MRCOOL
MRCOOL Signature 3 Ton up to 14.3 SEER2 36,000 BTU Split Air Conditioner
MCAESAS4T3621AA
33,000 BTU · 14.3 SEER2 · 208/230V · R-454B
Part of Signature Series – Condensers
- Cooling capacity
- 33,000 BTU3 tons
- Efficiency
- 14.3 SEER2
- Power
- 208/230V30A breaker
- Refrigerant
- R-454B
Call for pricing Add it to your cart and send us a quote request — or call 678-467-5515.
Not sure about the size? Use the BTU sizing calculator, or call us and we'll size it with you. Professional installation by a licensed HVAC contractor is required for the manufacturer warranty.
Distributor pricing and stock: call 678-467-5515 or email sales@discountkings.net.
About this product
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.
Documents & manuals
Specifications
| Type | Condenser (outdoor unit) |
|---|---|
| Series | Signature Series |
| Cooling capacity | 33,000 BTU |
| Nominal size | 3 tons |
| SEER2 | 14.3 |
| EER2 | 11.7 |
| Airflow | 2750 CFM |
| Sound level | 63 dBA |
| Voltage | 208/230V |
|---|---|
| Phase | 1-phase |
| Min. circuit ampacity (MCA) | 22.2 A |
| Max. breaker (MOP) | 30 A |
| Refrigerant | R-454B |
|---|---|
| Factory charge | 98.1 oz |
| Max. line length | 150 ft |
| Liquid line | 3/8" |
| Suction line | 3/4" |
| Dimensions (in) | 29.14 W × 29.14 D × 25 H |
|---|---|
| Weight | 152 lb |
| Shipping weight | 160 lb |
| Color | Grey |
| AHRI certified | Yes |
|---|---|
| Safety listing | UL, ETL |
| Parts warranty | 10 years |
| UPC | 840255595742 |

