Coleman OEM S1-37319801821 Combustion Air Booster Assembly | Draft Inducer Blower with Fasco Motor

Product Description

Restore proper combustion airflow with the Coleman OEM S1-37319801821 Combustion Air Booster Assembly. This genuine OEM draft inducer assembly is designed to draw fresh combustion air into the burner while safely venting exhaust gases through the flue. Proper operation of the inducer is essential for reliable ignition, efficient combustion, and safe furnace performance.

This complete assembly includes the blower housing, impeller, and Fasco motor for a direct OEM replacement. It features a 115-volt, single-speed, 1/150 HP motor operating at approximately 3300-3315 RPM with CCWSE (Counter-Clockwise Shaft End) rotation. The assembly measures approximately 9-7/8 inches long with a 3-7/8 to 4-inch diameter housing.

The S1-37319801821 replaces several earlier Coleman part numbers, including 373-19801-820, 373-19801-821, and S1-37319801820. It is commonly used on Coleman, Evcon, and York DGAA, DGAH, DGPA, and DGPH series gas furnaces, including models such as:

• DGAA056BDTA
• DGAA070BDTA
• DGAA070BDTB
• DGAA077BDTA
• DGAA077BDTB
• DGAA090BDTA
• DGAH056 Series
• DGAH077 Series
• DGPA090 Series
• DGPH090 Series

This assembly is a direct OEM replacement designed for reliable performance and long service life.

Always disconnect electrical power before servicing your furnace and verify your furnace model and existing part number before ordering.

Key Features

• Genuine Coleman York OEM combustion air booster assembly
• Current Part Number: S1-37319801821
• Includes complete blower housing, motor, and impeller
• Manufacturer Motor: Fasco 7158-0029
• 115 Volt, 60 Hz, Single Speed
• 1/150 HP
• Approximately 3300-3315 RPM
• CCWSE (Counter-Clockwise Shaft End) rotation
• Ball bearing motor for long service life
• Overall dimensions: approximately 9-7/8" long × 3-7/8" to 4" diameter
• Helps ensure proper combustion airflow and exhaust venting
• Restores reliable ignition and furnace performance
• Replaces 373-19801-820, 373-19801-821, and S1-37319801820
• Compatible with many Coleman, Evcon, and York DGAA, DGAH, DGPA, and DGPH gas furnaces
• Verify your furnace model and part number before purchasing.