Description
ASCO 8214G20 Fuel Gas Solenoid Shutoff Valve Overview
The ASCO 8214G20 is a 2-way, normally closed solenoid valve engineered specifically for fuel gas shutoff applications in commercial and industrial HVAC systems. Featuring a robust aluminum body, NBR (Buna-N) seals, and a NEMA 4X rated enclosure, this valve delivers reliable, code-compliant gas control in demanding environments where moisture resistance and corrosion protection are essential.
Key Features
- 2-way, normally closed (N/C) solenoid valve — closes automatically when de-energized for fail-safe fuel gas shutoff
- 1/2″ NPT pipe connection for straightforward installation into standard gas piping systems
- 120VAC coil voltage for compatibility with common commercial control circuits
- 4.4 Cv flow coefficient supporting up to 238,500 BTU/hr gas capacity
- Operating pressure range: 0–5 PSI, ideal for low-pressure fuel gas applications
- Aluminum body construction — lightweight, corrosion-resistant, and durable
- NBR (Nitrile Butadiene Rubber) seals — compatible with natural gas and LP gas service
- NEMA 4X enclosure rating — provides protection against dust, water, and corrosion for indoor and outdoor installations
Technical Specifications
- SKU: 8214G20
- Brand: ASCO
- Valve Type: 2-Way Solenoid Valve
- Operation: Normally Closed (N/C)
- Connection Size: 1/2″ NPT
- Coil Voltage: 120VAC
- Flow Coefficient (Cv): 4.4
- Gas Capacity: 238,500 BTU/hr
- Pressure Range: 0–5 PSI
- Body Material: Aluminum
- Seal Material: NBR (Nitrile/Buna-N)
- Enclosure Rating: NEMA 4X
- Media: Fuel Gas (Natural Gas / LP)
Application
The ASCO 8214G20 is designed for use as a safety shutoff valve in fuel gas supply lines serving commercial burners, boilers, furnaces, rooftop units, and other gas-fired HVAC equipment. Its normally closed design ensures the gas supply is automatically interrupted upon loss of power or control signal, providing a critical layer of safety in any gas-fired system. The NEMA 4X enclosure makes it suitable for both indoor and outdoor installations where exposure to moisture or wash-down conditions may be present.
Why Choose ASCO?
ASCO is a globally recognized leader in solenoid valve technology, trusted by HVAC professionals and industrial engineers for precision flow control and dependable safety performance. The 8214G20 upholds ASCO’s reputation for quality with rugged construction and proven reliability in fuel gas service.
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