Best Natural Gas Conversion Kits for Generators You Can Buy Online
When planning a natural gas or dual-fuel upgrade for a generator, choose a kit that offers a straightforward installation, preserves gasoline operation, and fits your model. This guide highlights five top options designed for common American generators, focusing on reliability, compatibility, and ease of use. It’s ideal for homeowners, emergency preppers, RV users, and small-business owners who want flexible fuel options without complex repairs.
Summary of chosen products
| Product | Best For | Notes |
|---|---|---|
| Natural Gas Conversion Kit Compatible with Duromax XP12000EH | Duromax XP12000EH owners needing low-pressure natural gas conversion | Retains gasoline capability; uses carb port for natural gas inlet |
| YAMAKATO Dual Tri Fuel Carburetor Kit | Wide compatibility; suitable for Predator/Champion/Honda clones | Tri-fuel capability; includes non-asbestos gaskets |
| Natural Gas Conversion Kit fits Westinghouse WGEN9500DF | Westinghouse WGEN owners seeking simple NG option | No permanent modifications; switch back to gasoline/propane |
| ONDAQUA EU2200i Tri Fuel Conversion Kit | Honda EU2200i users needing three-fuel flexibility | Emergency-ready, durable fittings; propane and natural gas options |
| Grenergy EU2200i Propane, Natural Gas & Gasoline Tri Fuel Kit | EU2200i owners wanting turnkey tri-fuel | Out-of-the-box tri-fuel, no carburetor modification required |
Natural Gas Conversion Kit Compatible with Duromax XP12000EH
Best for: Duromax XP12000EH owners who want a low-pressure natural gas inlet without permanently modifying the carburetor. This kit uses the existing carburetor port for the NG inlet and preserves the ability to run gasoline. It’s a straightforward swap that keeps dual-fuel flexibility. Limitation: verify compatibility with your exact XP12000EH configuration before installation.
YAMAKATO Dual Tri Fuel Carburetor Kit
Best for: Generators from Honda GX160/200 displacement lines, Generac GP models, Champion, and other popular clones requiring a tri-fuel carburetor replacement. This kit supports gasoline to natural gas/propane transitions and includes non-asbestos mounting gaskets. Caution: compatibility notes show broader fits for certain models; verify your generator’s engine size and model year before purchase.
Natural Gas Conversion Kit fits Westinghouse WGEN9500DF
Best for: Westinghouse WGEN9500DF users seeking a no-permanent-modification NG option with gasoline backup. This kit emphasizes ease of reversion: reconnect the stock propane hose to switch back to propane if desired. Limitation: ensure the NG inlet port matches your WGEN9500DF model for a secure seal.
GasXpert 24FT Natural Gas Hose with Quick Connect Fittings
Best for: Expanding natural gas system connections for grills, heaters, and generators. This hose offers durable construction, brass fittings, and a flexible 24-foot length for easier setup in larger spaces. Caution: check compatibility with your specific conversion kit’s inlet fittings to avoid mismatches.
ONDAQUA EU2200i Propane, Natural Gas and Gasoline Tri Fuel Kit
Best for: Honda EU2200i owners needing true three-fuel flexibility for emergencies and outdoor use. This kit supports seamless switching between gasoline, propane, and natural gas, with a focus on emergency readiness. Limitation: as with all tri-fuel systems, stability at extreme load and long-term carburetor behavior may vary by model and maintenance history.
Grenergy EU2200i Propane, Natural Gas & Gasoline Tri Fuel Kit
Best for: EU2200i users who want a ready-to-use tri-fuel solution that minimizes carburetor tweaks. The kit emphasizes no carburetor modifications and emphasizes propane stability for long-term storage. Caution: verify model compatibility with your EU2200i generation and year to ensure a smooth fit.
Buying Guide
- Compatibility: Check your generator’s exact model, displacement, and carburetor type. Tri-fuel kits often span many generations but may not fit all variants.
- Installation ease: Prefer kits that use existing ports and require no permanent carburetor modification to preserve gasoline operation.
- Fuel choice practicality: Consider fuel availability in your area. Propane and natural gas store longer and are ideal for emergencies, while gasoline remains readily accessible in many regions.
- Reliability and safety: Look for kits with robust fittings (brass preferred) and leak-preventive designs. Ensure you follow all safety instructions during installation and use.
- Maintenance: Some kits include gaskets and mounting hardware. Inspect gaskets and seals periodically to prevent leaks or performance loss.
FAQ
- What is a tri-fuel carburetor kit?
Answer: A kit that enables a generator to run on three fuel sources (gasoline, propane, and natural gas) by modifying or replacing the carburetor components while preserving original operation. - Do these kits require permanent modifications?
Answer: Several kits are designed to avoid permanent carburetor modification and allow easy switching back to gasoline or propane. - Will these kits work with all Generac, Honda, and Predator models?
Answer: Compatibility varies by engine size and model year. Always verify model-specific compatibility before purchasing. - Is natural gas a safer option for long-term storage?
Answer: Natural gas stores indefinitely in well-maintained supply lines, reducing the need for frequent fuel replacements compared to gasoline. - What maintenance is needed after installation?
Answer: Inspect seals, gaskets, and hoses for wear; ensure proper connections and check for gas leaks during initial tests. - Can I install these myself?
Answer: Many kits are designed for DIY installation, but follow the manufacturer instructions and consider professional help if unsure.