Lennox 57M85 Combustion Air Blower Assembly 115V 1/20HP Furnace Motor
Lennox · Motors & Motion
Description The Lennox 57M85 is a combustion air blower assembly designed to supply controlled airflow for proper burner operation in HVAC heating systems. It operates at 115 volts with a 1/20 HP motor, delivering consistent air movement for combustion processes. This unit ensures stable ignition and efficient furnace performance in residential and light commercial applications. Technical Specifications Condition New/Never Used Surplus Brand Lennox Category HVAC Part Number 57M85 Subcategory HVAC Accessory & Rebuild Kit & Seal Kit Product Type Combustion Air Blower Assembly Motor Power 1/20 HP Voltage 115 VAC Frequency 60 Hz Current Draw 0.8 A Speed 3300 RPM Application Furnace combustion air supply Installation Type Internal HVAC system mount System Compatibility Lennox furnace systems Weight 7.00 lbs Information About 57M85 The 57M85 is a factory-designed combustion air blower assembly used in Lennox heating equipment to support proper air delivery for combustion systems. It is built with a compact motor and fan assembly engineered for reliable airflow under continuous heating operation. The blower operates at a fixed speed to maintain consistent combustion conditions, helping ensure safe and efficient burner performance. Designed for compatibility with specific Lennox furnace models, it serves as a direct replacement component for maintaining system functionality. Key Features: Combustion Air Function: Provides controlled airflow required for proper burner operation. 1/20 HP Motor: Delivers sufficient power for steady and reliable air movement. 115V Operation: Compatible with standard residential HVAC electrical systems. Fixed Speed Performance: Operates at approximately 3300 RPM for consistent airflow output. Integrated Assembly Design: Combines motor and blower for simplified installation and replacement. Furnace Compatibility: Designed for use in Lennox heating systems. Durable Construction: Built for continuous-duty operation in heating environments. The 57M85 delivers the reliability and precision required for consistent combustion air supply in HVAC furnace systems.
Brand: Lennox · Category: Motors & Motion
Key features
- Combustion Air Function: Provides controlled airflow required for proper burner operation.
- 1/20 HP Motor: Delivers sufficient power for steady and reliable air movement.
- 115V Operation: Compatible with standard residential HVAC electrical systems.
- Fixed Speed Performance: Operates at approximately 3300 RPM for consistent airflow output.
- Integrated Assembly Design: Combines motor and blower for simplified installation and replacement.
- Furnace Compatibility: Designed for use in Lennox heating systems.
- Durable Construction: Built for continuous-duty operation in heating environments.
Specifications
| Manufacturer part number | 57M85 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Lennox |
| Category | HVAC |
| Part Number | 57M85 |
| Subcategory | HVAC Accessory & Rebuild Kit & Seal Kit |
| Product Type | Combustion Air Blower Assembly |
| Motor Power | 1/20 HP |
| Voltage | 115 VAC |
| Frequency | 60 Hz |
| Current Draw | 0.8 A |
| Speed | 3300 RPM |
| Application | Furnace combustion air supply |
| Installation Type | Internal HVAC system mount |
| System Compatibility | Lennox furnace systems |
| Weight | 7.00 lbs |
| Product type | HVAC Accessory & Rebuild Kit & Seal Kit |
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