Need a Reliable & Professional
HVAC Service - 24/7 Emergency
Professional HVAC Contractor
Certified experts delivering quality workmanship on every project.
24/7 Emergency Service
We're available around the clock for your comfort and safety.
Heating Installation & Repairs
Efficient heating solutions installed and repaired with care.
AC Installation & Repairs
Stay cool with expert AC installation and fast repairs.
HVAC Services in New Jersey
At 551 HVAC, we handle every aspect of heating and cooling for homes and businesses across New Jersey. Our licensed technicians installnew systems, repair existing ones, perform seasonal maintenance, and respond to emergencies — all with the same straightforward approach. We work on all major brands, and we don't leave until the job is done right.
We install central air systems, heat pumps, ductless mini-splits, and furnaces for residential and commercial properties across NJ. Every installation is sized correctly and tested before we leave.
From refrigerant leaks to compressor failure, our technicians diagnose air conditioning problems fast and fix them the same day in most cases. We carry common parts on every truck.
Our repair team handles furnaces, boilers, heat pumps, and central AC systems. We troubleshoot accurately and repair efficiently, so your system is back up without unnecessary delays.
When your system fails at the worst time, call us. Our emergency HVAC team is available 24/7 across New Jersey and responds fast. We handle both residential and commercial emergencies.
Preventive maintenance is the most cost-effective thing you can do for your HVAC system. Our seasonal tune-ups improve efficiency, reduce the chance of breakdowns, and extend the life of your equipment.
If your system is aging or the repair costs are piling up, we'll give you an honest assessment and a competitive quote on a replacement. We work with all major brands and handle the full process from removal to commissioning.
The HVAC Company New Jersey
Homeowners Have Trusted
551 HVAC was built on one principle: do the job right and treat the customer like a neighbor. We're based in Lodi, NJ, and our technicians work across northern and central New Jersey every single day. We service all major HVAC brands — Carrier, Lennox, Trane, Rheem, Goodman, Mitsubishi, and more.
Every technician on our team is licensed in the state of New Jersey and fully insured. We pull permits when required and we stand behind our work. If something isn't right after we leave, we come back and fix it. That's not a policy — it's just how we operate.
Need an HVAC Contractor in NJ?
We're Available 24/7.
Why Choose Our HVAC Services?
New Jersey
Every technician holds a valid NJ HVAC contractor license and is fully insured. We'll show you credentials before any work starts.
Emergency Response
Most service calls are handled same day. Emergency calls are answered 24/7, 365 days a year, including holidays.
No Surprises
We quote before we start. If the scope changes, we tell you first. You'll never open an invoice wondering where a charge came from.
Brands Serviced
Carrier, Lennox, Trane, Rheem, Goodman, Mitsubishi, and more. Residential and commercial. New systems and legacy equipment.
Customer Testimonials
Get in Touch — HVAC Services Across New Jersey
For all you rHeating, Ventilation, and Air Conditioning needs in New Jersey, trust the professionals at 551HVAC.
(551) 365-3500
Heating and Air Conditioning Services
QUICK LINKS
CONTACT DETAILS
- Tel: (551) 365-3500
- 115 DELL GLEN AVE,
1st Floor LODI NJ 07644 - Open 24 Hours - 7 Days a Week
- Contact Us
- Get Direction
Call Now
(551) 365-3500
(551) 365-3500