MrCool Signature 1.5 Ton Air Handler - Multi-Position, R454B (MCAEAMPSF18C21AA)

MRCOOL 1.5 Ton Multi-Position Air Handler – R-454B Compatible Signature Series Unit

Efficient Indoor Comfort Solution for 18,000 BTU Systems in Compact Spaces

The MRCOOL Signature Series 1.5 Ton multi-position air handler is designed to deliver reliable airflow and comfort for smaller homes, apartments, and additions. Built to pair with 18,000 BTU systems, this unit provides consistent air distribution while maintaining energy-efficient operation.

Its multi-position design allows for upflow, downflow, or horizontal installation, making it ideal for tight spaces like closets, attics, or crawl spaces. With a durable cabinet, copper A-coil, and R-454B compatibility, this air handler is built for long-lasting performance and modern efficiency.

Features & Benefits

• 1.5 Ton capacity designed for 18,000 BTU systems
• Multi-position installation (upflow, downflow, horizontal)
• R-454B compatible for modern, low GWP systems
• Copper A-coil with aluminum fins for efficient heat transfer
• PSC motor with reliable airflow performance
• Compact, lightweight cabinet for easy installation
• Quiet operation around 53 dB(A)
• Durable construction for long-term reliability
• Compatible with most third-party thermostats
• 10-year limited parts warranty

Fast nationwide fulfillment from the USA. Free shipping on qualifying orders over $1,500. See our shipping and returns policy for full details.