Lennox furnace and air conditioner prices vary widely by system size, efficiency, and installation complexity; buyers typically pay between $6,000 and $18,000 for a combined furnace and central AC install. This article lists typical Lennox pricing by unit and package and explains the primary cost drivers that determine the final price.
| Item | Low | Average | High | Notes |
|---|---|---|---|---|
| Single Lennox Furnace (installed) | $1,800 | $3,800 | $7,500 | Assumptions: gas furnace, 80%-98% AFUE, standard home. |
| Single Lennox AC Condenser (installed) | $1,600 | $3,900 | $7,000 | Assumptions: 13-20 SEER, matched coil, typical two-person crew. |
| Complete Lennox Furnace + AC Package | $6,000 | $11,000 | $18,000 | Assumptions: 2–3 ton system, includes basic duct hookup. |
| High-efficiency Lennox Package (variable-speed) | $9,500 | $14,500 | $22,000 | Assumptions: 3–5 ton, variable-speed furnace and inverter AC. |
Content Navigation
- Typical Lennox Furnace + AC Package Price For a 2,000 sq ft Home
- Major Quote Components: Materials, Labor, Equipment, Permits, Delivery/Disposal
- How SEER, AFUE, Tonnage, and Ductwork Size Change the Quote
- Cost-Saving Choices When Buying a Lennox System
- How Prices Compare Across Regions and Climate Zones
- Typical Add‑Ons, Replacements, and Hidden Fees That Affect Final Price
- Three Real-World Lennox Quote Examples With Specs and Pricing
Typical Lennox Furnace + AC Package Price For a 2,000 sq ft Home
For a typical 2,000 sq ft U.S. home, a matched Lennox gas furnace and central AC package usually costs $7,000-$15,000 total depending on efficiency and tonnage. A standard 2–3 ton matched Lennox system commonly falls in the $8,000-$12,000 range.
Assumptions: suburban installation, standard single-story or two-story with central ductwork, 14-16 SEER condenser, 80%-96% AFUE furnace.
Major Quote Components: Materials, Labor, Equipment, Permits, Delivery/Disposal
| Component | Low | Average | High |
|---|---|---|---|
| Materials (units, coils, lines) | $1,200 | $3,200 | $8,000 |
| Labor (installation crew) | $800 | $2,500 | $5,000 |
| Equipment (tools, lift, refrigerant) | $150 | $450 | $1,200 |
| Permits & Inspections | $50 | $250 | $800 |
| Delivery/Disposal | $50 | $300 | $1,000 |
Materials and labor typically make up 75%-90% of a Lennox system quote; high-efficiency models push material costs upward.
How SEER, AFUE, Tonnage, and Ductwork Size Change the Quote
SEER, AFUE, and tonnage are the strongest variables: moving from 14 SEER to 20 SEER commonly adds $1,200-$3,500; upgrading from 80% AFUE to 98% AFUE can add $1,000-$3,000. A 3-ton system usually costs 15%-30% more than a 2-ton system from the same product line.
Call 888-896-7031 for Free Local HVAC Quotes – Compare and Save Today!
Specific thresholds: oversized duct runs or additions over 50 linear ft of new ductwork add $800-$3,000; replacement that requires new electrical service or line voltage changes can add $500-$2,500.
Cost-Saving Choices When Buying a Lennox System
Choosing a lower SEER, non-variable-speed model, keeping the existing ductwork intact, and scheduling during off-peak season can reduce the price by $1,000-$4,000. Selecting a factory-matched basic Lennox series rather than premium variable-speed models typically lowers material cost most.
Other practical savings: get multiple quotes, bundle with thermostat or insulation upgrades only if needed, and do basic prep (clear access, move furniture) to reduce labor hours.
How Prices Compare Across Regions and Climate Zones
Prices vary by region: Northeast and West Coast average 5%-15% higher than the national average; rural areas can be 5%-20% higher for travel and minimum charges. Expect Midwest averages to be near the national norm; California and New England can be the priciest markets.
Typical regional delta examples: +10% in West Coast metro, -5% in parts of the South, +12%-20% in remote rural areas due to travel and logistics.
Typical Add‑Ons, Replacements, and Hidden Fees That Affect Final Price
Common add-ons include: new thermostat ($120-$500), matched indoor coil ($200-$900), refrigerant recharge ($150-$450), and condensate pump ($100-$350). Removing and disposing of an old unit usually adds $75-$350 unless bundled in the quote.
Call 888-896-7031 for Free Local HVAC Quotes – Compare and Save Today!
Hidden-fee triggers: restricted access (tight yards, second-story crane) can add $500-$3,000; rush installs or weekend work often add 10%-30% surcharge.
Three Real-World Lennox Quote Examples With Specs and Pricing
| Scenario | Specs | Labor Hours | Total |
|---|---|---|---|
| Budget Replacement | 2 ton, 14 SEER, 80% AFUE, reuse ducts | 10-14 hours | $6,000-$8,000 |
| Mid-Range Upgrade | 3 ton, 16-18 SEER, 95% AFUE, minor duct mods | 14-22 hours | $10,000-$13,500 |
| High-End Comfort Package | 3-4 ton, 20 SEER, variable-speed furnace, new ducts | 20-40 hours | $15,000-$22,000 |
These examples reflect realistic labor and material mixes for U.S. homeowners planning a full furnace and AC replacement.
Tips for Getting the Best HVAC Prices
- Prioritize Quality Over Cost
The most critical factor in any HVAC project is the quality of the installation. Don’t compromise on contractor expertise just to save money. - Check for Rebates
Always research current rebates and incentives — they can significantly reduce your overall cost. - Compare Multiple Quotes
Request at least three estimates before making your choice. You can click here to get three free quotes from local professionals. These quotes include available rebates and tax credits and automatically exclude unqualified contractors. - Negotiate Smartly
Once you've chosen a contractor, use the proven strategies from our guide — How Homeowners Can Negotiate with HVAC Dealers — to get the best possible final price.