5 AC Repair Contractors in Sussex, WI

4.7 avg rating
1,407 total reviews2 offer 24/7 service

Top-Rated AC Repair Contractors in Sussex

#1

Interstate Heating Co., Inc.

4.9(1,015 reviews)
24/7 Highly Rated

Across 959 reviews, technicians Eric, Chris, Dylan, and Josh each receive multiple named mentions for their diagnostic skill and professionalism. Positive…

N53 W24950 S Corporate Cir, Sussex, WI 53089
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#2

Cardinal Heating, Cooling, Plumbing & Electric

5.0(288 reviews)
24/7 Highly Rated

All five sampled reviewers award perfect 5 stars, with recurring themes of trustworthiness, skilled electricians, fair pricing, and rapid emergency response.…

N63W22633 Main St Ste. 107, Sussex, WI 53089
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#3

Country Stove & Fireplace

4.4(84 reviews)

All five-star reviewers mention specific team members by name, with Jeff A. and Bobby Grasch each appearing across multiple positive accounts. Customers…

W232N6008 Waukesha Ave, Sussex, WI 53089
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All AC Repair Contractors (5 total)

Becker's Heating & Air Conditioning

4.1(15)

Fourteen reviewers collectively award this contractor a 4.1-star average, with every published rating at full…

W232N6198 Waukesha Ave, Sussex, WI 53089
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J McHugh Heating and Cooling llc

5.0(5)

Four of five reviews specifically name the technician who performed the work, with each mentioning honest…

N87w23183 N Lisbon Rd, Sussex, WI 53089
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AC Repair Costs in Sussex

Typical repair costs for Sussex homeowners, by problem type.

ServiceLowAverageHigh
Diagnostic / service call
Usually credited toward repair
$83$132$220
Refrigerant recharge (R-410A)
$165$385$770
Capacitor replacement
$132$275$495
Fan motor replacement
$275$495$770
Compressor replacement
$880$1,980$3,080
Evaporator coil repair
$440$990$1,650
Labor (hourly rate)
Per hour during business hours
$83$121$165

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Repair in Sussex, WI: What to Expect

Sussex sits within the Milwaukee metropolitan area, where Great Lakes continental weather creates a sharp seasonal divide. Winters here regularly plunge to 14 F, while summers briefly climb toward 83 F, making the roughly 8-to-10-week cooling season intensely focused. This climate pattern makes reliable AC Repair in Sussex essential for homeowners during those hot summer weeks. Five contractors serve the area, collectively earning an impressive 4.7 average rating across more than 1,300 consumer reviews.

For homeowners facing AC problems, understanding typical costs helps set realistic expectations. Service calls typically range from $83 to $220, while refrigerant recharges for R-410A systems generally fall between $165 and $770. Capacitor replacements, a common repair during peak summer months, range from $132 to $495. These figures reflect variables like system age, parts availability, and job complexity rather than arbitrary markups. Wisconsin does not require a statewide HVAC license, so local licensing requirements apply and reputable contractors will carry the appropriate municipal credentials.

Customer reviews highlight clear differences in service approach. Interstate Heating Co., Inc. earns high marks for its team, with technicians Eric, Chris, Dylan, and Josh mentioned repeatedly for diagnostic skill and professional conduct. Cardinal Heating, Cooling, Plumbing & Electric draws praise for trustworthiness, fair pricing, and fast emergency response. Country Stove & Fireplace also receives positive mentions for team members Jeff A. and Bobby Grasch, with customers appreciating the no-pressure approach. Across these companies, timeliness and clear communication appear as consistent themes that customers value most.

Frequently Asked Questions

AC repair in Sussex typically costs $83-$3,080 depending on the problem. Diagnostic calls run around $75-$200, refrigerant recharges $150-$700, capacitor replacement $120-$450, and compressor replacement $800-$2,800. Most contractors apply the diagnostic fee toward the final repair cost if you proceed.