Description
ASCO 8220G9 2-Way Normally Closed Solenoid Valve
The ASCO 8220G9 is a heavy-duty, pilot-operated solenoid valve engineered for reliable on/off control of steam and hot water in demanding commercial and industrial HVAC applications. With a robust brass body, EPDM diaphragm, and a NEMA 4X-rated enclosure, this valve is built to perform in wet, corrosive, and washdown environments.
Key Features
- 2-way, normally closed (N/C) configuration — valve closes when de-energized for fail-safe operation
- Pilot-operated design for efficient actuation across a wide pressure range
- 1-1/4″ NPT end connections for straightforward pipe installation
- 120VAC coil voltage for compatibility with standard commercial power supplies
- 15 Cv flow coefficient for high-capacity flow performance
- Rated for steam service: 5–50 PSI operating pressure range
- Rated for hot water service: 5–150 PSI operating pressure range
- Brass body construction for excellent corrosion resistance and long service life
- EPDM diaphragm material — compatible with steam, hot water, and many water-based media
- NEMA 4X enclosure rating — suitable for indoor/outdoor use, including washdown and corrosive environments
Specifications
- SKU: 8220G9
- Brand: ASCO
- Valve Type: Solenoid Valve, 2-Way, Normally Closed
- Operation: Pilot Operated
- Port Size: 1-1/4″ NPT
- Coil Voltage: 120VAC
- Flow Coefficient (Cv): 15
- Steam Pressure Range: 5–50 PSI
- Hot Water Pressure Range: 5–150 PSI
- Body Material: Brass
- Diaphragm Material: EPDM
- Enclosure Rating: NEMA 4X
Applications
- Steam distribution and control systems
- Hot water heating and hydronic systems
- Commercial and industrial HVAC piping
- Boiler and process fluid control
- Washdown or outdoor installations requiring NEMA 4X protection
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