OVERVIEW

Official designation: ebm-papst 4414 HHR (4400 Series, DC Axial Fan)

Role/Application: This DC axial fan is engineered for high performance in forced air cooling and heat dissipation, ensuring thermal stability for industrial systems, cabinets, and electronic enclosures operating on 24 VDC.

KEY SPECS SUMMARY

Power: 24 V DC, 18 to 28 V range, 14 W

Interfaces / Ports: 2 wire leads, stripped and tin-plated

Indicators: N/A

Operating Temp: -20 degrees C to 70 degrees C

Platform / Compatibility: Ball bearing, dimensions 119 x 119 x 38 mm

Limit: Max air flow is 285 m3/h, max speed 5000 RPM

Lifecycle: Active, optional control and alarm signals available

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What are the nominal air flow and sound pressure level of the 4414 HHR fan?

A: The nominal air flow is 285 m3/h at free air and the sound pressure is 55 dB(A).

Wiring & Installation:

Q: What are the two wire colors and their corresponding functions for power connection?

A: The red wire is for plus UB and the blue wire is for minus GND.

Troubleshooting & Compatibility:

Q: What type of motor protection and what are the size and material of the housing?

A: It has protection against reverse polarity and locked rotor; the housing is 119 mm plastic.

Replacement & Upgrades:

Q: What is the service life of the fan at both 40 degrees C and maximum temperature?

A: Service life L10 is 50000 hours at 40 degrees C and 25000 hours at 70 degrees C.