The Daikin-McQuay 300050986 is an OEM compressor CoreSense protection module rated at 115V, designed to monitor, protect, and extend the service life of compressors in Daikin-McQuay commercial HVAC systems. CoreSense technology continuously analyzes compressor operating conditions and responds to fault conditions before they result in catastrophic compressor failure — reducing costly downtime and emergency service calls.
Key Features
- OEM Daikin-McQuay replacement part for precise fit and reliable performance
- 115V operating voltage for compatibility with standard commercial HVAC equipment
- CoreSense diagnostic technology monitors compressor health in real time
- Detects fault conditions including overcurrent, locked rotor, and loss of charge scenarios
- Provides fault lockout and diagnostic feedback to simplify troubleshooting
- Helps prevent compressor burnout and extends overall system lifespan
- Direct OEM replacement ensures proper integration with Daikin-McQuay controls and wiring
Application
This CoreSense module is engineered for use in Daikin-McQuay commercial rooftop units, chillers, and packaged HVAC systems. It serves as a critical safeguard between the control board and the compressor, interrupting operation when abnormal conditions are detected and logging fault data for technician review.
Why Choose OEM Parts?
- Guaranteed compatibility with Daikin-McQuay equipment
- Maintains factory warranty compliance
- Consistent performance and reliability versus generic alternatives
- Supports accurate diagnostics and faster service resolution
Product Details
- Brand: Daikin-McQuay
- Part Number: 300050986
- Voltage: 115V
- Component Type: Compressor CoreSense Protection Module









