KNP180FL/RFL Guardian/GuardianX NEMA 4 or 4X Series
Indoor/Outdoor Filter Fans

For general ventilating use only. Do not use these fans to exhaust hazardous or explosive material and vapors.
NOT ALL SYSTEMS ARE SUITABLE FOR UTILIZING OUTSIDE AIR.  To protect sensitive components against condensation an enclosure heater or closed-loop cooling is recommended. To protect sensitive components against corrosive elements closed-loop cooling is recommended.
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NEMA 4 or 4X
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• Baked Powder Finish
• Integrated Fan Guards
• Integrated Sealing Gasket
• IP55 Filter Protection
• NEMA 4 or 4X Rating Maintained (if used with provided filter)
• Secure Mounting
• Six-Foot [1.8m] (minimum) 3-Wire Power Cord
• Stainless Steel Shell (NEMA 4X models)
For applications in corrosive or other hostile environments such as those requiring Internal Corrosion Resistant Coatings, especially where chemical/moisture combinations are present.
• UL/CUL Listed
• UL shielded ball bearing motors
• Washable, Reuseable Filter

• Filter-Hood Assemblies (Recommended) for KNP180/KNP225
For all NEMA 4 Units order Part Number KNPA225FL* For all NEMA 4X Units order Part Number KNPA225FLV* *KNPA225FL(V) is the Filter-Hood Assembly part number for all K_NP180FL(V) and K_NP225FL(V) Filter Fans.
• Other Voltages~ both AC and DC
• Replacement Filters for all models order Part Number 0429-01-06
• Reversed Airflow Direction
To order reversed airflow, add "R" after series number. Example: KNP180RFL
• T-Temperature Control (90°F) (AC units only)
• B-Temperature Alarm (130°F)

Guardian KNP180 performance chart

Dimensions, inches [mm], are for reference only and subject to change.
Similar Models for this produxt family are not currently available. Please contact Customer Service for more information.

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