Parts / Fans
Centrifugal blower, 75.7 x 75.7 x 25 mm
BLOWER-75.7x25Use it for a 75 mm blower ducted onto a 70-80 mm heat sink (frame and curve of the Delta BFB0712HH-A).
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CentrifugalBlower(size=75.7, thickness=25)| Size | 75.7 × 75.7 × 25 mm |
|---|---|
| Free-air flow | 15 CFMDelta BFB0712HH-A datasheet (Specification for Approval, rev 01, cover AUG.27.2007, page 1 NOV.13.2007), https://www.delta-fan.com/Download/Spec/BFB0712HH-A.pdf; digitised from the plotted curve (datasheet page 5); read by eye on a rendered image, not vector-extracted; reading error flow +-0.005 m3/min, pressure +-0.5 mmH2O |
| Shutoff pressure | 243 PaDelta BFB0712HH-A datasheet (Specification for Approval, rev 01, cover AUG.27.2007, page 1 NOV.13.2007), https://www.delta-fan.com/Download/Spec/BFB0712HH-A.pdf; digitised from the plotted curve (datasheet page 5); read by eye on a rendered image, not vector-extracted; reading error flow +-0.005 m3/min, pressure +-0.5 mmH2O |
| mouth | 34.1 mmOutlet mouth width: estimated (0.45 x frame width); the drawing does not dimension the outlet |
Specs are typical values for this class of part, from the sources shown, not one manufacturer's datasheet. Check your chosen part's datasheet before you build.
In an assembly
Ducted onto a finned heat sink
The blower's mouth discharging straight through an aluminium heat sink with 12 fins, the usual way a blower cools a chip in a thin product.
Open the assembly in LessCADBuilt at this size, every part editable