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Windstorm™ Stir Fans

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Windstorm™ stir fans available in 4 different sizes; 12", 20", 24" and 36". Great for mixing air in poultry and swine barns.

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Manufacturer: Windstorm™

Windstorm™ stir fans available in 4 different sizes; 12", 20", 24" and 36". Great for mixing air in poultry and swine barns.  


115/230 volt stir fan complete with epoxy coated and adjustable tilt bracket. Features unique hinged front; simply unhook and swing open for maintenance.  All stir fans are variable speed except for 36" which are single speed only.
 

Item# Size HP RPM AMP FPM*

Thrust
(lbf)
**

Thrust
Eff 
Ratio†

kW

THR
CFM

THR
CFM/

Watt

VB12 12" 1/10 1,705 1.0 525 .76 7.0 .109 970 8.9
VB20 20" 1/3 1,706 4.0 1,135 3.69 11.0 .336 3,580 10.7
VB24 24" 1/2 1,716 4.8 1,195 5.62 12.2 .459 5,300 11.5
VBS36A 36" 1/2 823 7.0 940 8.50 15.5 .550 9,880 18.0

*FPM (Feet Per Minute)- Velocity measured center line at a distance 5 times the prop diameter

** pounds of force

† Thrust Efficiency Ration is calculated by dividing the Thrust (lbf) by the kW.

Windstorm™ stir fans available in 4 different sizes; 12", 20", 24" and 36". Great for mixing air in poultry and swine barns.  


115/230 volt stir fan complete with epoxy coated and adjustable tilt bracket. Features unique hinged front; simply unhook and swing open for maintenance.  All stir fans are variable speed except for 36" which are single speed only.
 

Item# Size HP RPM AMP FPM*

Thrust
(lbf)
**

Thrust
Eff 
Ratio†

kW

THR
CFM

THR
CFM/

Watt

VB12 12" 1/10 1,705 1.0 525 .76 7.0 .109 970 8.9
VB20 20" 1/3 1,706 4.0 1,135 3.69 11.0 .336 3,580 10.7
VB24 24" 1/2 1,716 4.8 1,195 5.62 12.2 .459 5,300 11.5
VBS36A 36" 1/2 823 7.0 940 8.50 15.5 .550 9,880 18.0

*FPM (Feet Per Minute)- Velocity measured center line at a distance 5 times the prop diameter

** pounds of force

† Thrust Efficiency Ration is calculated by dividing the Thrust (lbf) by the kW.

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