Description
The ADDA AD1224MB-F91GP is an industrial-grade DC axial flow cooling fan engineered for high-reliability thermal management in continuous-duty applications. Designed with Original Engineering standards, this 120mm component delivers optimized airflow and static pressure for densely packed electronic enclosures, specifically targeting frequency inverters, power supplies, and automation control cabinets.
Technical Specifications
Manufacturer: ADDA
Model Number: AD1224MB-F91GP
Fan Type: DC Axial Flow Fan
Dimensions: 120 x 120 x 38 mm
Rated Voltage: 24V DC
Operating Voltage Range: 12.0V to 27.6V DC
Rated Current: 0.18 A
Power Consumption: 4.32 W
Nominal Speed: 2500 RPM ±10%
Maximum Airflow: 85.0 CFM (2.40 m³/min)
Static Pressure: 0.25 In-H2O
Noise Level: 38.0 dB(A)
Bearing System: Precision Dual Ball Bearing
Housing Material: P.B.T. Thermoplastic (UL94V-0)
Impeller Material: P.B.T. Thermoplastic (UL94V-0)
Operating Temperature: -10°C to +70°C
Life Expectancy: 70,000 hours at 40°C
Weight: 280 g
Certifications: CE, UL, TUV, RoHS Compliant
Engineering Architecture
The AD1224MB-F91GP utilizes a precision dual ball bearing system, ensuring minimal friction, extended lifecycle, and stable operation across varying mounting orientations. The medium-speed (M) motor configuration strikes an optimal balance between thermal dissipation and acoustic performance. The robust 38mm frame depth allows for enhanced static pressure generation, making it highly effective at pushing air through restrictive heatsinks and densely populated circuit boards.
Industrial Application & Technical Compatibility
This cooling fan is specifically engineered for integration into high-power frequency inverters, industrial motor drives, telecom base stations, and CNC control panels. Its 24V DC architecture ensures seamless Technical Compatibility with standard industrial power buses. By preventing thermal throttling in critical power electronics, it directly safeguards system uptime.
Procurement & Lifecycle Value
Sourced as a brand new, authentic component, this fan guarantees exact form, fit, and function for drop-in replacement. We maintain optimized Lead Time protocols to ensure rapid deployment for critical maintenance schedules, minimizing operational downtime and maximizing the lifecycle value of your capital equipment.







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