Description
The NMB 3115RL-05W-B70, also designated under the newer nomenclature as 08038RA-24Q-FA, is a high-performance DC axial cooling fan engineered for critical thermal management in industrial automation. Manufactured by MinebeaMitsumi, this component is specifically designed to meet the rigorous demands of continuous-duty applications, serving as an exact OEM replacement for Schneider inverter cooling systems. By maintaining optimal operating temperatures, this fan prevents thermal throttling and extends the operational lifespan of variable frequency drives and associated power electronics.
Technical Specifications:
Manufacturer: NMB Technologies
Primary Model: 3115RL-05W-B70
Alternate Model: 08038RA-24Q-FA
Component Type: DC Axial Fan
Operating Voltage: 24V DC
Rated Current: 0.80 A
Dimensions: 80 x 80 x 38 mm
Bearing Architecture: Precision Dual Ball Bearing
Wiring Configuration: 2-Wire Leads (Red Positive, Black Negative)
Frame Material: High-Impact Plastic UL94V-0
Impeller Material: High-Impact Plastic UL94V-0
Operating Temperature Range: -10°C to +70°C
Expected Lifecycle: 50,000 Hours at 25°C
Application and Integration:
This specific NMB cooling fan is integral to the thermal regulation of Schneider inverters. In high-load industrial environments, variable frequency drives generate substantial heat that must be actively dissipated to prevent component failure. The 80x80x38mm form factor and high-velocity airflow generated by the 0.80A motor ensure rapid heat extraction from dense electronic enclosures. The precision dual ball bearing design guarantees low friction and acoustic stability over extended operational periods, making it highly reliable for continuous 24/7 manufacturing operations.
Procurement and Lifecycle Value:
Maintaining Technical Compatibility is essential for the safe and efficient operation of Schneider inverters. Utilizing Original Engineering components like the 3115RL-05W-B70 ensures precise alignment with the manufacturer’s thermal dissipation requirements, avoiding the risks associated with underperforming aftermarket alternatives. We provide accurate Lead Time estimates to facilitate seamless maintenance scheduling, ensuring your facility minimizes downtime and maximizes overall equipment effectiveness.











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