The Infinity 21 air conditioner price reflects a high-efficiency, variable-speed outdoor unit commonly paired with matched Infinity indoor equipment. Buyers typically pay for the unit plus installation; national installed totals vary mainly by tonnage, SEER, labor access, and whether the indoor coil and controls are replaced.
| Item | Low | Average | High | Notes |
|---|---|---|---|---|
| Unit Only (per ton) | $1,000-$1,300 | $1,400-$1,800 | $2,100-$2,600 | Assumptions: OEM unit, new model supply |
| Installed 2-3 Ton System | $4,200 | $6,500 | $10,500 | Includes basic install, Midwest labor |
| Installed 3.5-5 Ton System | $5,500 | $8,500 | $12,500 | Assumptions: suburban, standard ductwork |
| Replacement Coil/Controls | $450 | $950 | $1,800 | Replaces indoor coil, thermostat |
Total Installed Price for Infinity 21 Air Conditioner
Typical installed cost for a matched Infinity 21 system is $4,200-$12,500 depending on tonnage and scope. A 2-3 ton replacement in an accessible suburban home usually runs $4,200-$7,500; a 3.5-5 ton for a larger house often costs $6,000-$12,500. Assumptions: labor rates $75-$125 per hour, standard ductwork, single-story access.
Material, Labor, and Equipment Line Items in Quotes
Most quotes separate the outdoor unit, indoor coil/air handler, refrigerant, labor, and disposal into distinct line items.
| Materials | Labor | Equipment | Delivery/Disposal |
|---|---|---|---|
| $1,400-$4,500 (unit & coil) | $600-$3,000 () | $150-$600 (vacuum pump, gauges) | $75-$400 (old unit removal) |
How SEER, Tons, and Home Size Affect Final Price
Higher SEER, larger tonnage, and bigger homes drive exponentially higher prices: expect +10%-25% for top SEER options and +$800-$2,000 per added ton. Examples: upsizing from 2.5 to 3.5 tons adds roughly $800-$1,600; choosing higher SEER/variable-speed options can add $700-$2,000 vs basic models. Assumptions: price deltas measured on typical residential installs.
Common Site Conditions That Add Charges
Tight access, long refrigerant lines, and needed duct repairs commonly increase the quote by $300-$2,500. Specific triggers: more than 25 linear ft of new refrigerant line adds $200-$600; roof or second-story installs add $300-$1,200 for crane, lifts, or extra crew; duct sealing/repair ranges $400-$2,000.
Cost-Saving Choices When Buying an Infinity 21 Unit
Controlling scope—like reusing an undamaged coil, scheduling off-season installs, and comparing three local quotes—reduces the installed price substantially. Practical moves: replace only the outdoor unit when indoor coil is compatible (-$500 to -$1,200), book in spring/fall to avoid peak demand (-5%-15%), and accept slab-level placement over crane service (-$300 to -$1,000).
How Prices Vary by U.S. Region and Market
Expect prices ~10%-30% higher in coastal metro areas and up to 15% lower in rural Midwest relative to national averages. Typical regional deltas: Northeast/West Coast +10%-30%; Sunbelt metro areas +5%-20% in summer; Midwest/rural -5% to -15%. Assumptions: same system specs, local labor variations included.
Real-World Quote Examples With Specs and Costs
Three common quotes help illustrate totals: basic replacement, full matched system, and premium variable-speed install.
| Scenario | Specs | Labor Hours | Total |
|---|---|---|---|
| Basic Replace | 2.5 ton, reuse coil, standard lines | 4-6 (× $85/hr) | $4,200-$5,200 |
| Matched System | 3.5 ton, new coil, thermostat upgrade | 8-12 (× $95/hr) | $7,500-$9,500 |
| Premium Install | 4.0-5.0 ton, variable-speed, long line set | 10-16 (× $100/hr) | $10,000-$12,500 |
Additional Fees, Permits, and Maintenance That Impact Price
Permits, EPA refrigerant fees, and disposal often add $75-$450 to the invoice; planned annual tune-ups run $75-$200 per year. Typical extras: permit $50-$250, refrigerant surcharge or recovery fee $50-$200, extended warranties $150-$600. Regular maintenance preserves efficiency and reduces 5-year ownership costs.