Product Review

These SF shutter exhaust fans have a totally enclosed motor and comes complete with built in speed switches and a 9' cord. no electrician is required, just mount the fan in the wall and plug it into an approved receptacle. the corrosion resistant aluminum shutter comes complete with a tie bar to reduce shutter flapping and keep the shutters closed when the fan is not running. on the intake side of the fan the balanced aluminum blade is protected by a strong painted grill.

Features:
built in speed switch with 9' cord attached
comes totally assembled out of the box
totally enclosed maintenance free motor
corrosion resistant aluminum shutter with tie bar to reduce shutter flapping and opening on windy days
safety painted grill on intake side meets osha standards

Motor features:
csa/csa-us approved
50/60 hz
f class insulated
follow nema standards either 48 or 56 frame
dupont nomex insulation
rotors have been balanced to reduce noise vibration and prolong life
motor enclosures have been machined to <0.5mm to reduce rotor shaft play
csa/csa-us for an ambient temperature of 40°c but will stand up to 65°c (149°f)
copper windings rated at h class
bearing specifications - 40°c to 140v c
capacitor rating 450vac, 10,000 hours for extended life
silicon steel rotors and stators

Applications:
designed for agricultural, horticultural,factories, warehouses, garages, attics and restaurants
remove and control unwanted condensation
exhaust obnoxious fumes
exhaust excessive heat
improve inside air quality