The 24K MRCOOL® DIY Hybrid™ Air Handler is a smart, flexible solution for heating and cooling spaces up to 1,000 square feet. Designed for easy pairing with MRCOOL® DIY condensers, it allows for a seamless, do-it-yourself installation—ideal for replacing older HVAC systems. Its painted galvanized steel exterior ensures durability and long-lasting performance, while the built-in self-diagnostics panel simplifies troubleshooting by quickly identifying error codes and reducing downtime. This air handler supports multiple installation configurations—including upflow, downflow, and horizontal left or right—making it adaptable to a variety of home layouts. It uses R-454B refrigerant, an environmentally conscious option that offers high performance with reduced environmental impact. For added warmth during colder months, an optional heat kit can be included for increased year-round comfort and versatility. The unit also comes equipped with the MRCOOL® Smart Wi-Fi Thermostat, allowing easy control via the touchscreen or the MRCOOL® app. This smart feature makes it simple to customize your indoor climate and maintain optimal comfort with minimal effort, whether you’re home or away. Backed by a 5-year parts warranty, the 24K MRCOOL® DIY Hybrid™ Air Handler combines energy efficiency, convenience, and reliability. It’s a cost-effective, modern upgrade for homeowners seeking greater control, performance, and peace of mind in their home HVAC systems.
| Net Dimensions (In) | 21.02 D x 45 H x 17.52 W |
| Net Weight (Lbs) | 104.72 |
| Works With | DIY MZ or 24K DIY Condenser |
| CFM | 824 / 759.3 / 694.5 / 629.8 / / |
| Tonnage | 2 |
| Cooling Capacity (Btu) | 24000 |
| Heating Capacity (Btu) | 24000 |
| Voltage (V) | 208/230 |
| Phase | 1 |
| Cycle | 60 |
| Max Fuse Breaker (A) | 15 |
| Min Circuit Ampacity (A) | 4 |
| Color | Gray |
| Rated Load | 3 |
| Max Coverage Area | 1050 |
| Refrigerant Type | R-454B |
| Decibel Rating (Dba) | 42.5 |
| Decibel Rating Low (Dba) | 29 |
| Decibel Rating High (Dba) | 44 |
| Number Of Speeds | 4 |
| Drain Connection Size | 3/4 |
| Lineset Included | Yes |
| Max Lineset Length (Ft) | 164 |
| Liquid Line Size | 3/8 |
| Suction Line Size | 5/8 |
| Filter Type | Replaceable |
| Filter Size | Refer to Installation Manual |
| Metering Device | EEV |
| Auxiliary Heater Included | No |
| Auxiliary Heater Available | Yes |
| Auxiliary Heater Sizes | 5kW, 8kW, 10kW, 15kW |
| Adjustable Thermostat | Yes |
| Wifi Compatibility | Yes |
| App Compatibility | Yes |
| Works With Ios | Yes |
| Works With Android | Yes |
| Remote Control Included | No |
| UL Listed | Yes |
| CSA Certified | Yes |
| ETL Certified | Yes |
| Energy Star Certified | Yes |
| AHRI Certified | Yes |
| Registered Warranty | Extended Limited Lifetime* |
| Base Warranty | 5 Year Parts |
| Base Parts Warranty | 5 Years |
| Contains Electronics | Yes |
| Contains Chemicals | Yes |
| Contains Compressed Gas | Yes |
| Proposition 65 Warning | Yes |
| Restricted States | GU;PR;VI |
| Gross Depth (In) | 26.57 |
| Gross Height (In) | 48.62 |
| Gross Width (In) | 20.87 |
| Gross Weight (Lbs) | 126.76 |