Description
The SUNON EEC0382B1-000U-F99 is an industrial-grade 24 VDC brushless cooling fan designed for high-demand thermal dissipation across mission-critical enclosures and industrial electronics. Built with original engineering from SUNON, this model incorporates a high-efficiency motor with dual precision ball bearings and an integrated frequency generator (FG) signal line for closed-loop speed monitoring, delivering reliable continuous-duty cooling under heavy aerodynamic impedance.
Technical Specifications
Brand: SUNON
Model Number: EEC0382B1-000U-F99
Product Category: DC Axial Fan
Nominal Voltage: 24 VDC
Operating Voltage Range: 10.0 VDC to 27.6 VDC
Rated Power Consumption: 9.2 W
Rated Current: 0.38 A
Rated Speed: 3100 RPM ± 10%
Airflow Volume: 138.0 CFM (3.91 m³/min)
Static Air Pressure: 0.36 Inch-H2O (89.6 Pa)
Acoustic Noise Level: 48.0 dBA
Bearing Architecture: Dual Precision Ball Bearing
Signal Interface: 3-Wire with FG (Frequency Generator / Speed Sensor Tachometer Output)
Frame Dimensions: 120 mm x 120 mm x 38 mm
Frame Material: Thermoplastic PBT (UL 94V-0 Rated)
Impeller Material: Thermoplastic PBT (UL 94V-0 Rated)
Motor Protection: Polarity Protected, Auto Restart / Locked Rotor Protection
Dielectric Withstand Voltage: 500 VAC for 1 Minute
Insulation Resistance: 10 MΩ at 500 VDC
Operating Temperature Range: -10 °C to +70 °C
Storage Temperature Range: -40 °C to +70 °C
Operational Life Expectancy (L10): 70,000 Hours at 40 °C
Wiring Configuration: UL 1007, 24 AWG (Red: Positive, Black: Ground, Yellow/Blue: FG Output)
Weight: 214 g
Engineering Features and Thermal Efficiency
The 38 mm frame depth design provides substantial blade pitch and structural rigidity, generating the static pressure necessary to overcome the airflow resistance found in dust-filtered or high-component-density enclosures. The precision dual-ball bearing assembly ensures operational continuity in horizontal, vertical, or angled mounting orientations, extending mean time between failures (MTBF) compared to standard sleeve mechanisms. The embedded FG sensor outputs a digital square wave proportional to motor velocity, allowing the master PLC, industrial PC, or chassis controller to continuously verify fan health and execute emergency shutdowns if thermal boundaries are breached.
Application Scenarios and Technical Compatibility
Technical compatibility encompasses standard 24 VDC power buses in variable frequency drives (VFD), CNC machine control cabinets, telecommunication power chassis, uninterruptible power supply (UPS) systems, and high-power inverter units. In high-density industrial control cabinets where heat-generating power semiconductors cause thermal throttling, the EEC0382B1-000U-F99 maintains high volumetric throughput against system backpressure, ensuring sustained cooling and component longevity.
Supply Chain and Lead Time
Units are verified to original factory standards, providing an exact drop-in replacement for OEM service schedules and new panel builds. Standard inventory channels ensure predictable lead time to support immediate MRO plant requirements and minimize machine downtime.










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