Prometheus PCG54FLW57-20G
76 mm x 70 mm x 20 mm · 18-32 V DC
Prometheus centrifugal fan for high-impedance enclosure cooling. Full datasheet, P-Q curve and dimensional drawing available through an RFQ.
Key specifications
Reference values at nominal input conditions, in free air unless stated otherwise. Specifications are subject to change without notice; see the full datasheet for derating curves, tolerances and qualification data.
| Parameter | Specification |
|---|---|
| Frame size | 76 mm x 70 mm x 20 mm |
| Rated voltage | 28 V DC |
| Voltage range | 18-32 V DC |
| Max airflow (free air) | 12.71 CFM |
| Max static pressure | 28.55 mmH2O |
| Rated rotational speed | 7,600 RPM |
| Acoustic noise | 58.0 dB(A) |
| Operating temperature | -55 °C to +70 °C |
Mechanical & environmental
Operating envelope, life expectancy, and environmental qualification summary. Full environmental test report available through an RFQ.
| Parameter | Specification |
|---|---|
| Frame size | 76 mm x 70 mm x 20 mm |
| Protection rating | IP55 configuration option |
| Operating temperature range | -55 °C to +70 °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 at rated input.
The model-specific P-Q curve is included in the full datasheet — contact our engineering team and we will send it with the datasheet package.
