The MRCOOL Signature Series MCAESAS4T3621AA is a residential split-system central air conditioning condenser designed to provide reliable cooling performance with a 3-ton (33,000 BTU) capacity and 14.3 SEER2 efficiency rating.
Engineered for matched split-system installation, this outdoor condenser must be paired with a compatible indoor evaporator coil and air handler or furnace for proper operation. The 14.3 SEER2 rating meets current federal minimum efficiency requirements in many regions.
Designed for outdoor installation, this unit is built for durability and long-term performance when properly installed and matched with approved system components. System performance depends on correct refrigerant charging, airflow setup, and professional installation.
Installation must be performed by a licensed HVAC technician in accordance with local mechanical and electrical codes.
Specifications
• Type: Central Air Conditioner (Outdoor Condensing Unit)
• Series: Signature Series
• Cooling Capacity: 3 Ton
• BTU Rating: 33,000 BTU
• Efficiency Rating: 14.3 SEER2
• Configuration: Split-System
• Installation: Outdoor Unit
• Application: Residential Cooling
Warranty
MRCOOL Signature Series air conditioning systems typically include a limited parts warranty when registered and installed by a licensed professional. Warranty coverage may vary based on product registration and installation requirements. Warranty details should be confirmed with the manufacturer or authorized distributor.

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