6 AC Replacement Contractors in Dover, NJ

4.6 avg rating
293 total reviews
Need emergency service? 5 HVAC providers in Dover offer 24/7 availability

Top-Rated AC Replacement Contractors in Dover

#1

Air 1 Heating & Cooling

4.7(137 reviews)

134 reviews yield a 4.6-star average with notable themes: five reviewers specifically praise same-day or rapid-response service, and three name individual…

141 E Blackwell St, Dover, NJ 07801
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#2

Divine Energy Solutions, Inc.

4.8(98 reviews)

All 98 reviews carry 5-star ratings, with technicians named across multiple customer experiences. Reviewers frequently mention attics, cellulose insulation,…

200 Richards Ave, Dover, NJ 07801
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#3

JJ Air Plus Heating and Cooling, LLC

5.0(29 reviews)

All 29 reviews award 5 stars, with 6 reviewers specifically mentioning emergency same-day service. Technicians Juan and Jose are named in 7 reviews each for…

28 Hillside Ave, Dover, NJ 07801
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All AC Replacement Contractors (6 total)

Sherry Air Duct & Dryer Cleaning

5.0(12)

All 12 reviewers awarded 5-star ratings, with multiple customers mentioning repeat service after previous…

11 S Warren St, Dover, NJ 07801
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Morris County Appliance Repair

3.8(12)

Positive reviews (4 of 12) mention professional technicians, diagnostic skill, and resolved complicated…

248 250 Route 46 East, Dover, NJ 07801
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GSE Dryer vent & Air Duct Cleaning Services Dover, NJ

4.6(5)

Four of five reviewers awarded 5 stars, with all customers noting professional conduct and improved air…

278 E Blackwell St, Dover, NJ 07801
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AC Replacement Costs in Dover

Replacement costs for aging systems in Dover. If repair cost exceeds 50% of replacement, replacement is usually more economical.

ServiceLowAverageHigh
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 threshold50% 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 Dover, NJ: What to Expect

Dover residents face a climate that demands reliable cooling and heating across distinct seasons. Summer temperatures in the Newark metro area climb to 85 F with 26 days surpassing 90 F, while winters dip to 23 F, creating year-round reliance on properly functioning HVAC systems. This reality makes AC Replacement in Dover a practical investment for homeowners rather than a discretionary upgrade. Six licensed contractors serve the area and maintain an impressive collective rating of 4.7 stars based on 293 customer reviews, reflecting a competitive market where quality work earns recognition.

Replacement costs reflect system size and efficiency specifications. A basic 3-ton central AC runs $6,160 to $12,320, while mid-efficiency 4-ton units range from $8,400 to $15,680. Homeowners seeking maximum efficiency can expect to invest $10,640 to $17,920 for a 5-ton high-performance system. All HVAC contractors in New Jersey must hold a Master HVACR Contractor License from the NJ State Board of Examiners of Heating, Ventilating, Air Conditioning and Refrigeration Contractors, ensuring that installations meet established professional standards.

Customer feedback reveals clear service patterns among top-rated providers. JJ Air Plus Heating and Cooling earns consistent praise for emergency same-day responses, with technicians Juan and Jose mentioned across seven reviews each for their professionalism and promptness. Divine Energy Solutions maintains all 5-star ratings, with customers highlighting furnace efficiency improvements and insulation work. Air 1 Heating & Cooling draws recognition for rapid-response service, with technicians Marcos, Jose, and Mr. Diaz named by satisfied customers.

Frequently Asked Questions

AC replacement in Dover runs $2,352-$17,920 depending on system size and efficiency. A 3-ton basic central AC costs $5,500-$11,000 installed, a 4-ton mid-efficiency system $7,500-$14,000, and a 5-ton high-efficiency unit $9,500-$16,000. Full HVAC replacement (AC + furnace combined) averages $11,590-$14,100.