13 HVAC Repair Contractors in Union, NJ

4.7 avg rating
7,654 total reviews5 offer 24/7 service
Need emergency service? 5 HVAC providers in Union offer 24/7 availability

Get Free HVAC Repair Quotes in Union, NJ

Not ready to call? Tell us what you need and we'll connect you with top-rated contractors.

Free, no obligation. We'll show you top contractors you can contact directly.

Top-Rated HVAC Repair Contractors in Union

#1

Service Professionals

4.7(6,512 reviews)
24/7

Every five-star review names a specific technician: Kevin and Mike for drain work, Rich and Ronny for pipelining, and Orlando and Doug M. for electrical…

923 Rahway Ave, Union, NJ 07083
#2

Platinum Heating & Cooling

4.9(327 reviews)
24/7 Highly Rated

327 reviews produce a 4.9-star average, with 5-star ratings accounting for the overwhelming majority. Reviewers repeatedly cite transparent pricing with…

3202 Castle Dr, Union, NJ 07083
#3

Air Cubes HVAC

5.0(209 reviews)
Highly Rated

All 209 client reviews award 5 stars, with unanimous satisfaction regarding responsiveness, transparent pricing, and technical skill. Jorge receives direct…

2431 Dorchester Rd, Union, NJ 07083

All HVAC Repair Contractors (13 total)

Lino's HVAC

4.8(176)
Highly Rated

176 reviews yield a 4.8-star rating, with technicians Robert and Steve appearing most frequently in detailed…

2229 Morris Ave Suite #2, Union, NJ 07083

Ryan Inc.

4.7(176)

176 reviews averaging 4.7 stars demonstrate consistent quality, with specific technicians like Patrick named…

741 Lehigh Ave, Union, NJ 07083

Kay's Affordable HVAC&R

4.8(152)
Highly Rated

152 reviews averaging 4.8 stars represent exceptional consistency, with every reviewer awarding 5 stars. Six…

1 Rahway River Pkwy, Union, NJ 07083

Dimatic Control LLC

5.0(26)
24/7

All five reviews award 5 stars and name Sheldon as the technician. Four reviewers highlight emergency or…

1992 Morris Ave #241, Union, NJ 07083

National Heating And Cooling

4.5(31)
24/7

Of 31 reviews, 6 specifically mention emergency or urgent service, with all 5-star ratings praising fast…

924 Stuyvesant Ave. #024, Union, NJ 07083

OM Heating and Air Conditioning LLC

5.0(13)
24/7

All thirteen posted reviews award five stars, producing a perfect 5.0 average rating. Multiple customers…

934 Savitt Pl, Union, NJ 07083

Hutch & Son: Heating and Cooling

5.0(10)

Every reviewer awards 5 stars and several explicitly mention same-day or emergency response. Three customers…

155 Washington Ave, Union, NJ 07083

Larkin Controls - Engineering, Automation, and HVAC

5.0(7)

All seven reviewers award five stars, with multiple clients praising Paul's diagnostic skill over equipment…

1224 Beverly Rd, Union, NJ 07083

Elite Conditioning

4.4(7)

Six of seven reviewers award five stars, praising responsive emergency service and fair pricing, while a…

1105 Morris Ave, Union, NJ 07083

Interstate Air Conditioning & Heating

3.5(8)

Three of four detailed reviews award five stars, with technicians Mr. Jesus and Michael named for quick…

701 Lehigh Ave, Union, NJ 07083

HVAC Repair Costs in Union

Typical heating and cooling repair costs in Union, by component.

ServiceLowAverageHigh
Diagnostic / service call
$83$132$220
Thermostat replacement
$165$303$550
Blower motor replacement
$440$715$1,210
Heat exchanger replacement
$1,650$2,420$3,850
Ignitor replacement (gas furnace)
$165$275$440
Control board replacement
$330$605$990
Full system repair (major)
Multi-component failure
$550$1,320$3,300

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

HVAC Repair in Union, NJ: What to Expect

Elizabeth anchors Union County in North Jersey’s humid continental climate, with summers nudging 85°F and winters dropping to about 24°F, creating distinct heating and cooling seasons that keep demand steady across the Port Newark industrial corridor and surrounding neighborhoods. Local homeowners and businesses regularly search for hvac-repair Union services; nine contractors serve the area and they average a 4.6 rating from 7,574 reviews.

Published cost breakdowns for Union weren’t supplied in the data, so specific top-cost items and ranges aren’t available here; prospective clients should request written estimates that itemize parts, labor, permits, and any emergency fees. New Jersey requires contractors to hold a Master HVACR Contractor License from the State Board of Examiners (Division of Consumer Affairs), so always confirm licensing and proof of insurance before work begins. Seasonal maintenance plans can also change yearly expense profiles.

Customer highlights were not included in the dataset, so I can’t cite individual technician names or specific praise. In this market, prioritize firms that document diagnostics, present clear repair options, and provide written warranties. Review recent feedback for punctuality and follow-up; two local companies offer 24/7 availability, which matters during heat waves or cold snaps. Ask for references from nearby commercial and residential clients to judge reliability and response.

Frequently Asked Questions

HVAC repairs in Union range from $83-$3,850 depending on the component. Thermostat replacement runs $150-$500, blower motor $400-$1,100, ignitor $150-$400, and heat exchanger replacement $1,500-$3,500. Diagnostic fees of $75-$200 are typically credited toward the repair if you proceed.