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Supply Vent, 12 In

Mfr # 4YC91
Zoro # G2533237

$735.99

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Key Features

Propeller Dia. 12 in
Voltage 115
Motor HP 1/4 hp
Dimension B 28 5/8 in
Mounting Location Roof or Wall

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Product Information

Brand Dayton
MFR # 4YC91
Zoro # G2533237
UPC #
190735337837
Country of Origin United States
Category Direct Drive Axial Downblast Ventilators

Dimensions

Propeller Dia.	12 in
Dimension B	28 5/8 in
Dimension D	6 1/4 in
Base Height	1 3/4 in
Dimension C	16 1/2 in
Recommended Damper Size	15 in x 15 in
Base Length	22 in
Base Width	22 in
Overall Dia.	28 5/8 in
Shaft Dia. Propeller End	1/2 in
Overall Height	18 1/4 in
Dimension A	22 in
Overall Width	28 5/8 in
Overall Length	28 5/8 in
Blade Diameter	12 in
Housing Length	28.6 in
Propeller Shaft Diameter	1/2 in
Damper Size	15 x 15 in
Cutout Length	17.5 in
Cutout Size	17.5 in L x 17.5 in W
Housing Width	28.6 in
Overall Diameter	28.6 in
Base Dimension	22 in Square

Details

Item	Axial Downblast Roof Supply Fan
Voltage	115
Motor HP	1/4 hp
Mounting Location	Roof or Wall
Sones @ 0.250-In. SP @ 5 Ft.	14.3
Requires	Roof Curb for New Installation
Recommended Damper Stock No.	4HX65
Speed Control	48C173
CFM @ 0.250-In. SP	595
Includes	NEMA 1 Junction Box
Recommended 12 In. Fixed Curb Item No.	2RB76
Phase	1
Recommended 8 In. Fixed Curb Item No.	4HX39
Adj. 6 3/8"H Roof Curb Stock No.	4C453
Speed Controllable	Yes
Base Top to Shroud	6 1/4 in
Max. Operating Amps	2.0
Max. BHP	0.07 hp
Standards	AMCA Sound and Air, UL/cUL 705
RPM	1750
Max. Inlet Temp.	120 Degrees F
Sones @ 0.125-In. SP @ 5 Ft.	8.9
CFM @ 0.000-In. SP	929
Propeller Material	Aluminum
CFM @ 0.375-In. SP	415
Hz	60
Housing Material	Aluminum
Adj. 12 3/8"H Roof Curb Stock No.	2ZV82
CFM @ 0.125-In. SP	813
Features	Fully Rolled Baffle Bead for Stability and Ease of Transport With Spun Aluminum Hood Construction, Galvanized Steel Venturi, Inlet and Supports, NEMA 1 Junction Box Located in Motor Enclosure
Application	Industrial and Commercial Applications
Material	Aluminum Blade with Aluminum Housing
Airflow @ 0.000 in SP	929 cfm
Housing Material Fabrication	Spun
Blade Material	Aluminum
Maximum Inlet Air Temperature	120 Degrees F
Base Shape	Square
High-Efficiency Motor	No
Drive Type	Direct Drive
Safety Features	Birdscreen
Motor Efficiency	Standard-Efficiency Motor
Supply Airflow @ 0.250 in SP	594 cfm
Frequency	60 Hz
Includes Motor	Yes
Assembly	Assembled
Brake Horsepower	7/100 hp
Exhaust Airflow @ 0.250 in SP	595 cfm
For High-Static Pressure Applications	No
Exhaust Airflow @ 0.375 in SP	415 cfm
Includes Drive Package	Yes
For Air Type	Clean Air
Supply Airflow @ 0.125 in SP	812 cfm
Airflow @ 0.000 in SP - Range	0 to 1,999 cfm
Motor Enclosure Design	Open Air-Over (OAO)
Current	4.2 A
Exhaust Airflow @ 0.125 in SP	813 cfm
Motor Location	In Airstream
Supply Airflow @ 0.000 in SP - Range	0 to 1,999 cfm
Maximum Fan Speed	1,750 RPM
Motor Horsepower	1/4 hp
Sound Level	12.6 sones @ 0.375 in SP, 14.3 sones @ 0.250 in SP and 5 ft, 8.9 sones @ 0.125 in SP and 5 ft, 9.6 sones @ 0.000 in SP and 5 ft
Motor Enclosure	Open Air Over
Maximum Static Pressure	3/8 in wc
Nameplate Voltage	115V AC
Number of Speeds	1
Supply Airflow @ 0.500 in SP	261 cfm
Supply Airflow @ 0.375 in SP	415 cfm
Number of Blades	4
Exhaust Airflow @ 0.000 in SP	929 cfm
Compatible Speed Control	48C173
Mount Type	Roof Curb
Blade Design	Swept Steeply Pitched
Supply Airflow @ 0.000 in SP	929 cfm
Compatible Curb Manufacturer Part Number	2RB76, 2ZV82, 4C453, 4C670, 4HX39, 4HX47
Electrical Connection	Power Cord

Description

Axial Downblast Roof Supply Fan, Mounting Location Roof, Assembly Assembled, Blade Diameter 12 in, Housing Material Aluminum, Exhaust Airflow @ 0.000 in SP 929 cfm, For High-Static Pressure Applications No, High-Efficiency Motor No, Maximum Static Pressure 3/8 in wc, Motor Enclosure Open Air Over, Motor Horsepower 1/4 hp, Nameplate Voltage 115V AC, Number of Speeds 1, Phase 1, Maximum Inlet Air Temperature 120 Degrees F, Number of Blades 4, Supply Airflow @ 0.000 in SP 929 cfm

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Supply Vent, 12 In

Mfr # 4YC91

Zoro # G2533237

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