This small muffin fan from Sunon is 1-1/2" square x 3/4" mounted on a 1/1/2" square x 3-1/4" long removeable inlet that narrows to 1-3/8" x 11/16" at the intake end. Draws 800mA at 5VDC, spins approx 6200 rpm and is rated at 7.7cfm. A pair of 3/4" leads with a 3/16" Molex connector plus an external thermistor. UL.
The Magnificent Seven
Well, the pretty nice seven, anyway, in this 7-blade muffin fan, measuring 4-3/4" sq x 7/8" and drawing 280mA at 12VDC. Spins approx 2000 rpm and pushes approx 74cfm. Comes with 8" leads and 3/16" mounting holes at the corners. Velleman® part #BLS 12/120.
And even more fan blades. Choose a white-plastic 5-blade or a
black-plastic 4-blade, each approx 4" across with a 3/16" bore. Designed
for clockwise rotation. No motor. Just blades. (But nice little
Everything big is little now, including this 12VDC muffin fan from Delta. Draws 570mA, spins approx 14K rpm and pushes about 17cfm. Measures 1-1/2" square x 1-3/32" thick with 1/8" mounting holes at the corners. (wire red to +12V, black to ground, blue to freq and yellow probably a thermistor.) Computer cooler or perfect for a hot gerbil habitat. Part #FFBO3812HHN.
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