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Square black 120mm frame with 38mm depth and three-wire lead

Fans

Fans PFB1224UHEVoltage 24V 2.4A 120x120x38mm case fan

SKU CH-KEGV-QPP0B MPN PFB1224UHEVoltage

High-speed 120 mm axial fan moves 210 CFM at 5800 RPM with 52 dBA noise

  • High airflow with 210 CFM at 5800 RPM
  • Strong static pressure at 45 km/h wind speed
  • Reliable double ball bearing for long life
  • High power 57.6 W at 24 V 2.4 A
  • Compact 120 x 120 x 38 mm form factor

Industrial-grade 24 V delta fan

The Delta PFB1224UHE is a 120 mm by 38 mm axial case fan built for 24 V DC systems. It draws 2.4 A for 57.6 W and spins at 5800 RPM. Double ball bearings support continuous operation in industrial, medical and rail environments.

Replaces lower-airflow 12 V or 24 V units

Swapping a quieter 12 V fan for this model adds 210 CFM at 45 km/h wind speed. The jump is justified when equipment thermal limits demand maximum forced convection and acoustic tolerance allows 52 dBA.

Delivers 210 CFM at 5800 RPM

That airflow clears dense heatsinks and restricted chassis paths in inverter and drive cooling roles. Headroom ends when noise constraints tighten or when the 24 V supply cannot sustain 2.4 A continuous current.

Highlights

  • High airflow with 210 CFM at 5800 RPM
  • Strong static pressure at 45 km/h wind speed
  • Reliable double ball bearing for long life
  • High power 57.6 W at 24 V 2.4 A
  • Compact 120 x 120 x 38 mm form factor

Specifications

No published specifications for this item yet.

Questions about this item

Will the 120 mm by 120 mm by 38 mm frame fit my standard 120 mm fan mount?

Yes, the 120 mm square footprint matches the common 120 mm mounting pattern, but verify that your chassis or radiator allows the full 38 mm thickness before ordering.

How do I wire the three leads correctly, and which mistake do installers make most often?

Connect the red wire to 24 V, black to ground, and the third lead to the PWM or tachometer header; the frequent error is swapping the signal wire with ground, which stops speed reporting.

When should I plan to replace the double ball bearing assembly?

Double ball bearings typically run for tens of thousands of hours; schedule a swap once audible rumble or vibration appears, or after continuous 24 V operation approaches the manufacturer’s rated lifetime.

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