Equinox Air Conditioning

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About Equinox Air Conditioning
Equinox Air Conditioning operates as an HVAC contractor serving Union City and the surrounding Bay Area communities. The business maintains a perfect 5-star rating compiled from 42 client reviews, reflecting consistent service quality across residential and light commercial projects. Their team of certified technicians handles all makes and models of heating and cooling equipment, providing repairs, installations, and preventive maintenance services. The company offers around-the-clock availability for emergency calls, ensuring customers have access to climate control support when systems fail unexpectedly.
What distinguishes Equinox Air Conditioning from other regional contractors is their broad manufacturer partnerships. The company services an extensive roster of major HVAC brands including Carrier, Trane, Lennox, Mitsubishi, Daikin, and Samsung, giving customers flexibility regardless of their existing equipment. All work is backed by a 100% satisfaction guarantee, providing homeowners with confidence in the craftsmanship and accountability of each service call. The combination of multi-brand expertise and a guarantee structure creates a service model focused on quality outcomes rather than vendor lock-in.
Customer reviews highlight specific scenarios demonstrating the team's capabilities. One reviewer described an urgent same-day call during an extreme heat wave where a technician arrived quickly, diagnosed the issue thoroughly, and explained the problem clearly before completing repairs. Another review praised a technician who spent several hours resolving a stubborn furnace ignition problem, afterward providing maintenance guidance to prevent future failures. A third customer noted professional furnace replacement with careful attention to installation details and system setup. These accounts reflect the thorough, patient approach that reviewers consistently mention.
What Customers Say
All six visible reviews award 5 stars, with customers specifically praising same-day response during heat waves, thorough diagnostic explanations, and technicians who take extra time to ensure proper repairs. Multiple reviewers highlight the team's patience and willingness to provide maintenance guidance after completing work.
Working Hours
| Sunday | Closed |
| Monday | 8 AM–9 PM |
| Tuesday | 8 AM–9 PM |
| Wednesday | 8 AM–9 PM |
| Thursday | 8 AM–9 PM |
| Friday | 8 AM–9 PM |
| SaturdayToday | 8 AM–10 PM |
Services
Air Conditioning Repair & Maintenance
Diagnose and fix AC problems, perform seasonal tune-ups to maintain efficiency and extend equipment lifespan.
Air Conditioning Installation
Install new cooling systems including central air, heat pumps, and ductless mini-split configurations.
Heating & Furnace Services
Repair, maintain, and install furnaces and heating systems for residential and commercial properties.
Thermostat Installation & Repair
Install smart thermostats, repair existing units, and optimize temperature control systems.
Emergency HVAC Repair
24/7 availability for sudden system failures requiring immediate attention to restore comfort.