Ultrapro PCG74FZW76-38G-AK 79mm 48V DC Axial Fan
79.2 mm x 79.2 mm x 38.1 mm · 36-55 V DC
DC axial fan for SWaP-constrained avionics and UAV electronics. Full datasheet, P-Q curve and dimensional drawing available through an RFQ.
Overview
Application and specification highlights for Ultrapro PCG74FZW76-38G-AK 79mm 48V DC Axial Fan.
The Ultrapro PCG74FZW76-38G-AK is a 48V DC axial cooling fan designed for ruggedized electronics enclosures and portable defense equipment. The 79.2mm × 79.2mm × 38.1mm frame balances airflow capacity with installation footprint. Nominal supply is 48V DC, with an operating input window of 36-55V DC. Rated speed is 6,300 RPM.
At rated input, maximum free-air delivery is 68.07 CFM and peak static pressure is 19.37 mmH2O. Acoustic output is rated at 63.5 dB(A).
Build details include IP67 sealing available as a configuration option. Operating temperature range spans -55°C to +85°C.
Key specifications
Reference values for Ultrapro PCG74FZW76-38G-AK 79mm 48V DC Axial Fan at nominal input and in free air: 68.07 CFM free-air flow at 19.37 mmH2O static pressure, supply 36-55 V DC. Specifications are subject to change without notice; see the full datasheet for derating curves, tolerances and qualification data.
| Parameter | Specification |
|---|---|
| Frame size | 79.2 mm x 79.2 mm x 38.1 mm |
| Rated voltage | 48 V DC |
| Voltage range | 36-55 V DC |
| Max airflow (free air) | 68.07 CFM |
| Max static pressure | 19.37 mmH2O |
| Rated rotational speed | 6,300 RPM |
| Acoustic noise | 63.5 dB(A) |
| Operating temperature | -55 °C to +85 °C |
Mechanical & environmental
Operating envelope, life expectancy and environmental qualification summary for Ultrapro PCG74FZW76-38G-AK. Full environmental test report available through an RFQ.
| Parameter | Specification |
|---|---|
| Frame size | 79.2 mm x 79.2 mm x 38.1 mm |
| Protection rating | IP67 configuration option |
| Operating temperature range | -55 °C to +85 °C |
Environmental test details — including specific shock and acceleration profiles — are provided with the engineering review package upon request.
P-Q performance curve
Airflow vs. static pressure characteristics for Ultrapro PCG74FZW76-38G-AK at rated input.
P-Q Curve — PCG74FZW76-38G-AK @ 48V DC
At nominal input conditions, this reference curve maps static pressure from 0-18.8 mmH2O against airflow from 0-68.1 CFM. Use it for first-pass operating-point review; full-resolution P-Q curves, CAD files, and product-specific datasheets are available for qualified RFQ review.
