The Signature 1.5 Ton up to 14.3 SEER2 18,000 BTU Split Air Conditioner is a 1.5-ton central split-system air conditioner rated at about 18,000 BTU and 14.3 SEER2. It's designed for whole-home comfort in spaces around 600-900 sq. ft.
Why you'll love it
- 14.3 SEER2 efficiency
- 1.5-ton (18,000 BTU) capacity for homes around 600-900 sq. ft.
- Factory-sealed, ready for professional installation
- Pairs with a matching indoor air handler or coil
Specifications
- Capacity: 1.5 ton (~18,000 BTU)
- Efficiency: 14.3 SEER2
- Suited for homes: around 600-900 sq. ft.
- Type: Central Split System Air Conditioner
- Model: MCAESAS4T1821AA
Installation & warranty
This system must be installed by a licensed HVAC professional. Backed by the manufacturer's warranty.
Frequently asked questions
What size home does the 1.5-ton MCAESAS4T1821AA cool?
A 1.5-ton system (~18,000 BTU) is generally sized for homes around 600-900 sq. ft., though proper sizing depends on a load calculation.
Can I install this myself?
No — central and packaged systems require a licensed HVAC professional for installation, refrigerant handling and startup.
Is heating included?
No — this is a cooling condenser that pairs with your furnace or air handler for heating.
What refrigerant does it use?
Refer to the model specifications for the exact refrigerant type.
Does it need matching components?
Yes — pair it with a correctly matched indoor air handler or evaporator coil for rated performance.
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