Alu 28 Dia 25.5 H Roof Fan w.Motor MPN:4YC71

Dayton ventilators are designed for continuous operation to exhaust general clean, foul air and odors. Typically used for short and/or average resistance duct work. Weather resistant ventilators feature housings constructed of heavy gauge aluminum with a rigid internal support structure, spun aluminum curb cap, a birdscreen and a steel drive frame. All ventilators are UL/cUL listed Standard 705.

Technical Specifications

• Item Downblast Ventilator
• Drive Type - Roof Ventilators Direct Drive
• Duty Rating - Roof Ventilators Standard
• Drive Package With Motor Included Yes
• Voltage - Roof Ventilators 115V AC/230V AC
• Motor HP - Roof Ventilators 1/2 hp
• Base Size - Roof Ventilators 22 in x 22 in
• Number of Speeds 1
• Mounting Location - Roof Ventilators Roof
• Wheel Dia. 13 3/4 in
• Item - Roof Ventilators Downblast Ventilator
• CFM @ 0.000-In. SP 2448
• CFM @ 0.125-In. SP 2393
• CFM @ 0.250-In. SP 2338
• CFM @ 0.375-In. SP 2281
• CFM @ 0.500-In. SP 2220
• CFM @ 0.625-In. SP 2159
• CFM @ 0.750-In. SP 2089
• CFM @ 0.875-In. SP 2018
• CFM @ 1.000-In. SP 1935
• CFM @ 1.250-In. SP 1746
• CFM @ 1.500-In. SP 1474
• Sones @ 0.125-In. SP @ 5 Ft. 17.0
• Sones @ 0.250-In. SP @ 5 Ft. 16.7
• Phase 1
• Hz 60
• Max. Operating Amps 6/3
• Max. BHP 0.6 hp
• RPM 1725
• Base Height 1 3/4 in
• Overall Dia. 28 3/8 in
• Overall Height 23 3/4 in
• Shaft Dia. Wheel End 1/2 in
• Max. Inlet Temp. 130 Degrees
• Housing Material Spun Aluminum
• Wheel Material Aluminum
• Wheel Type Backward Inclined Centrifugal
• Speed Controllable 115V Only
• Adj. 12 3/8"H Roof Curb Stock No. 2ZV82
• Adj. 6 3/8"H Roof Curb Stock No. 4C453
• Assembled/Unassembled Assembled
• Recommended 12 In. Fixed Curb Item No. 2RB76
• Recommended 8 In. Fixed Curb Item No. 4HX39
• Agency Compliance AMCA Sound, Air, UL/cUL 705, CSA Certified Motor
• Dimension A 22 in
• Dimension B 28 3/8 in
• Dimension C 23 3/4 in
• Dimension D 4 in
• Includes NEMA 1 Junction Box

Manufacturer Details

• Manufacturer: Dayton
• Condensed Mfg Number: 4YC71
• MPN: 4YC71

Label Details

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

Classification Details

• Harmonization Code: 8414596560
• 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