Description
The Lochinvar & A.O. Smith 100208601 is an OEM replacement combination gas valve, cross-referenced to part number VR8303M4863. Designed for use on compatible Lochinvar and A.O. Smith water heating equipment, this valve delivers dependable gas flow regulation and safety shutoff performance to keep your system operating safely and efficiently.
Key Features
- OEM part number: VR8303M4863
- Inlet/outlet connection size: 3/4″ x 3/4″
- Outlet pressure: 1.8″ w.c.
- Combination gas valve design integrates pressure regulation and safety shutoff
- Direct OEM replacement for compatible Lochinvar and A.O. Smith water heaters
- Ensures precise gas pressure delivery for reliable burner ignition and operation
Application
This gas valve is engineered as a direct OEM replacement for select Lochinvar and A.O. Smith water heating appliances. Its 3/4″ x 3/4″ port configuration and 1.8″ w.c. outlet pressure rating make it a precision fit for the systems it was designed to serve. Always verify compatibility with your specific model before installation.
Why Choose OEM Replacement Parts?
- Maintains original equipment performance and efficiency ratings
- Ensures compatibility with existing controls and wiring
- Supports warranty compliance and safe system operation
- Reduces callbacks and repeat service visits







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