Description
Xylem-Hoffman Specialty 400641 Overview
The Xylem-Hoffman Specialty 400641 is a 1/8″ 3-way universal automatic air vent engineered for dependable air elimination in hydronic heating and steam systems. With a wide operating pressure range of 0–200 PSI and 120V electrical compatibility, this unit is built to handle demanding commercial and residential HVAC applications. Viton seals provide superior chemical resistance and long-term durability, making this air vent a trusted choice for professional installers and mechanical contractors.
Key Features
- 1/8″ port connection for easy integration into existing hydronic piping
- 3-way universal design for versatile installation configurations
- Operating pressure range: 0–200 PSI
- 120V electrical rating for compatibility with standard HVAC control circuits
- Viton seal material for excellent resistance to heat, chemicals, and system fluids
- Universal air vent function eliminates trapped air to maintain system efficiency
- Designed for hydronic heating, steam, and hot water systems
Specifications
- Brand: Xylem-Hoffman Specialty
- SKU / Part Number: 400641
- Connection Size: 1/8″
- Valve Configuration: 3-Way Universal
- Pressure Range: 0–200 PSI
- Voltage: 120V
- Seal / Gasket Material: Viton
Application
Ideal for use in hydronic heating systems, boiler loops, and steam distribution piping where automatic air venting is required. The Viton seals ensure compatibility with a broad range of system fluids and elevated operating temperatures, while the 0–200 PSI pressure rating covers the full spectrum of typical commercial and residential hydronic system pressures.
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