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Claim This BusinessSun State HVAC has served Phoenix homeowners and businesses since 1979, building nearly five decades of hands-on expertise in air conditioning and refrigeration. This native, family-owned operation holds an A+ BBB rating and employs certified HVAC technicians who specialize exclusively in heating and cooling systems, no plumbing or electrical side work. The company maintains standard business hours Monday through Friday and serves the greater Phoenix metro, including residential customers seeking AC repair and commercial clients needing restaurant or retail refrigeration service. With eight verified reviews averaging a 4.0-star rating, the contractor has earned a solid local reputation for honest diagnostics and straightforward pricing.
What distinguishes Sun State from multi-trade competitors is their focused specialization: the company explicitly does not send plumbers in HVAC vans, a practice they humorously critique on their website. Their technicians arrive with manufacturer-certified training for modern variable-speed systems and use cutting-edge diagnostic tools to identify root causes rather than pushing unnecessary replacements. The company offers a 10% discount for customers who call in for same-day AC repair or scheduled maintenance, providing a tangible incentive for proactive service before Phoenix summer temperatures peak.
Reviewers consistently highlight technician Rob by name, with customers praising his diagnostic clarity and efficient repairs. One homeowner described Rob as "an absolute pro, all class" after he quickly resolved a condenser failure and walked the customer through recommended services without pressure selling. Another reviewer noted Rob's willingness to explain simple maintenance tasks the homeowner could handle independently, demonstrating transparent communication that builds trust. The negative review on record centers on a 2022 attic Freon recharge that escalated when a separate warranty claim required follow-up service the office staff handled poorly, a service failure the company has not publicly addressed.
Seven of eight reviewers award 5 stars, with most praising technician Rob by name for same-day arrivals, clear explanations, and no-pressure service. The lone 1-star review cites an office communication breakdown during a 112-degree heat wave, the only complaint about service quality rather than pricing or workmanship.
| Sunday | Closed |
| Monday | 9 AM–4 PM |
| Tuesday | 9 AM–4 PM |
| Wednesday | 9 AM–4 PM |
| ThursdayToday | 9 AM–4 PM |
| Friday | 9 AM–4 PM |
| Saturday | Closed |
Diagnose and fix cooling system failures, perform tune-ups, and replace air conditioner units for Phoenix homes.
Service and repair furnaces and heat pumps, including emergency heating repairs during winter months.
Install, maintain, and repair heating and cooling systems for businesses, offices, and retail spaces.
Specialized refrigeration system servicing for commercial kitchens, walk-in coolers, and food service equipment.
Comprehensive inspections using modern diagnostic tools to identify issues before they require emergency repairs.