
Megohm and Winding Resistance Testing for Commercial Compressor Motors
two simple electrical tests can save you thousands of dollars and hours of diagnostic headaches: megohm (insulation resistance) testing and winding resistance testing.
Expert insights on commercial HVAC compressors and refrigeration systems.

two simple electrical tests can save you thousands of dollars and hours of diagnostic headaches: megohm (insulation resistance) testing and winding resistance testing.

Proper remanufacturing with comprehensive testing protocols offers a sustainable, cost-effective alternative to purchasing new equipment.

By adopting a structured compressor inventory strategy, facilities gain control over one of the most critical risks in commercial HVAC and refrigeration operations.

They deliver OEM-level performance, reduce operating and repair costs, support refrigerant transitions, and minimize downtime in environments where temperature control is mission-critical.

Discover how remanufactured compressors keep commercial refrigeration systems efficient and cost-effective. Learn how to reduce downtime and extend equipment life.


Learn how EPA refrigerant phaseouts are affecting commercial compressor replacements. Discover compliant options, retrofit strategies, and remanufactured solutions that save time and cost.


Discover how supply chain delays are affecting commercial compressor availability and what facility managers can do, strategies for faster sourcing, remanufactured solutions and project resilience

A rebuilt compressor may get a system running again, but it often lacks the durability of a properly remanufactured one. In contrast, a remanufactured compressor is restored to meet or exceed OEM standards, pressure-tested under load, and warranted for performance.

In today’s market, remanufactured compressors provide the perfect balance of cost savings, fast availability, compliance, and long-term performance.

Discover the 5 key warning signs your commercial compressor is failing. Learn how to prevent costly downtime with proactive monitoring and reliable remanufactured replacements from Compressors Unlimited.