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Castel Sight Glass for Refrigeration & HVACR Systems – 1/4″ to 2-1/8″ | CAST-LI Series
Castel Sight Glass is a reliable refrigeration system component designed for visual inspection of refrigerant flow and system conditions. Suitable for commercial refrigeration, cold room, air conditioning and HVACR applications, Castel sight glasses help technicians monitor refrigerant conditions and identify potential issues during system operation and servicing.
The Castel CAST-LI series is available in multiple connection sizes, covering common refrigeration piping requirements from 1/4″ up to 2-1/8″. With various models available, customers can select the appropriate Castel sight glass according to their refrigeration system piping size and installation requirements.
A sight glass can be useful during refrigeration system inspection and maintenance by providing a convenient visual indication of refrigerant conditions. It can assist technicians in checking the system during commissioning, servicing and troubleshooting.
Available Castel Sight Glass Models:
| Model | Size |
| CAST-LI-02-391022 | 1/4″ |
| CAST-LI-02-39402 | 1/4″ |
| CAST-LI-03-391033 | 3/8″ |
| CAST-LI-03-39403 | 3/8″ |
| CAST-LI-04-391044 | 1/2″ |
| CAST-LI-04-39404 | 1/2″ |
| CAST-LI-05-391055 | 5/8″ |
| CAST-LI-06-391066 | 3/4″ |
| CAST-LI-06-39406 | 3/4″ |
| CAST-LI-103-377111 | 1-3/8″ |
| CAST-LI-201-377117 | 2-1/8″ |
Key Features & Applications
- Genuine Castel refrigeration component
- Available in multiple refrigeration pipe sizes
- Suitable for HVACR and commercial refrigeration systems
- Useful for refrigerant flow and system condition inspection
- Suitable for cold rooms, refrigeration systems and air-conditioning applications
- Suitable for refrigeration system installation, maintenance and servicing
Inquiry - Castel Sight Glass
