The Lennox 27K31 M1WD009S6-1P is a high-performance mini-split air handler engineered for reliable comfort in both residential and light commercial applications. Designed for compatibility with ductless HVAC systems, this 0.75-ton unit delivers efficient air distribution and dependable operation with 208-230 VAC single-phase 60 Hz power. The 1-way cassette configuration provides discreet ceiling-mount installation with uniform airflow, making it ideal for spaces where wall-mounted units are impractical or where a more even air distribution is desired.

Built by Lennox, a trusted name in HVAC, the 27K31 features durable construction and precise airflow control. Quiet performance and responsive temperature regulation optimize comfort while minimizing energy waste. This air handler integrates seamlessly with matched outdoor condenser units to form a complete mini-split system that enhances indoor air quality and overall system efficiency. Easy to install and service, the 27K31 is a solid choice for contractors and homeowners seeking a balanced combination of performance, reliability, and value.

Key Features

Applications:

This Lennox 1-way cassette air handler is suitable for bedrooms, offices, retail spaces, dens, small apartments, and other zones where efficient, unobtrusive cooling and heating are required. Its cassette form factor makes it especially effective in open floor plans or areas with limited wall space.