Description
The Johnson Controls WEL14A-603R is a precision-engineered bulb well designed for reliable immersion sensing in hydronic and HVAC control applications. Constructed with a durable copper tube body and a brass connector, this well is finished with a brite dip plating for enhanced corrosion resistance and longevity in demanding environments.
Key Features
- Dimensions: 5-13/16″ length x 0.430″ diameter for precise fit in standard installations
- 1/2″ outside thread for secure, leak-free mounting into pipes and vessels
- Brass connector provides robust, corrosion-resistant coupling
- Copper tube construction ensures excellent thermal conductivity for accurate temperature sensing
- Brite dip plating finish for added protection against corrosion and oxidation
- Compatible with 3/8″ Style 1 sensing bulbs
Applications
- Hydronic heating and cooling systems
- Boiler and hot water temperature sensing
- HVAC control systems requiring immersion-style bulb sensing
- Aquastat and temperature controller installations
Product Specifications
- SKU: WEL14A-603R
- Brand: Johnson Controls
- Length: 5-13/16″
- Diameter: 0.430″
- Thread Size: 1/2″ outside thread
- Connector Material: Brass
- Tube Material: Copper
- Finish: Brite Dip Plating
- Compatible Bulb Style: 3/8″ Style 1
The WEL14A-603R is the ideal replacement or new-installation bulb well for technicians working with Johnson Controls sensing systems. Its combination of copper tube and brass connector ensures long-lasting, accurate performance in both residential and light commercial HVAC applications.
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