Alu 28.4 Dia 27.2 H Roof Fan w.Motor MPN:7A558

This exhaust ventilator is designed to meet the general clean air exhaust requirements for industrial and commercial buildings. Rugged and reliable construction makes fan capable of withstanding severe exhaust conditions. This ventilator's spun aluminum construction features a fully rolled windband bead for increased stability and easy transport. Fresh outside air is drawn in under the motor cover to maximize motor life. Drive frame is internally isolated from the rest of the unit through use of neoprene isolators for long life and quiet operation; no steel-to-steel contact. Motors, sheaves, and belts are packed separately when complete, unassembled ventilator with drive package is ordered.

Technical Specifications

• Item Downblast Ventilator
• Drive Type - Roof Ventilators Belt Drive
• Duty Rating - Roof Ventilators Standard
• Drive Package With Motor Included Yes
• Voltage - Roof Ventilators 115 V AC/208 V AC/230 V AC
• Motor HP - Roof Ventilators 1
• Base Size - Roof Ventilators 26 in x 26 in
• Number of Speeds 1
• Mounting Location - Roof Ventilators Roof
• Wheel Dia. 14 3/4 in
• Item - Roof Ventilators Downblast Ventilator
• CFM @ 0.000-In. SP 3163
• CFM @ 0.125-In. SP 3091
• CFM @ 0.250-In. SP 3020
• CFM @ 0.375-In. SP 2952
• CFM @ 0.500-In. SP 2883
• CFM @ 0.625-In. SP 2811
• CFM @ 0.750-In. SP 2739
• CFM @ 0.875-In. SP 2657
• CFM @ 1.000-In. SP 2574
• CFM @ 1.250-In. SP 2370
• CFM @ 1.500-In. SP 2120
• CFM @ 1.75-In. SP 1731
• Sones @ 0.125-In. SP @ 5 Ft. 20
• Sones @ 0.250-In. SP @ 5 Ft. 20
• Sones @ 0.500-In. SP @ 5 Ft. 19.2
• Phase 1
• Hz 60
• Max. BHP 1.05
• RPM 1705
• Base Height 1 3/4 in
• Overall Dia. 28-3/8 in
• Overall Height 25-3/8 in
• Shaft Dia. Wheel End 3/4 in
• Max. Inlet Temp. 180 Degrees
• Housing Material Spun Aluminum
• Wheel Material Aluminum
• Wheel Type Backward Inclined Centrifugal
• Speed Controllable No
• Adj. 12 3/8"H Roof Curb Stock No. 3C437
• Adj. 6 3/8"H Roof Curb Stock No. 4c454
• Assembled/Unassembled Unassembled
• Recommended 12 In. Fixed Curb Item No. 4HX48
• Recommended 8 In. Fixed Curb Item No. 4HX40
• Agency Compliance UL/cUL 705, AMCA Sound, Air
• Dimension A 26 in
• Dimension B 28-3/8 in
• Dimension C 25-3/8 in
• Dimension D 4 in
• Includes 6K321, 3VU40, 4YU95, AK4134, 1VP4058

Manufacturer Details

• Manufacturer: Dayton
• Condensed Mfg Number: 7A558
• MPN: 7A558

Label Details

• Hazardous Material: N
• Green Material Flag: N
• Country of Origin: ZZ
• CA Prop 65 Wht Label: N

Classification Details

• Harmonization Code: 8414599080
• GDS Category Name: Centrifugal Downblast Roof Exhaust Fans with Motor
• GDS Family Name: Roof Ventilators
• GDS Segment Name: HVAC and Refrigeration
• UNSPSC: 40101502
• UNSPSC Class ID: 15
• UNSPSC Commodity Name: Ventilation
• UNSPSC Commodity ID: 02
• UNSPSC Commodity Name: Air exhausters
• UNSPSC Family ID: 10
• UNSPSC Family Name: Heating and ventilation and air circulation
• UNSPSC Segment ID: 40
• UNSPSC Segment Name: Distribution and Conditioning Systems and Equipment and Components

Shipping Details

• Not For Sale In: HI AK PR