Product Description

The Honeywell 40003916-021/U Replacement Head is designed for use with zone valves that operate with a spring return to open. It operates at twenty-four volts and is suitable for fifty or sixty hertz applications. This replacement head can withstand maximum ambient temperatures of one hundred twenty-five degrees Fahrenheit, making it a reliable choice for HVAC systems.

• Compatible with valves with spring action return to open.
• Durable construction for maximum temperature tolerance.
• Easy installation with eighteen-inch leads on the same side of the manual lever.

Product Highlights

The Honeywell replacement head provides efficient operation for heating and cooling systems, ensuring reliability in various conditions.

Product Information

Standard Information

• Brand: Honeywell
• Part Number: 40003916-021/U
• Minimum Order Quantity: 1
• Availability: In Stock

Technical Specifications

• Power Supply: 24V
• Frequency: 50/60 Hz
• Maximum Ambient Temperature: 125 F
• Leads Length: 18 inches
• Compatibility: For use with valves with spring return action