Honeywell VQ425MA1038 110V Gas Valve
Technical specs, application notes, replacement checks, and related model references.
Product Overview
The Honeywell VQ425MA1038 110V is an authoritative Class A gas safety shut-off valve/actuator, part of the VE/VQ/V4055 series. According to the official Honeywell combustion catalog, it is designed for the fast and secure isolation of natural gas, LP gas, and manufactured gases. Providing a closing time of typically under 1 second, it ensures absolute fail-safe operation upon burner lockout. This valve series is essential for meeting international gas train safety regulations in commercial and industrial heating plants, ensuring positive shut-off and system integrity.
Key Features
- Valve Class: Class A Safety Shut-off Valve
- Closing Time: < 1 second (Instantaneous fail-safe)
- Media: Suitable for Natural Gas, LP Gas, and non-aggressive gases
- Standards: Fully compliant with EN 161 and CE directives
- Construction: Robust die-cast body with high flow capacity
Recorded catalog values are provided for comparison. Verify the complete model suffix and document revision before use.
Catalog Specifications
Verification RequiredVerification Status
Core model identity has been collected. Electrical parameters, terminal layout, replacement compatibility, and safety timing should be verified against official manufacturer documentation before field use.
Selection Notes & Data Verification
The VQ425MA1038 110V page is structured for engineering comparison: confirm the product type, firing range, fuel type, operating mode, electrical supply, and safety approvals against the manufacturer datasheet before specifying the burner or component.
Burner.wiki normalizes product data for discovery and comparison, but final selection should account for combustion chamber backpressure, local emission limits, control sequence requirements, and site commissioning conditions.
Application Checks
Related Models
Related Knowledge
FAQ
What is Honeywell VQ425MA1038 110V used for?
Honeywell VQ425MA1038 110V is referenced as a gas valve for industrial combustion systems. Verify the exact application against the burner documentation, control cabinet wiring, and manufacturer datasheet.
Can VQ425MA1038 110V replace another model?
Replacement depends on voltage, safety timing, wiring terminals, flame supervision method, mechanical fit, and local combustion safety requirements.
What should be checked before installing VQ425MA1038 110V?
Check supply voltage, burner sequence, fuel type, pressure or capacity range, detector compatibility, safety loop configuration, and the equipment nameplate before commissioning.
Documentation Note
Technical documentation should be verified against the manufacturer datasheet, burner cabinet wiring diagram, and equipment nameplate before installation or replacement.
- Check supply voltage and frequency.
- Confirm terminal layout and safety interlocks.
- Verify flame detector or actuator compatibility.
Plan Your Selection
Use the selection guide to organize model, operating condition, and documentation checks.
Selection Guide