Description
The NMB 2004KL-04W-B50-L02 is a high-precision DC axial fan designed by MinebeaMitsumi (NMB-MAT) for critical thermal management applications. This unit incorporates advanced aerodynamic impeller geometry housed within a reinforced PBT frame, optimizing the balance between airflow volume and static pressure generation. Central to its durability is a dual ball bearing architecture, which significantly reduces friction coefficient and thermal impedance compared to sleeve bearing alternatives, ensuring operational stability under continuous load. The fan features a compact 10mm profile, making it an ideal solution for high-density electronic enclosures where structural rigidity and efficient heat dissipation are paramount.
Model Number: 2004KL-04W-B50-L02
Brand: NMB-MAT (MinebeaMitsumi)
Product Type: DC Axial Fan
Rated Voltage: 12 VDC
Voltage Range: 6.0 – 13.8 VDC
Rated Current: 0.14 A
Input Power: 1.68 W
Rated Speed: 5500 RPM
Bearing Type: Dual Ball Bearing
Max. Air Flow: 13.0 CFM (22.1 m³/h / 0.37 m³/min)
Max. Static Pressure: 3.5 mmH₂O (34.3 Pa / 0.14 inH₂O)
Noise Level: 32.0 dBA
Dimensions: 50 x 50 x 10 mm
Weight: 20 g
Housing Material: PBT Plastic (UL94V-0)
Impeller Material: PBT Plastic (UL94V-0)
Termination: 2 Lead Wires (Red +, Black -)
Operating Temperature: -10°C to +70°C
Storage Temperature: -40°C to +70°C
Life Expectancy: 60,000 Hours (at 25°C)
Protection: Auto Restart / Polarity Protection
Insulation Resistance: 10M Ohm min. at 500VDC
Dielectric Strength: 700VAC for 1 sec
The 2004KL-04W-B50-L02 is specifically engineered for space-constrained industrial and IT environments. It is widely deployed in 1U server racks, network switches, and compact power supply units where vertical clearance is limited. Additionally, the 2004KL-04W-B50-L02 serves as a critical cooling component in medical diagnostic equipment and telecommunications hardware, providing consistent airflow to prevent thermal throttling in sensitive integrated circuits.
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Additional information
| Shipping Weight | 1 kg |
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