Most Expensive HVAC Parts Cost $1,500 to $4,000 When No-Cool Benchmarks Go Unmonitored
https://precisiontrainedhvac.wpsuo.com/a-staged-assessment-determines-whether-your-system-needs-repair-or-full-replacement
The compressor is the most expensive part of any HVAC system, often running $1,500 to $4,000 for replacement alone