MRCOOL Signature 36K BTU 3 Ton 14.3 SEER2 Air Conditionar Condenser and Multi-Position Air Handler (M36C21AA4T3621AC)

The MRCOOL® Signature Series 36k Cooling Only Condenser delivers efficient, reliable cooling designed to meet the demands of modern homeowners.

With a 14.3 SEER2 and 11.7 EER2 rating, it offers strong energy savings without sacrificing comfort, making it an excellent solution for both system upgrades and new installations. Factory pre-charged with R-454B refrigerant, this unit supports updated environmental regulations while maintaining the high-performance standards MRCOOL® is known for. The pre-charged design allows for quicker, simpler installation, helping save on time and labor. At the heart of the system is a dependable scroll compressor built for consistent operation and long-term durability. Inner-groove copper tubing improves heat transfer, while integrated sensors monitor pressure and temperature to help protect the system from extreme conditions.

Designed with homeowners in mind, this unit operates at a quiet 63 decibels, comparable to a typical household appliance. A specially engineered sound-control top keeps operation discreet, even during high-demand periods. Meanwhile, a steel louver coil guard and wire fan discharge grille offer added protection to internal components. Installation and maintenance are straightforward, with accessible service valves and a convenient gauge port. And MRCOOL®’s industry-leading standard 10-year limited parts warranty and limited lifetime compressor warranty, making the MRCOOL® Signature Series 36k Cooling Only Condenser a dependable, efficient choice for cooling comfort.

The MRCOOL® Signature Series 36k Multi-Position Air Handler delivers dependable, energy-efficient comfort in any season. With the addition of environmentally friendly R-454B refrigerant, this system supports cleaner standards while helping to lower energy costs and reduce your home's carbon footprint. Designed for flexibility and space efficiency, the unit can be installed in upflow, downflow, or horizontal positions, making it an ideal choice to accommodate a wide variety of residential layouts. Its compact, modern design allows it to fit easily into tight areas like attics, closets, or crawl spaces without sacrificing performance. When paired with a compatible heat pump or condenser, it provides powerful, year-round heating and cooling.

The air handler features a durable galvanized steel cabinet, a high-efficiency ECM blower motor, and copper “A” coils with enhanced aluminum fins for optimized heat transfer and humidity control. Internal thermal insulation minimizes energy loss and condensation, improving both comfort and efficiency. Installation is straightforward and designed to reduce labor time and complexity. A built in air filter rack makes maintenance quick and convenient, while an optional electric heat kit enhances performance in colder climates.

For smart home convenience, this unit works seamlessly with most third-party thermostats, giving you the freedom to choose how you control your comfort without being locked into a specific brand. Backed by a 10-year limited parts warranty, the MRCOOL® Signature Series 36k Multi-Position Air Handler offers lasting performance, efficient operation, and flexible installation for total home comfort.