Enhance your HVAC setup with the MRCOOL® Signature Series 18K Stud Mount Air Handler—designed for exceptional versatility, efficiency, and simplified installation. Built to fit between standard wall studs, this compact and space-saving unit is ideal for areas where traditional air handlers can't be installed, offering flexible solutions for a variety of applications.
Though slim in design, this air handler delivers robust heating and cooling performance when matched with a compatible heat pump or condenser. It offers both front and bottom return air configurations, allowing you to tailor the setup to your specific space and airflow needs. Constructed with a durable galvanized steel cabinet and featuring advanced blower technology, the MRCOOL® Signature Series 18k Stud Mount Air Handler ensures quiet operation and long-lasting reliability. Full cabinet insulation helps reduce condensation and energy loss, while the high-efficiency ECM motor provides consistent airflow and improved energy savings throughout your home. A built-in filter rack allows for quick and easy filter changes, and optional electric heat kits are available to boost performance during colder months.
Backed by a 10-year limited parts warranty, this unit delivers peace of mind along with performance. Whether you're remodeling, upgrading, or building new, the MRCOOL® Signature Series 18k Stud Mount Air Handler is a dependable, space-conscious solution built for comfort and convenience.
| Net Dimensions (In) | 15 D x 36 H x 20.5 W |
| Net Weight (Lbs) | 88 |
| Works With | Signature Series Top Discharge Condensers |
| Tonnage | 1.5 |
| Voltage (V) | 208/230 |
| Phase | 1 |
| Cycle | 60 |
| Max Fuse Breaker (A) | 3 |
| Min Circuit Ampacity (A) | 2.5 |
| Mount Type | Stud Mount |
| Color | Grey |
| Refrigerant Type | R-454B |
| Decibel Rating (Dba) | 53 |
| Air Flow Direction | Upflow |
| Drain Connection Size | 3/4 |
| Liquid Line Size | 3/8 |
| Suction Line Size | 3/4 |
| Blower Motor Type | ECM |
| Blower Motor Hp | 45660 |
| Blower Motor Speeds | 5 |
| Blower Motor Rpm | 960 |
| Filter Type | Replaceable |
| Filter Size | 15 * 19 * 1 |
| Metering Device | Orifice |
| Auxiliary Heater Included | No |
| Auxiliary Heater Available | Yes |
| Auxiliary Heater Sizes | 5kW, 7.5kW, 10kW |
| UL Listed | Yes |
| CSA Listed | Yes |
| ETL Listed | Yes |
| Energy Star Certified | No |
| AHRI Certified | Yes |
| Base Warranty | 10 Year Parts, Limited Lifetime Compressor Warranty |
| Base Parts Warranty | 10 Year |
| Base Compressor Warranty | Limited Lifetime |
| Contains Electronics | Yes |
| Contains Chemicals | Yes |
| Contains Compressed Gas | Yes |
| Proposition 65 Warning | Yes |
| Gross Depth (In) | 18.11 |
| Gross Height (In) | 39.375 |
| Gross Width (In) | 23.22 |
| Gross Weight (Lbs) | 97 |
