Description
The NMB Technologies 4715KL-05W-B30 is a high-performance DC axial cooling fan engineered for continuous operation in demanding industrial environments. Designed specifically for inverter cooling and chassis exhaust applications, this 12038 form factor fan delivers optimal thermal management through precision aerodynamics and robust motor architecture.
Technical Specifications
Manufacturer: NMB Technologies (MinebeaMitsumi)
Model Number: 4715KL-05W-B30
Frame Dimensions: 119mm x 119mm x 38mm (12038)
Nominal Voltage: 24V DC
Operating Voltage Range: 10.0V to 27.6V DC
Input Current: 0.30A
Input Power: 7.2W
Rotational Speed: 2950 RPM ± 10%
Maximum Airflow: 102.0 CFM (2.88 m³/min)
Static Pressure: 64.7 Pa
Acoustic Noise: 46.5 dB(A)
Bearing System: Dual Ball Bearing
Termination: Lead Wires (W)
Weight: 260g
Operating Temperature: -10°C to +70°C
Life Expectancy: 100,000 hours at 25°C
Material (Frame/Impeller): UL94V-0 Plastic
Engineering and Architecture
This unit features Original Engineering from NMB, utilizing a highly reliable dual ball bearing system that minimizes friction and maximizes operational lifespan. The impeller and frame are constructed from flame-retardant thermoplastic, ensuring structural integrity under high thermal loads. The brushless DC motor design incorporates locked rotor protection and auto-restart capabilities, safeguarding the component against electrical anomalies and mechanical blockages.
Industrial Application and Technical Compatibility
The 4715KL-05W-B30 is strictly specified for heavy-duty thermal regulation in variable frequency drives (VFDs), industrial inverters, telecom enclosures, and automated control chassis. Its high static pressure capability makes it ideal for pushing air through dense heat sinks and restrictive chassis layouts. Technical Compatibility is guaranteed for standard 120mm x 38mm mounting profiles (Ø 4.3mm mounting holes), allowing for seamless integration into existing infrastructure without mechanical modification.
Procurement and Lifecycle
Engineered for mission-critical reliability, this imported cooling fan reduces maintenance intervals and prevents thermal throttling in sensitive electronics. Standard Lead Time applies for bulk industrial procurement, ensuring supply chain stability for OEM manufacturing and facility maintenance operations.







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