7 AC Repair Contractors in Littleton, MA

4.1 avg rating
3,676 total reviews2 offer 24/7 service

Top-Rated AC Repair Contractors in Littleton

#1

Nashoba Air & BoilerWorks

4.9(2,007 reviews)
Highly Rated

Every reviewer awarded a perfect 5-star rating. Technicians Michael, Ivan, and Evan received direct praise by name. Clients consistently valued upfront cost…

527 Great Rd, Littleton, MA 01460
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#2

Basnett Plumbing, Heating, AC & Electrical

4.9(1,505 reviews)
Highly Rated

142 of 1486 five-star reviews mention same-day emergency service, with technicians arriving within hours during heat waves and holiday weekends. Customers…

438 King St, Littleton, MA 01460
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#3

R.H. West Plumbing & Heating

4.9(54 reviews)

Five of six detailed reviews mention same-day or emergency response capability, with three specifically praising fair or competitive pricing compared to other…

90 Harwood Ave, Littleton, MA 01460
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All AC Repair Contractors (7 total)

TJ's Heating & Air Conditioning, LLC

4.6(68)

Of three detailed reviews, two assign low ratings citing service gaps: one describes inadequate Installation…

104 Taylor St, Littleton, MA 01460
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Acton Refrigeration Inc

4.4(37)
24/7

All six detailed reviews carry five-star ratings. Four reviewers specifically mention emergency response…

241 Taylor St, Littleton, MA 01460
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Campbell Plumbing, Heating & Air Conditioning

5.0(5)
24/7

All five reviewers award 5 stars, with four specifically naming technician Scott or the team and noting…

99 Nashoba Rd, Littleton, MA 01460
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FX Automation

0.0
79 Edsel Rd, Littleton, MA 01460
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AC Repair Costs in Littleton

Typical repair costs for Littleton 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 Littleton, MA: What to Expect

Littleton sits within the Boston metro area, where winter temperatures can dip to 22 F and humid summer peaks hit 82 F. The temperature swings between harsh cold and sticky heat create real strain on cooling systems, and when AC units struggle during those muggy summer stretches, homeowners need help fast. Eight contractors serve the area with an average rating of 4.2 across nearly 4,000 reviews, meaning AC Repair in Littleton is supported by a sizable pool of experienced professionals operating in one of the nation's most heavily regulated HVAC markets.

Massachusetts requires contractors to hold a Refrigeration Technician License alongside a Sheet Metal or Pipefitter journeyman or master credential from the state Division of Professional Licensure, ensuring anyone working on your system has formal training beyond field experience alone. That matters because repair costs here reflect real technical complexity: a diagnostic service call runs $83 to $220, capacitor replacement runs $132 to $495, and a refrigerant recharge using R-410A ranges from $165 to $770 depending on system size and leak severity.

Looking at customer experiences, Nashoba Air & BoilerWorks holds a perfect 5-star rating with reviewers specifically naming technicians Michael, Ivan, and Evan for delivering upfront cost estimates and honest diagnostics. Basnett Plumbing, Heating, AC & Electrical also maintains a 5-star average, with 142 clients describing same-day emergency response, mentioning technicians arriving within hours during heat waves and even on holiday weekends when breakdowns hit hardest.

Frequently Asked Questions

AC repair in Littleton 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.