AX Explosion Proof 16 inch Aluminum Wall Exhaust Fan w/ Shutters 2580 CFM AX16-4

Build Time:
4 Weeks ?
Ships By:
FedEx Ground

Build Time

The product Build Time you see represented on this site is only a typical number of days the manufacturer states it needs to build the product(s) when ordered. Build times are based on business days (excludes weekends & holidays).

The build time does not include the time it will take to ship the order to you (the customer). If an order has multiple items and comes from multiple warehouses, you may receive part of your order on one day, and then receive the remaining part(s) of your order at a later date.

*Please be aware that seasonal demand of certain equipment may cause build times to run longer than what is typical.

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NOTE: Hazardous location fans are special non-stock items and cannot be returned or cancelled.

The Canarm AX series exhaust fans are a sturdily constructed, direct drive, horizontal discharge fan that is typically used for general ventilation of factories, garages, warehouses and other industrial or commercial buildings. The explosion proof AX fans are available in single-speed only. The AX series housings are constructed of heavy duty aluminum with built in shutters that automatically open when the fan starts and gravity closes when the fan stops.

CLASS I, GROUP C - Atmospheres containing ethyl ether, ethylene, gases or vapors of equivalent hazard.
CLASS I, GROUP D - Atmospheres such as acetone, ammonia, benzene, butane, cyclopropane, ethanol, gasoline, hexane, methane, natural gas, naphtha, propane, or gasses or vapors of equivalent hazard.
CLASS II GROUP F - Atmospheres containing carbonaceous dust, including carbon black, charcoal, coal, or coke dusts that have more than 8% total entrapped volatiles, or dusts that have been sensitized by other materials so that they present an explosion hazard.
CLASS II GROUP G - Atmospheres containing combustible dusts not included in group E or F, including flour, grain, wood, plastic and chemicals.


  • 8” - 24” models have heavy wire chrome plated
  • 30”, 36” & 42” models have grey powder coated guards.
  • Explosion proof motors are class i - group c & d, and class ii - group f & g
  • Motors are totally enclosed, air over with overload protection
  • Sturdily constructed from all-aluminum extrusions
  • Standard heavy duty osha motor mount guard

*NOTE: The motor full load amperage ratings are meant to be used as a general guideline only. the ratings are from the primary motor supplier. these amperage ratings may vary slightly if a different motor supplier is used. it is also possible that a motor manufacture may modify / improve / update a motor in which the amperage rating will change slightly.






a = 20 3/4 in.
b = 17 3/4 in
c = 5 in.
d = 13 3/4 in. (approximation dependent on motor manufacturer)

Model No.:
AX16 -4
115 / 230
New York
Explosion Proof Fans
6.6 / 3.1-3.3
Blade Material:
Blade Size (Inches):
No. of Blades:
CFM High:
Decibels (dBA):
68 @ 5ft
Dimension Inches:
Width: 20.75" Depth: 18.75" Height: 20.75"
Drive Type:
Limited Warranty:
1 Year Limited
Motor Type:
Explosion Proof
RPM High:
Weight lbs.:
Notice: Manufacturer's products features and specifications are subject to change without notice.
California Residents: warning WARNING- This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, please visit


Ask a Question
  • how long for delivry in Montreal area

    Thank you for your question. These units have a 4 week build time, and ship directly from the manufacturer in Brockville, Ontario.

  • do you have regulator speed control

    Thank you for your question.  This unit is only single-speed capable, so it cannot be variably speed controlled.

  • Is this system ideal for paint fumes?

    The hazardous location rating of this fan is appropriate for paint fumes.