | Y |
| Product | DC Axial Fans | DC Axial Fans | DC Axial Fans |
| Type | Tachometer Sensor | Tachometer Sensor | Locked Rotor Sensor |
| Frame Dimensions mm | 30 mm L x 10 mm W x 30 mm H | 30 mm L x 10 mm W x 30 mm H | 30 mm L x 10 mm W x 30 mm H |
| Operating Supply Voltage | 12 VDC | 12 VDC | 12 VDC |
| Airflow | 2.7 CFM | 3.2 CFM | 3.2 CFM |
| Series | 1204KL | 1204KL | 1204KL |
| Height | 30 mm | 30 mm | 30 mm |
| Length | 30 mm | 30 mm | 30 mm |
| Width | 10 mm | 10 mm | 10 mm |
| Brand | NMB Technologies | NMB Technologies | NMB Technologies |
| Current Type | DC | DC | DC |
| Product Type | DC Fans | DC Fans | DC Fans |
| Factory Pack Quantity | 700 | 700 | 700 |
| Subcategory | Fans, Blowers & Accessories | Fans, Blowers & Accessories | Fans, Blowers & Accessories |
| Part # Aliases | 03010KA-12L-AT-00 | 03010KA-12M-AT-00 | 03010KA-12M-AL-00 |
| Unit Weight | 0.529109 oz | 0.529109 oz | 0.529109 oz |