The Asco 8040G022 Solenoid Valve (8040G22) is a direct-acting, normally closed shutoff valve built for fuel gas control in safety-critical burner systems. Designed for use in pilot and main gas lines, it offers reliable shutoff performance for a wide range of combustion equipment used in commercial and industrial environments.
Technical Specifications
- Valve Type: Direct Acting, Normally Closed, 2-Way
- Pipe Size: 1/2″ NPT
- Flow Factor (Cv): 5.4
- Gas Capacity: 291,000 Btu/hr
- Operating Pressure Differential:
- Minimum Operating Pressure: 0 psi
- Maximum Operating Pressure: 2 psi
- Maximum Fluid Temperature: 125°F (52°C)
- Body Material: Aluminum
- Seal Material: NBR
- Voltage Options:
- AC (60Hz): 24, 120, 240V
- AC (50Hz): 110, 220V
- Watt Rating:
- AC: 10.1 watts
- Coil Insulation Class: F
- Solenoid Enclosure:
- Standard: RedHat II molded epoxy, Types 1, 2, 3, 3S, 4, and 4X
- Optional: Explosionproof and Watertight, Types 3, 7(C and D), and 9
Key Features and Functionality
- Low-Pressure Operation: It handles inlet gas pressure up to 2 psi.
- Mid-Sized Gas Control: Suited for 1/2″ pilot or main lines.
- No Pressure Differential Required: Direct-acting shutoff design.
- Fast Cycle Time: Opens and closes in under 1 second.
- Universal Mounting: Can be installed in any position.
Compatible Components and Related Parts
- ASCO RedHat II Coil Series
- ASCO Mounting Brackets
- ASCO Seal Kit for 8040 Series
- ASCO Explosionproof Solenoid Enclosure
Industry Applications
- Gas Burner Control: Primary or pilot fuel shutoff.
- Furnace Systems: Controls the inlet fuel supply.
- Boiler Fuel Shutoff: Integrated into interlock gas trains.
- Combustion Ovens: Used in safety shutoff applications.
- Process Heating Systems: Ensures safe gas cutoff.
Compliance and Approvals
- UL Listed
- CSA Certified
- FM Approved
Installation and Operational Notes
- Includes 1/8″ NPT test ports with plugs for pressure checks.
- Must be used with clean, dry fuel gases only.
- Confirm voltage compatibility before installation.
- Explosionproof enclosure is available using the EF prefix.
- Install following the directional flow arrow.
Series Catalog
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