Description
The ASCO K3A542V is a 1/2 inch direct-acting, normally closed (N/C) gas shut-off valve designed for reliable control of fuel gas in commercial and light industrial combustion systems. It operates on 110–120 V AC and is suitable for low-pressure service up to approximately 6 psi. The valve features a durable aluminum body and internal seals engineered for long service life. Upstream and downstream test ports allow for routine maintenance and safety verification. It is commonly used in gas burners, boilers, furnaces, heaters, and HVAC combustion trains.
Key Features
- 1/2 inch NPT threaded inlet and outlet
- 2-way normally closed operation for safe gas shut-off
- Flow capacity (Cv) approximately 5–6, suitable for ~350,000 BTU/hr
- Suitable for natural gas and LP gas applications
- Die-cast aluminum body with 1/8 inch NPT test ports
- Rated for ambient temperatures up to 175°F (80°C)
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