- By: Alina Samarskaya
- Solar PV panels
- Updated: May 19, 2026
Central Air Conditioners
MRCOOL VersaPro® 2nd Gen 18k BTU 1.5-Ton 18.8 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity18000 BTU
- Max. Coverage Area750 sq.ft.
- Tonnage1.5 Ton
- SEER218.8 SEER2
Delivery on Jun 15–18
MRCOOL VersaPro® 2nd Gen 24k BTU 2-Ton 18.1 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity24000 BTU
- Max. Coverage Area1000 sq.ft.
- Tonnage2 Ton
- SEER218.1 SEER2
Delivery on Jun 15–18
MRCOOL VersaPro® 2nd Gen 30k BTU 2.5-Ton 17 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity30000 BTU
- Max. Coverage Area1250 sq.ft.
- Tonnage2.5 Ton
- SEER217.0 SEER2
Delivery on Jun 15–18
MRCOOL VersaPro® 2nd Gen 36k BTU 3-Ton 16.1 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity36000 BTU
- Max. Coverage Area1500 sq.ft.
- Tonnage3 Ton
- SEER216.1 SEER2
Delivery on Jun 15–18
Costway 24k BTU 2-Ton 18 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity24000 BTU
- Tonnage2 Ton
- SEER218.0 SEER2
Delivery on Jun 17–23
Costway 24k-36k BTU 2-3-Ton 18.6-20 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- Tonnage2-3 Ton
- SEER218.6-20 SEER2
Delivery on Jun 17–23
Costway 36k BTU 3-Ton 19 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity36000 BTU
- Tonnage3 Ton
- SEER219.0 SEER2
Delivery on Jun 17–23
MRCOOL Universal 24k BTU 2-Ton 18.6 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity24000 BTU
- Tonnage2 Ton
- SEER218.6 SEER2
Delivery on Jun 15–18
MRCOOL Hyper Heat 2nd Gen 30k BTU 2.5-Ton 16.8 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity30000 BTU
- Tonnage2.5 Ton
- SEER216.8 SEER2
Delivery on Jun 15–18
MRCOOL VersaPro® 2nd Gen 48k BTU 4-Ton 16 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity48000 BTU
- Max. Coverage Area2000 sq.ft.
- Tonnage4 Ton
- SEER216.0 SEER2
Delivery on Jun 15–18
MRCOOL Universal 30k BTU 2.5-Ton 17.2 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity30000 BTU
- Tonnage2.5 Ton
- SEER217.2 SEER2
Delivery on Jun 15–18
MRCOOL VersaPro® 2nd Gen 60k BTU 5-Ton 15.2 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity54000 BTU
- Max. Coverage Area2500 sq.ft.
- Tonnage5 Ton
- SEER215.2 SEER2
Delivery on Jun 15–18
Costway 48k-60k BTU 4-5-Ton 17-17.5 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- Tonnage4-5 Ton
- SEER217-17.5 SEER2
Delivery on Jun 17–23
Costway 60k BTU 5-Ton 17 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity60000 BTU
- Tonnage5 Ton
- SEER217.0 SEER2
Delivery on Jun 17–23
MRCOOL Universal 36k BTU 3-Ton 18 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity36000 BTU
- Tonnage3 Ton
- SEER218.0 SEER2
Delivery on Jun 15–18
MRCOOL Hyper Heat 2nd Gen 48k BTU 4-Ton 16.5 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity48000 BTU
- Tonnage4 Ton
- SEER216.5 SEER2
Delivery on Jun 15–18
MRCOOL Universal 48k BTU 4-Ton 17.5 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity48000 BTU
- Tonnage4 Ton
- SEER217.5 SEER2
Delivery on Jun 15–18
MRCOOL Universal 60k BTU 5-Ton 17.5 SEER2 Ducted Central Air Conditioner with Heat Pump
- TypeCentral Systems
- BTU Capacity60000 BTU
- Tonnage5 Ton
- SEER217.5 SEER2
Delivery on Jun 15–18
- Overview
- Articles
Central Air Conditioning
How Central AC Works
Central air operates as a split system with outdoor condenser and indoor air handler. Refrigerant cycles between units, absorbing indoor heat and releasing it outside while distributing conditioned air through existing ductwork.
⚡ SEER Rating
14-25 efficiency range
💰 Energy Savings
20-30% vs older units
🕒 Lifespan
15-20 years average
System Sizing Guide
Proper sizing requires professional load calculations based on square footage, insulation, and climate. Oversized systems waste energy and fail to dehumidify properly.
🏠 Sizing Guidelines
- 1,200-1,500 sq ft: 2-2.5 tons
- 1,500-2,100 sq ft: 2.5-3.5 tons
- 2,100-2,700 sq ft: 3.5-4 tons
- 2,700 sq ft: 4 tons
Central AC vs Heat Pumps
| Feature | Central AC | Heat Pump |
|---|---|---|
| Installation Cost | $3,500-$7,500 | $4,000-$8,500 |
| Heating Efficiency | 80-98% AFUE | 300-400% efficiency |
| Cold Weather | Consistent | Reduced below 25°F |
Installation Costs
Installation ranges $3,500-$15,000 depending on ductwork condition and system complexity. Homes with existing ducts cost significantly less than complete installations.
💡 Additional Costs
- Electrical upgrades: $500-$2,000
- Ductwork modifications: $1,000-$5,000
💳 Financing
0% interest available for 12-60 months on qualified purchases
Efficiency Ratings
| Rating | Good | Better | Best |
|---|---|---|---|
| SEER | 14-16 | 17-19 | 20 |
| EER | 11-12 | 13-14 | 15 |
Maintenance Requirements
Monthly filter changes and seasonal cleaning ensure optimal performance. Professional maintenance includes refrigerant checks, coil cleaning, and system calibration.
Yes, refrigerant handling requires EPA certification and electrical work needs permits. Professional installation ensures safety, warranty coverage, and optimal performance.
Unit size depends on home square footage, insulation, and climate. A 2,000 sq ft home typically needs 3-4 tons. Oversizing wastes energy and reduces humidity control.
Central air conditioning system cost ranges $3,500-$7,500 for homes with existing ductwork. Complete installations with new ducts cost $8,000-$15,000 including permits and labor.
Central air conditioning for apartments requires landlord approval and existing ductwork. Mini-split systems offer an alternative for apartments without ducts.
The best central heating and air conditioning system combines high SEER ratings (16 ), variable-speed technology, and proper sizing. Top brands include Carrier, Trane, and Lennox.
Central air conditioning service should occur annually before cooling season. Find "central air conditioning repair near me" for tune-ups, filter changes, and refrigerant checks.
Yes, central air conditioning systems filter air through the return ducts. Upgrade to HEPA or electronic filters for improved indoor air quality and allergen removal.
Expert Tip: ENERGY STAR systems with 16 SEER qualify for federal tax credits up to $300 plus utility rebates of $200-$1,000.
— Sergey Fedorov, Co-founder & CTO
Advanced Features
🎯 Variable Speed
Modulates 25-100% output for 30-50% energy savings vs single-stage systems
🌬️ Smart Controls
Zoning, remote monitoring, and home automation integration
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