Tired of continually replacing your mobile drum fans? Schaefer mobile drum fans have “Schaefer-Tough” polyethylene housing and durable reinforced galvanized steel wheel carriage for impact and rust resistance. These fans are built to last, the best looking fans in the industry and move massive amounts of air at high velocities. A single “Schaefer-Tough” mobile fan will not only take the place of several lower performance fans, but out live them as well, lasting for 10+ years.


Features and Benefits:

  • Non-OSHA deep guards
  • Incredibly quiet for its size and performance levels
  • Extremely high airflow and air throw, rated up to 18,000 cfm
  • Single and two-speed models available
  • UL approved power cord included
  • Optional stacking tabs available
  • Two year warranty
  • Made in the USA


In addition, VKM models feature:

  • Large rubber wheels mounted inside the fan profile for convenience and safety
  • Galvanized steel base for complete corrosion resistance inside and out
  • Narrow fan profile, and ergonomic pull and base handles for easy portability
  • Stacking capability up to four fans high




Blade ColorGray
Blade MaterialGalvanized Steel
CFM (high)16600
CFM (low)10900
CFM Calculation StandardANSI/AMCA Standard 230-99
Component CertificationsMotor – UL/CSA
CordIncluded – Wired
Cord Length (feet)12
Country of OriginUS
Diameter (inches)42
Display NameVKM42-2
Drive TypeBelt
Fixed or PortablePortable
Frequency (Hz)60
Guard ColorWhite
Guard Material & CoatingPowder Coated Steel
Guard Spacing (inches)1/2 – 1 UL507
Housing ColorWhite
Housing MaterialPolyethylene
Max RPM1725
Nameplate Amps12.3
Number of Wings3
Power (hp)1
Product ColorWhite
Product Weight (pounds)140
Speed Control CompatibleNo
SwitchOn product
VFD CompatibleNo