Best Natural Gas Conversion Kits for Generators
If you want to run a generator on natural gas without permanent modifications, these kits convert compatible units to low-pressure natural gas input. This guide helps buyers choose kits that retain gasoline capability while expanding fuel versatility. The top picks here suit users seeking easy retrofits, homeowners with natural gas access, and those who value safety features like automatic shutoff. Each option is evaluated for compatibility, ease of use, and practical limitations to help you decide which kit fits your generator model and fuel strategy.
| Product | Best For |
|---|---|
| Natural Gas Conversion Kit Compatible with Duromax XP12000EH | Duromax XP12000EH owners who want a non-permanent, gasoline-compatible conversion |
| Natural Gas Conversion Kit Fits Westinghouse WGEN9500DF | Westinghouse WGEN9500DF users seeking easy natural gas integration |
| Conversion Kit 2-5KW Petrol Generators to LPG/CNG | Small to mid-range petrol generators needing propane or CNG flexibility |
| Low Pressure 039-122 Regulator Generator Converter | Garretson/Imco style regulators for compatible natural gas feed |
| GasSaf 10 ft Natural Gas Hose with Quick Disconnect | hose-and-fit quick-connect needs for multiple gas-powered tools |
Natural Gas Conversion Kit for Duromax XP12000EH

Best for: Duromax XP12000EH owners who want a non-permanent, natural gas option without losing gasoline capability. This kit uses the existing carburator port for a natural gas inlet and allows a simple switch back to gasoline when needed. It is designed for low-pressure natural gas and is compatible with the XP12000EH model, offering a straightforward retrofit for users with natural gas access at the site.
Why chosen: It emphasizes a non-permanent modification, preserving original hardware so the unit can still run on gasoline. The setup keeps the stock propane hose as a quick return-to-gasoline path, which is practical for mixed-fuel environments. A potential limitation is that the kit is model-specific, so verify serial compatibility before purchasing.
Natural Gas Conversion Kit For Westinghouse WGEN9500DF

Best for: Westinghouse WGEN9500DF owners who need an easy natural gas inlet without permanent modification. The kit leverages the carburetor’s port for a natural gas inlet and preserves the option to run gasoline. It’s a practical upgrade for users who have ready natural gas access and want a quick, reversible conversion.
Why chosen: The design mirrors other simple natural gas retrofit concepts, prioritizing non-permanent changes and reversible operation. A limitation is that the kit is tailored to certain generator models, so compatibility should be confirmed with your exact serial and configuration.
Conversion Kit 2-5KW Petrol Generators To LPG/CNG

Best for: Small to mid-range petrol generators that want propane or CNG flexibility. This complete kit includes a pressure regulator and a gas carburetor to support diverse gas sources while maintaining reliable power output. It suits buyers who want a more versatile fuel strategy for smaller units.
Why chosen: The kit emphasizes safety and reliability by stabilizing gas pressure and providing automatic shutoff when the generator is not in use. The note is that the kit’s effectiveness depends on proper installation and generator compatibility with the included hardware.
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Best for: Gas hose users who need a flexible, CSA-certified solution with quick disconnects and broad compatibility for grills, generators, and heaters. This hose supports quick connections and safe operation across multiple gas-powered tools.
Why chosen: The CSA certification and flexible length offer practical safety and adaptability. A limitation is that hose kits alone may require additional adapters or regulators for specific generator models, so verify fitment before mixing with a dedicated conversion kit.
Buying Guide: Natural Gas Conversion For Generators
What to consider when selecting a kit:
- Generator compatibility: Confirm model and engine size match the kit’s intended range.
- Non-permanent modification: If you want easy reversibility, choose kits that don’t require permanent alterations to the carburetor or fuel system.
- Fuel versatility: Some kits support gasoline alongside natural gas, propane, or CNG. Determine your preferred fuel strategy.
- Safety and pressure management: Look for built-in regulators and automatic shutoff features to prevent leaks and over-pressurization.
- Installation effort: Consider whether installation is a DIY project or needs professional help. Compatibility with existing hoses and hoses’ length matters.
- Regulatory compliance: CSA or other regional certifications can indicate compliance with safety standards.
FAQ
- Can I switch between natural gas and gasoline quickly?
Many kits retain gasoline operation and provide a straightforward method to revert to gasoline when needed.
- Are natural gas conversions safe for all generators?
Conversions are designed for select models and require proper regulators and check valves to ensure safe operation.
- Do these kits require permanent modifications?
Some kits are non-permanent and designed to be reversible, while others may demand minor, model-specific modifications.
- What maintenance is needed after installation?
Regular inspection of hoses, regulators, and connections helps prevent leaks and ensures steady gas pressure.
- Is a regulator included with the kit?
Many kits include a regulator; verify in the product details to avoid buying separately.
- Do I need professional installation?
Installation complexity varies by model; consult the kit’s documentation or a qualified technician if unsure.