Description
The NMB 1606KL-04W-B30-L21 is a compact axial cooling fan engineered for high-density electronic applications requiring reliable thermal management. This unit utilizes advanced DC motor technology paired with NMB’s precision double ball bearing architecture, ensuring reduced friction and extended operational longevity under continuous loads. The aerodynamic impeller design optimizes airflow efficiency while maintaining a low noise profile, effectively minimizing thermal impedance within restricted enclosures. Constructed with structural rigidity in mind, the housing resists vibration and environmental stress, making it an ideal solution for critical industrial and telecommunications equipment requiring consistent heat dissipation and long-term durability.
Model Number: 1606KL-04W-B30-L21
Brand: NMB Technologies
Product Type: DC Axial Fan
Rated Voltage: 12VDC
Voltage Range: 6.0 – 13.8 VDC
Rated Current: 0.09 A
Input Power: 1.08 W
Rated Speed: 6500 RPM
Bearing Type: Double Ball Bearing
Max. Air Flow: 6.7 CFM (11.4 m³/h / 0.19 m³/min)
Max. Static Pressure: 4.4 mmH₂O (43.1 Pa / 0.17 inH₂O)
Dimensions: 40mm x 40mm x 15mm
Noise Level: 29.0 dBA
Weight: 25 g
Life Expectancy: 60,000 Hours @ 25°C
Housing Material: Plastic (UL94V-0)
Impeller Material: Plastic (UL94V-0)
Termination: 2-Wire Lead (Red +, Black -)
Operating Temperature: -10°C to +70°C
Storage Temperature: -40°C to +70°C
Protection: Auto Restart / Polarity Protection
Insulation Resistance: 10M Ohm Min. at 500VDC
Dielectric Strength: 700VAC for 1 sec
Mounting Orientation: Any
The 1606KL-04W-B30-L21 is specifically designed for compact electronic assemblies where space is at a premium but airflow cannot be compromised. Common deployment scenarios include cooling chipsets in server rackmount units, ventilating power supply units, and managing temperatures in small-form-factor industrial automation controllers. The 1606KL-04W-B30-L21 is also frequently utilized in network switches and telecommunications routers to prevent thermal throttling, ensuring sustained data transmission performance in 24/7 operational environments.


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Additional information
| Shipping Weight | 1 kg |
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