Description
The ASCO 8043B38CSA is a heavy-duty, 2-way normally closed solenoid valve engineered for reliable fuel gas shutoff in commercial and industrial HVAC and combustion applications. Built with a durable aluminum body and NBR seals, this valve is designed to handle the demands of fuel gas service while delivering consistent, dependable performance.
Key Features
- 2-way, normally closed (N/C) configuration for fail-safe gas shutoff
- 3/4″ NPT pipe connection for straightforward installation
- 120VAC coil voltage for compatibility with standard commercial control circuits
- 12.2 Cv flow coefficient for high-capacity fuel gas flow
- Operating pressure range: 0–20 PSI, suitable for low-pressure fuel gas systems
- Aluminum body construction for lightweight durability and corrosion resistance
- NBR (Buna-N) seals rated for fuel gas media compatibility
- NEMA 4 enclosure rating for protection against splashing water and outdoor use
- Visual indication feature for quick, at-a-glance valve position confirmation
- Proof of closure (POC) function for safety interlock and verification applications
Specifications
- SKU: 8043B38CSA
- Brand: ASCO
- Valve Type: 2-Way Solenoid Valve
- Operation: Normally Closed (N/C)
- Connection Size: 3/4″ NPT
- Coil Voltage: 120VAC
- Flow Coefficient (Cv): 12.2
- Pressure Range: 0–20 PSI
- Media: Fuel Gas
- Body Material: Aluminum
- Seal Material: NBR (Nitrile Butadiene Rubber)
- Enclosure Rating: NEMA 4
- Visual Indication: Yes
- Proof of Closure: Yes
Application
The ASCO 8043B38CSA is ideal for use in commercial boilers, burner management systems, rooftop units, and other fuel gas control applications where a safety-rated, normally closed shutoff valve with proof of closure is required. The NEMA 4 enclosure makes it suitable for both indoor and outdoor installations where moisture exposure is a concern. The visual indication and proof of closure features support compliance with safety codes and simplify system commissioning and troubleshooting.
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