3218J/2H4P-208 ebmpapst 48VDC 50W 92x92x38mm Axial Fan

Description

ebmpapst 3218J/2H4P-208 92 x 92 x 38 mm 48 VDC 50 W high-performance axial fan. This S-Force series unit is constructed with a glass-fiber reinforced PBT plastic housing and impeller, utilizing a precision dual ball bearing system for high-speed stability. It features a 4-wire interface supporting integrated PWM speed control and a tachometer signal output for real-time monitoring. The internal commutation electronics provide protection against reverse polarity and rotor locking, while the aerodynamic design achieves a maximum airflow rate of 280.5 m³/h at a rotational speed of 13000 RPM.

3218J/2H4P-208 Specifications
Model: 3218J/2H4P-208
Brand: ebmpapst
Nominal Voltage: 48 VDC
Voltage Range: 36 to 72 VDC
Power Consumption: 50 W
Nominal Current: 1.0 A
Rotational Speed: 13000 RPM
Airflow: 280.5 m³/h (165 CFM)
Dimensions: 92 x 92 x 38 mm
Bearing Type: Ball Bearing
Material: Glass-fiber reinforced PBT plastic
Interface: 4-wire (Lead type)
Control Input: PWM
Output Signal: Speed signal (Tacho)
Operating Temperature: -20 to +70 °C
Service Life (L10): 50000 h at 40 °C
Weight: 0.28 kg
Sound Power Level: 7.3 Bels
Sound Pressure Level: 73 dB(A)
Protection Rating: IP20

3218J/2H4P-208 Applications
Primary applications include integration into high-density 1U server rack cooling systems, industrial workstation thermal management, and telecommunications base station ventilation. Deployed within CNC control cabinets, medical imaging equipment, and high-performance network switching hardware requiring concentrated airflow and precise PWM thermal regulation.

Additional information