Description
The US12D23 is an industrial-grade AC axial compact fan engineered for continuous thermal management in high-impedance electrical enclosures, industrial automation cabinets, and precision processing machinery. Developed under Japanese precision standards, this unit provides reliable forced-air cooling through Original Engineering tolerances, minimizing MTBF degradation under continuous duty cycles.
TECHNICAL SPECIFICATIONS
Manufacturer Series: US Axial Fan Series
Model Number: US12D23
Rated Voltage: 230 VAC
Operating Voltage Range: 198 VAC – 253 VAC
Rated Frequency: 50/60 Hz
Rated Power Consumption: 16 W (50 Hz) / 15 W (60 Hz)
Rated Current: 0.08 A (50 Hz) / 0.07 A (60 Hz)
Nominal Speed: 2600 RPM (50 Hz) / 2900 RPM (60 Hz)
Max Airflow: 2.55 m³/min (90 CFM) at 50 Hz / 2.97 m³/min (105 CFM) at 60 Hz
Max Static Pressure: 58.8 Pa (50 Hz) / 73.5 Pa (60 Hz)
Acoustic Noise Level: 39 dB(A) (50 Hz) / 43 dB(A) (60 Hz)
Motor Topology: Single-Phase Shaded Pole AC Induction Motor
Motor Protection: Impedance Protected
Bearing Mechanism: Dual Precision Ball Bearings
Frame Construction: Die-Cast Aluminum with Anti-Corrosion Finish
Impeller Construction: Glass-Fiber Reinforced PBT (UL94V-0 Flammability Rated)
Dimensions: 120 mm x 120 mm x 38 mm (±0.5 mm)
Mounting Hole Pitch: 104.8 mm x 104.8 mm
Mounting Hole Diameter: Ø 4.3 mm (4 Holes)
Dielectric Strength: 1500 VAC for 1 minute
Insulation Resistance: Minimum 100 MΩ at 500 VDC
Operating Temperature Range: -10 °C to +70 °C
Storage Temperature Range: -30 °C to +85 °C
Expected Service Life: 50,000 Hours (at 40 °C, L10 specification)
Termination Type: Faston Terminal / Solder Lug Configuration
Weight: 520 g
APPLICATION & THERMAL LOGIC
In enclosed motor drive cabinets (VFDs), power distribution switchgear, and CNC numerical control consoles, localized heat flux frequently causes localized thermal throttling and component failure. The US12D23 delivers a high static-to-airflow ratio across dynamic thermal loads, effectively clearing air resistance caused by dense air filters and compact component layouts. Its dual ball-bearing architecture ensures mechanical stability across vertical and horizontal mounting axes without lubrication migration.
INTEGRATION & PROCUREMENT
Technical Compatibility: Fits global standardized 120 x 120 x 38 mm fan cutouts; direct replacement for legacy Japanese 230V AC frame assemblies.
Condition: Surplus New / Unused OEM inventory.
Lead Time: Immediate dispatch available for MRO retrofits and urgent line replenishment.











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