JF28080 — 280mm square DC cooling fan

Review the JF28080 aluminum-frame DC axial fan, mechanical dimensions, airflow curves and model-specific electrical performance.

Model selection

Model series	JF28080
Frame / size	280 × 280 × 80 mm (square)
Power type	DC
Frame	Aluminum alloy
Impeller	Thermoplastic PBT, UL 94V-0
Bearing system	Ball bearing
Life expectancy	50,000 hours at 25 °C
Rated voltages	12 / 24 / 48 VDC
Operating temperature	−10 to +70 °C
Weight	3,400 g
Signal interface options	FG / PWM / RD; confirm the selected configuration when ordering.

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280mm high-airflow DC fan

JF28080 — 280 × 280 × 80 mm

Aluminum-frame, ball-bearing high-volume DC axial fan for HVAC, inverters, industrial ventilation and marine applications. Speed options range from 2,000 to 2,800 RPM, with maximum airflow up to 1,110.4 CFM.

JF28080 280 mm square aluminum-frame DC axial cooling fan — JF28080 aluminum-frame DC axial fan.

Dimensions & performance

JF28080 updated mechanical drawing: 280 mm frame and 80 plus or minus 0.5 mm depth — Nominal size: 280 × 280 × 80 mm. Drawing: 280 ±0.5 mm frame, 80 ±0.5 mm depth, 208.6 ±0.3 mm mounting dimension, 8-M6 and 16-Ø4.5 ±0.1 holes. Click the drawing to view full size.

JF28080 airflow and static-pressure curves at 2000, 2500 and 2800 RPM — Airflow and static-pressure curves at 2,000, 2,500 and 2,800 RPM. Click the chart to view full size.

Model parameters & configuration options

JF28080 model ratings. Maximum airflow and maximum static pressure are separate endpoint ratings; use the curve to check the system operating point.
Model	Rated voltage	Current	Speed	Airflow	Static pressure	Noise
JF28080-12M	12 VDC	8.00 A	2,500 RPM	994.60 CFM	31.60 mmH₂O	58.0 dB(A)
JF28080-24H	24 VDC	5.00 A	2,800 RPM	1,110.40 CFM	31.60 mmH₂O	61.0 dB(A)
JF28080-48L	48 VDC	1.20 A	2,000 RPM	790.10 CFM	21.70 mmH₂O	54.0 dB(A)

Check the full model designation on the datasheet. Confirm wiring and signal options for the selected configuration, and validate performance in the finished equipment.

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