Solenoid Valve, 2-Way, 2-Position, Normally Closed, 1/2 in Pipe Size, 24V DC, Diaphragm, Piston MPN:8220G405

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Brand: Asco
Part #: 8220G405
UPC: 094706347903
SKU
510-G2580706
Regular Price $771.39 Special Price $550.99

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Solenoid Valve, 2-Way, 2-Position, Normally Closed, 1/2 in Pipe Size, 24V DC, Diaphragm, Piston

The ASCO 8220G405 is a high-performance solenoid valve designed for precise control of hot water and steam flow in various industrial applications. Suitable for use in harsh environments, this valve features a durable brass body with PTFE seals, ensuring reliable operation in temperatures ranging from 14°F to 140°F. With a Cv of 4.7 and a flow orifice diameter of 1/2 inch, it provides efficient fluid flow control. Ideal for use in HVAC systems, water treatment, and process control, this valve offers automated control, reduced energy consumption, and increased system reliability. Its compact design and easy installation make it a great choice for a wide range of applications.

Top product features:

  • The valve features a pilot-operated design suitable for hot water and steam flow control.
  • The valve has a normally closed configuration, allowing for automated control of fluid flow.
  • The valve has a brass body and PTFE seals, providing a durable and leak-resistant construction.

Top product applications:

  • Hot water heating systems
  • Steam distribution systems
  • Industrial process control systems
  • The ASCO 8220G405 is a pilot-operated, 2-way solenoid valve suitable for hot water and steam flow control. It features a diaphragm and piston valve type with a normally closed configuration. Constructed with a brass body and PTFE seals, this valve operates within an ambient temperature range of 14 to 140 degrees Fahrenheit and can handle fluid temperatures up to 210°F for hot water and 300°F for steam. It accommodates a 1/2 inch nominal pipe size with NPTF inlet and outlet connections, and includes an coil for actuation. The valve provides automated control of fluid flow with a flow coefficient (Cv) of 4.7.

    Key Features:

    • - Valve Design: Diaphragm, Piston with 2-Way, 2-Position operation
    • - Operation Type: Pilot Operated
    • Valve Starting Configuration: Normally Closed
    • - Media Compatibility: Hot Water and Steam
    • - Maximum Ambient Temperature: 140°F
    • Minimum Ambient Temperature: 14°F
    • - Maximum Fluid Temperature: 210°F Water, 300°F Steam
    • - Maximum Operating Pressure Differential: 150 psi for hot water, 50 psi for steam
    • - Body Material: Brass with PTFE seal material
    • - Coil Enclosure: Watertight without junction box
    • Coil Insulation Class: H
    • - Electrical Connections: 1/2 in conduit with 18 in leads
    • Voltage: 24V DC
    • Wattage: 15.6 W
    • - Nominal Pipe Size: 1/2 in with NPT thread type and NPTF inlet and outlet connections
    • - Dimensions: Overall Height 4-3/32 in
    • Length 2-7/8 in
    • Width 2-1/4 in
    • - Environmental Rating: Indoor, Outdoor, Hazardous, Washdown
    • - Flow Capacity: Cv of 4.7
    • Orifice Diameter: 1/2 in
    • - Standards: CSA, UL Listed



Additional Information

  • Country of Origin: MX
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 5.20
  • Package Width: 4.30
  • Package Height: 3.10
  • Package Weight: 2.30
Product info last updated on January 30, 2026 9:38pm UTC Category: Pipes, Valves and Fittings
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