The Trane COL3780 Solenoid Coil is an essential OEM replacement component designed for heavy-duty industrial and commercial HVACR applications. This 120V solenoid coil provides the electromagnetic force required to actuate solenoid valves, ensuring precise management of refrigerant flow and pressure. Engineered for 50/60Hz frequency operation, the COL3780 solenoid valve coil (also known by manufacturer part number COL03780 or X13320323617) is a high-reliability solution for critical systems. This part is commonly utilized in high-performance liquid line assemblies and is a direct fit for Trane RTAC, RTAD, RTAF, RTHD, and RTWD/RTUD screw chillers. By converting electrical energy into mechanical movement, it allows for the automated opening and closing of valve bodies, which is necessary for maintaining system efficiency and protecting compressor longevity. For veteran contractors, this Genuine Trane HVAC part offers the exact specifications needed for 120V control circuits, eliminating the guesswork associated with aftermarket alternatives. Key Benefits Exact OEM Match: Direct replacement for Trane COL3780 and COL03780, ensuring zero-clearance fitting in existing valve assemblies. Broad Compatibility: Engineered for use in Trane chiller models (RTAC/RTHD/RTWD) and compatible with VAL02395 and VAL08357 solenoid valves. Dual Frequency Support: Operates efficiently at both 50Hz and 60Hz, providing versatility for various site power configurations. High Thermal Stability: Built to withstand continuous duty cycles in high-demand refrigeration and air conditioning environments without overheating. Common Questions Is the COL3780 interchangeable with the COL03780? Yes, COL03780 is the superseded part number for COL3780. They are technically identical in voltage, frequency, and mounting specifications. What is the power consumption of this coil? The Trane COL3780 120V coil typically draws approximately 17 Watts during operation, making it suitable for standard 120V control circuits. Can this coil be used on other valve brands? This coil is specifically designed for Trane OEM valve bodies. While it may physical fit some similar stems, it is recommended only for the Trane series mentioned in the technical manual to ensure proper magnetic flux and valve lift. Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
