Castel magnetic coils of 230V, 24V and 12V. Electromagnets from the HM and HF Castel range with a role in the precise control of fluids. Solenoid coil applications: heating, ventilation, air ...conditioning and refrigeration (HVAC-R) sector. The solenoid valve coil is the indispensable accessory for the solenoid valve in the field of refrigeration. Only with the coil, the solenoid valve can work properly. Mai mult