Alu 29 L 18.3 H 28.6 W Roof Fan w.Motor MPN:4YC91

Dayton ventilators are designed for situations requiring the steady supply of air under low to moderate static pressures. Features include a fully rolled baffle bead for stability and ease of transport with spun aluminum hood construction. Galvanized venturi, inlet and supports. The NEMA 1 junction box is located in motor enclosure, inlet can handle temperatures up to 120ºF, and all units are UL/cUL listed Standard 705.

Technical Specifications

• Item Direct Drive Axial Supply Ventilator
• Propeller Dia. 12 in
• CFM @ 0.000-In. SP 929
• CFM @ 0.125-In. SP 813
• CFM @ 0.250-In. SP 595
• CFM @ 0.375-In. SP 415
• Sones @ 0.125-In. SP @ 5 Ft. 8.9
• Sones @ 0.250-In. SP @ 5 Ft. 14.3
• Voltage 115
• Hz 60
• Phase 1
• Max. Operating Amps 2.0
• Motor HP 1/4 hp
• Max. BHP 0.07 hp
• RPM 1750
• Max. Inlet Temp. 120 Degrees F
• Base Width 22 in
• Base Length 22 in
• Base Height 1 3/4 in
• Base Top to Shroud 6 1/4 in
• Overall Height 16 1/2 in
• Overall Dia. 28 5/8 in
• Mounting Location Roof Or Wall
• Housing Material Spun Aluminum
• Propeller Material Aluminum
• Shaft Dia. Propeller End 1/2 in
• Speed Control 48C173
• Speed Controllable Yes
• Standards AMCA Sound, Air, UL/cUL 705
• Requires Roof Curb For New Installation
• Includes NEMA 1 Junction Box
• Adj. 12 3/8"H Roof Curb Stock No. 2ZV82
• Adj. 6 3/8"H Roof Curb Stock No. 4C453
• Recommended 12 In. Fixed Curb Item No. 2RB76
• Recommended 8 In. Fixed Curb Item No. 4HX39
• Recommended Damper Size 15 in x 15 in
• Recommended Damper Stock No. 4HX65
• Dimension A 22 in
• Dimension B 28 5/8 in
• Dimension C 16 1/2 in
• Dimension D 6 1/4 in

Manufacturer Details

• Manufacturer: Dayton
• Condensed Mfg Number: 4YC91
• MPN: 4YC91

Label Details

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

Classification Details

• Harmonization Code: 8414596590
• GDS Category Name: Axial Downblast Roof Exhaust Fans with Motor
• GDS Family Name: Roof Ventilators
• GDS Segment Name: HVAC and Refrigeration
• UNSPSC: 40101501
• UNSPSC Class ID: 15
• UNSPSC Commodity Name: Ventilation
• UNSPSC Commodity ID: 01
• UNSPSC Commodity Name: Air collectors
• 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