Description
US Motors N331 Draft Inducer Assembly Overview
The US Motors N331 is a 460-volt, 1/10 HP draft inducer assembly engineered to provide consistent, dependable combustion airflow in residential and light commercial heating applications. As a complete inducer assembly, the N331 simplifies replacement by combining the motor and blower wheel into a single, ready-to-install unit — reducing downtime and eliminating the guesswork of sourcing individual components.
Key Features
- Rated voltage: 460V for compatibility with commercial-grade heating equipment
- Motor output: 1/10 HP for efficient, low-energy inducer operation
- Complete assembly design — motor and blower wheel included for fast, straightforward installation
- Built to US Motors’ exacting quality standards for long service life and reliable performance
- Designed as a direct OEM-style replacement to restore proper draft and combustion airflow
- Helps maintain proper heat exchanger operation and system efficiency
Application
The N331 inducer assembly is suited for use in forced-air furnaces and heating systems that require a dedicated draft inducer motor to vent combustion gases safely and efficiently. Proper inducer operation is critical to maintaining system safety, fuel efficiency, and heat exchanger longevity.
Why Choose US Motors
US Motors is a trusted name in HVAC motor technology, known for producing high-quality replacement motors and assemblies that meet or exceed OEM specifications. The N331 reflects this commitment — offering HVAC professionals a reliable, drop-in solution backed by a reputable manufacturer.







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