7 AC Replacement Contractors in Waukesha, WI
Top-Rated AC Replacement Contractors in Waukesha
Dryer Vent Wizard of SE Wisconsin
“281 reviews produce a 4.9 average rating, with every sampled review awarding 5 stars. Reviewers frequently mention specific technician names while describing…”
Majestic Custom Heating and Air Conditioning
“All 194 reviewers award 5 stars, with emergency response and same-day repair mentioned across multiple testimonials. Technicians Jake, Ben, Michael, and Troy…”
Heating and Cooling Drs of Waukesha, Pewaukee and Delafield
“Eight of eight sampled reviews award five stars, with three specifically naming technician William. Five reviewers mention emergency or same-day service…”
All AC Replacement Contractors (7 total)
Energy Saving Systems
“All 17 reviews carry 5-star ratings, with clients praising both routine service and emergency responsiveness.…”
Teko Mechanical Inc.
“Six of eight reviewers awarded 5 stars, with praise for same-day installation, fair pricing, and responsive…”
Waukesha HVAC Contractors
“4 reviewers specifically mention immediate problem resolution, with Craig noting a 45-minute repair…”
AC Replacement Costs in Waukesha
Replacement costs for aging systems in Waukesha. If repair cost exceeds 50% of replacement, replacement is usually more economical.
| Service | Low | Average | High |
|---|---|---|---|
Central AC (3-ton, basic) | $6,160 | $8,960 | $12,320 |
Central AC (4-ton, mid-efficiency) | $8,400 | $11,760 | $15,680 |
Central AC (5-ton, high-efficiency) | $10,640 | $14,000 | $17,920 |
Full HVAC system (AC + furnace) | $12,981 | $15,042 | $15,792 |
Plus ductwork replacement If existing ducts are aged/leaking | $2,352 | $3,360 | $4,480 |
| Repair cost threshold | 50% rule: if repair > 50% of replacement, replace | ||
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Replacement in Waukesha, WI: What to Expect
Waukesha sits within Milwaukee's Great Lakes continental climate zone, where winter temperatures drop to around 14 F while summer peaks reach the low 80s. The cooling season spans roughly 8 to 10 weeks, creating meaningful demand for AC Replacement in Waukesha. Seven contractors serve the area, maintaining an impressive 4.7 average rating across more than 700 verified reviews.
For homeowners considering system upgrades, pricing varies significantly based on efficiency requirements. A basic 3-ton central air conditioning unit runs $6,160 to $12,320, while a 4-ton mid-efficiency system costs $8,400 to $15,680. High-efficiency 5-ton units reach $10,640 to $17,920. Wisconsin does not require a statewide HVAC license, so local licensing requirements apply and homeowners should verify credentials with their municipality.
Local contractors consistently earn strong customer feedback. Majestic Custom Heating and Air Conditioning maintains a 4.9 rating from 194 all-five-star reviews, with technicians Jake, Ben, Michael, and Troy frequently named for emergency response and same-day repairs. Heating and Cooling Drs of Waukesha, Pewaukee and Delafield also holds a 4.9 average, with technician William specifically mentioned across multiple testimonials praising fair pricing and availability.
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All HVAC Contractors in Waukesha, WI
Complete directory of 37 contractors — browse alphabetically
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All HVAC Contractors in Waukesha, WI
Complete directory of 37 contractors — browse alphabetically