Description
The Copeland HMI-1TT4 (SKU 065407) is a professional-grade hermetic moisture indicator engineered to deliver fast, reliable moisture detection in refrigeration and air conditioning systems. Designed for demanding field and commercial applications, this indicator helps technicians quickly identify moisture contamination before it causes compressor damage or system failure.
Key Features
- 1/2″ sweat (solder) connections for secure, leak-free installation
- 680 PSI maximum working pressure for high-pressure system compatibility
- Hermetic design prevents external contamination and ensures accurate readings
- Compatible with CFC, HCFC, and HFC refrigerants — versatile across a wide range of systems
- Color-changing moisture indicator element provides at-a-glance system status
- Durable construction built to withstand the rigors of commercial and industrial refrigeration environments
Why Moisture Monitoring Matters
Moisture in a refrigerant circuit is one of the leading causes of compressor failure, acid formation, and system inefficiency. The Copeland HMI-1TT4 moisture indicator gives technicians and system operators a continuous, visual reference point for system moisture levels — enabling proactive maintenance and reducing costly downtime.
Refrigerant Compatibility
- CFC refrigerants
- HCFC refrigerants
- HFC refrigerants
Specifications
- Model: HMI-1TT4
- SKU: 065407
- Brand: Copeland
- Connection Type: 1/2″ Sweat (Solder)
- Maximum Working Pressure: 680 PSI
- Indicator Type: Hermetic Moisture Indicator
- Refrigerant Compatibility: CFC, HCFC, HFC







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