Castel, established in Italy in 1961, is a leading supplier of refrigeration and air conditioning components. The company boasts an extensive product lineup, including thermostatic and electronic expansion valves, solenoid valves, coils, connectors, safety devices, water pressure switch valves, pressure regulators, indicators, filter driers, mechanical filters, oil level control systems, valves for refrigeration systems, vibration isolators, and brass fittings. Additionally, Castel provides a wide array of applications for these components within refrigeration and air conditioning systems.