Description
The NMB 3110KL-04W-B50 is a high-performance DC axial cooling fan engineered for demanding industrial thermal management. Manufactured by NMB Technologies, this 80mm x 25mm component delivers exceptional airflow and static pressure, specifically designed to prevent thermal throttling in continuous-duty electronic enclosures and power conversion systems.
Technical Specifications
Manufacturer: NMB Technologies
Model Number: 3110KL-04W-B50
Frame Dimensions: 80mm x 80mm x 25mm (8025)
Rated Voltage: 12V DC
Operating Voltage Range: 6.0V to 13.8V DC
Input Current: 0.30A
Nominal Speed: 3250 RPM ± 10%
Maximum Airflow: 1.10 m³/min
Static Pressure: 32.3 Pa
Acoustic Noise: 34.0 dB(A)
Bearing System: Precision Dual Ball Bearing
Termination: Lead Wires
Housing Material: Plastic (UL94V-0)
Impeller Material: Plastic (UL94V-0)
Operating Temperature: -10°C to +70°C
Weight: 95 g
Environmental Protection: Waterproof and moisture-resistant design for harsh conditions
Engineering Architecture
This cooling exhaust fan utilizes NMB Original Engineering, featuring a high-precision dual ball bearing system that significantly extends the operational lifespan while maintaining low friction and acoustic stability. The optimized blade geometry ensures maximum volumetric efficiency, driving a consistent 1.10 m³/min airflow. The moisture-resistant construction safeguards the motor coils and PCB from condensation and particulate ingress, ensuring Technical Compatibility with environments prone to humidity and dust.
Industrial Application
The 3110KL-04W-B50 is specifically deployed in variable frequency drives (VFDs), industrial inverters, and telecommunication base stations. In inverter cooling applications, rapid heat dissipation is critical to maintaining the efficiency of IGBT modules. This fan provides the exact static pressure required to force ambient air through dense aluminum heatsink fins, eliminating localized hot spots and preventing catastrophic thermal failure in automated manufacturing lines.
Procurement & Lifecycle
Condition: New Original Engineering
Technical Compatibility: Direct drop-in replacement for standard 8025 12V DC inverter fans
Lead Time: Optimized supply chain processing for rapid dispatch to minimize operational downtime







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