Product details
5540/5 Oil Separator 5/8″ Castel
The Castel 5540/5 oil separator is engineered for refrigeration and air-conditioning systems where efficient oil management is required. Installed in the discharge line, it separates oil from high-pressure refrigerant gas and automatically returns it to the compressor crankcase. This prevents oil circulation through the system, maintains continuous lubrication, and enhances overall performance in commercial and industrial HVAC applications.
Key Benefits
5/8″ connection for secure installation
Separates oil from refrigerant discharge gas
Automatically returns oil to the compressor
Maintains proper lubrication
Improves system reliability and efficiency
Specifications
Brand: Castel
Model: 5540/5
Product Type: Oil Separator
Connection Size: 5/8″
Installation Location: Discharge line
Application: Refrigeration and air-conditioning systems
Function: Oil separation and return
Applications
Commercial refrigeration systems
Industrial cooling installations
Cold storage facilities
HVAC systems requiring oil management
FAQs
What is the function of this oil separator:
It separates oil from refrigerant gas and returns it to the compressor.
Where is it installed:
It is installed in the discharge line of refrigeration systems.
What is the connection size:
The connection size is 5/8″.
Is it suitable for industrial use:
Yes, it is designed for commercial and industrial refrigeration systems.






