Three Speed Cleanroom HEPA Fan Filter Unit

• Three Speed Toggle 1/5 HP Motor
• 99.99% HEPA, 30% ASHRAE Prefilter
• 500-750 CFM on 2′ x 4′ Unit
• 250-400 CFM on 2′ x 2′ Unit
• UL Listed in USA and Canada

Q Series Fan Filter Units operate on 115 Volts, 277 volts at 60 Hz. Check the label on the front of the unit for voltage, current and frequency of operation. Verify the rating of the branch circuit wiring prior to installation.

Commercially available 1” or 1 – 1/2” T-Grid suspended ceiling systems are not designed to support the weight of any fan powered filter units. Bennett & Bennett supplies 2” T-Grid systems for softwall and hardwall cleanrooms that do provide the support necessary for direct mounting of Q Series Filter Fan Units.


The Q Series Fan Filter Module Units come standard with a 99.99% efficient @ 0.3 micron HEPA filter and a 30% ASHRAE pleated type prefilter. The unit includes four (4) seismic clip suspension points, a safety switch which disables the unit while servicing, and a Three (3) speed control system allowing for fine tuning of the air flow. The housing is fabricated from steel with a white powdered coated finish.

Shown Here on a Clean Fast © M Series the fan sits inside the unit pushing air through that is filtered by the Prefilter that sits on top of the fan.

The energy efficient 1/5 HP motor blower is a forward curved direct drive motor/blower assembly with isolation mounts offered in 115 Volt (60Hz) and 277 Volt (60Hz) versions.

The standard 53 millimeter pleated HEPA filter is protected by a white epoxy diamond pattern grille.


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