1. General Description
People also call the Honeywell 32001639-002 Solenoid Valve Assembly the 32001639-002 Honeywell solenoid valve kit. It is a 24V humidifier water valve. This valve controls the flow of water or gas in Honeywell heating and humidification systems.
This assembly for HE220, HE225, HE260, and HE265 humidifiers helps them work well. It automatically opens or closes the water passage based on electrical signals.
Built with durable brass and corrosion-resistant materials, it delivers consistent performance and a long service life. The Honeywell solenoid valve is compact and easy to install. It provides reliable flow control in HVAC systems for homes and businesses. This valve is essential for keeping humidifiers and furnaces running safely and efficiently.
2. Function
Engineers designed the 32001639-002 Solenoid Valve to control water or gas flow. When powered, the solenoid coil creates a magnetic field. This lifts the internal plunger and lets media, like water or gas, flow through. When de-energised, the plunger returns to its closed position, stopping the flow.
This 2-way, normally closed valve provides fast response and precise regulation, ensuring accurate system performance. People often use this as a Solenoid Valve Assembly for HE260 Humidifiers. It offers reliable on/off control. This helps ensure optimal operation of Honeywell HE220 to HE265 Humidifiers.
3. What Is the Function of a 2-Way Solenoid Valve?
A 2-way solenoid valve is an electromechanical device used to control the flow of liquids or gases. It has two ports—an inlet and an outlet—and operates in either an open or closed state.
When the solenoid coil gets power, it makes a magnetic field. This field moves an internal plunger and lets fluid flow. When de-energised, the plunger returns to block the passage.
This design provides dependable on/off flow control. Perfect for systems that use water, air, gas, and oil. It also works well for HVAC, irrigation, and automation equipment.
People recognise 2-way solenoid valves for their quick response, reliability, and easy design. People use them in homes and industries.

4. Specification
l Model: 32001639-002
l Type: 2-Way Solenoid Valve Assembly
l Function: Controls water or gas flow in heating and humidifier systems
l Operation: Electromagnetic on/off (normally closed)
l Power Supply: 24 VAC, 50/60 Hz
l Coil Type: Encapsulated, replaceable solenoid coil
l Body Material: Durable brass or aluminium alloy (depending on model)
l Port Configuration: 2-way (inlet and outlet)
l Media: Water, natural gas, propane, or air
l Operating Pressure Range: Manufacturer-rated for system use
l Ambient Operating Temperature: -40°F to 150°F (-40°C to 65°C)
l Mounting Position: Horizontal or vertical (coil up recommended)
l Applications: Gas furnaces, humidifiers, boilers, and HVAC control systems
5. Application
l The Honeywell 32001639-002 Solenoid Valve Assembly is for Honeywell humidifiers. It works with models HE220, HE225, HE260, and HE265. This valve controls the water supply for better humidification. Gas furnaces, boilers, and HVAC systems also use it to control natural gas or propane flow safely.
l The valve assembly works seamlessly with Honeywell ignition controls to ensure accurate burner and humidifier operation. Its 24V AC power works well.
l It has a fast response and a strong build. This makes it great for homes and light commercial heating. Whether used as a replacement solenoid valve kit or a new installation, it ensures dependable, long-lasting performance.
6. Similar Part Numbers
l Honeywell 32001876-001 Solenoid Valve Assembly – A closely compatible replacement version with an alternate connector design.
l Honeywell 50041883-002 Solenoid Valve – 24V solenoid valve used in TrueEase humidifier systems.
l ESP UHS24 Universal Humidifier Solenoid Valve Kit – Universal aftermarket 24V humidifier valve replacement for Honeywell, Aprilaire, and GeneralAire systems.




