You might not realize your portable generator can run on natural gas, not just propane or gasoline. That opens up a whole new level of convenience during an outage, but you need the right hose and fuel setup to make it work safely. Let’s break down the best options.
| Westinghouse 12500 Watt Tri-Fuel Portable Generator |  | Best Overall | Fuel Type: Gasoline, propane, natural gas | Power Output (Running Watts on Natural Gas): 7,500 running watts | Engine Displacement: 457cc | VIEW LATEST PRICE | Read Our Analysis |
| Generac 12,500 Starting Watt Tri-Fuel Portable Generator Electric Start |  | Most Popular | Fuel Type: Gasoline, propane, natural gas | Power Output (Running Watts on Natural Gas): 9,500 running watts (gasoline rating) | Engine Displacement: 500cc | VIEW LATEST PRICE | Read Our Analysis |
| 15 Feet 1/2 Inch ID Natural Gas Grill Hose with Quick Connect Fittings |  | Budget-Friendly Pick | Fuel Type: Natural gas only | Power Output (Running Watts on Natural Gas): N/A (hose only) | Engine Displacement: N/A | VIEW LATEST PRICE | Read Our Analysis |
| Westinghouse 25-Foot Natural Gas Generator Hose |  | Best for Westinghouse | Fuel Type: Natural gas only | Power Output (Running Watts on Natural Gas): N/A (hose only) | Engine Displacement: N/A | VIEW LATEST PRICE | Read Our Analysis |
| WEN Tri-Fuel Generator 14,500-Watt (TF-1450X) |  | Highest Power | Fuel Type: Gasoline, propane, natural gas | Power Output (Running Watts on Natural Gas): 8,750 running watts | Engine Displacement: 500cc | VIEW LATEST PRICE | Read Our Analysis |
| Westinghouse 14500 Peak Watt Tri-Fuel Generator |  | Editor’s Choice | Fuel Type: Gasoline, propane, natural gas | Power Output (Running Watts on Natural Gas): 9,500 running watts | Engine Displacement: 550cc | VIEW LATEST PRICE | Read Our Analysis |
| Natural Gas Hose for Generator 36FT |  | Longest Reach | Fuel Type: Natural gas only | Power Output (Running Watts on Natural Gas): N/A (hose only) | Engine Displacement: N/A | VIEW LATEST PRICE | Read Our Analysis |
| Westinghouse 15-Foot Natural Gas Generator Hose |  | Best Value | Fuel Type: Natural gas only | Power Output (Running Watts on Natural Gas): N/A (hose only) | Engine Displacement: N/A | VIEW LATEST PRICE | Read Our Analysis |
| DuroStar DS13000MXT 13,000-Watt Tri Fuel Generator |  | Best Durability | Fuel Type: Gasoline, propane, natural gas | Power Output (Running Watts on Natural Gas): 10,500 running watts (gasoline rating) | Engine Displacement: 500cc | VIEW LATEST PRICE | Read Our Analysis |
| Natural Gas Hose 25FT 1/2 Inch Female x Quick Connect |  | Best Versatility | Fuel Type: Natural gas only | Power Output (Running Watts on Natural Gas): N/A (hose only) | Engine Displacement: N/A | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
Westinghouse 12500 Watt Tri-Fuel Portable Generator
If you need a generator that handles natural gas without compromise, this Westinghouse model is a steady workhorse. It delivers 9,500 peak and 7,500 running watts on natural gas, so you’ve got serious power for your home or RV. Its 457cc engine with a cast iron sleeve guarantees durability. You start it with a push button or remote fob, and the automatic voltage regulation protects your sensitive electronics. The CO sensor and low oil shutdown keep you safe. Plus, you’ll appreciate the never-flat wheels for easy movement. It’s a reliable backup you can count on.
- Fuel Type:Gasoline, propane, natural gas
- Power Output (Running Watts on Natural Gas):7,500 running watts
- Engine Displacement:457cc
- Product Type:Tri-fuel generator
- Hose Length (for generators, fuel tank capacity):6.6-gallon fuel tank
- Warranty:3-year limited
- Additional Feature:Remote key fob start
- Additional Feature:CO sensor safety shutdown
- Additional Feature:Digital hour meter display
Generac 12,500 Starting Watt Tri-Fuel Portable Generator Electric Start
You’re looking for a generator that won’t lock you into one fuel—and the Generac 12,500 Starting Watt Tri-Fuel model is the most popular choice for that very reason. It runs on gasoline, liquid propane, or natural gas with a simple dial turn. You get 9,500 running watts and 12,500 starting watts, enough for air conditioners and sump pumps at the same time. The 7.5-gallon tank gives you up to 9.5 hours on gas at 50% load, but hook it up to a natural gas line for fundamentally unlimited runtime.
Safety is rock solid. COsense technology shuts the unit down if carbon monoxide builds up. Automatic Voltage Regulation protects your appliances. Plus, the electric start eliminates pull cords, and the 9.5-inch never-flat wheels make moving its 219 pounds manageable. Just remember the first oil change at 20 hours, then every 100 hours.
- Fuel Type:Gasoline, propane, natural gas
- Power Output (Running Watts on Natural Gas):9,500 running watts (gasoline rating)
- Engine Displacement:500cc
- Product Type:Tri-fuel generator
- Hose Length (for generators, fuel tank capacity):7.5-gallon fuel tank
- Warranty:8-year limited (3-year residential)
- Additional Feature:COsense carbon monoxide monitor
- Additional Feature:8-year limited warranty
- Additional Feature:HomeLink transfer switch compatible
15 Feet 1/2 Inch ID Natural Gas Grill Hose with Quick Connect Fittings
Need a reliable hose for your generator without breaking the bank? This 15-foot, 1/2 inch ID natural gas grill hose from YINGKESI might be your perfect match. You get brass quick connect fittings for tool-less installation, plus a stainless steel core wrapped in natural rubber for outdoor toughness. It handles low pressure up to 0.5 psi, compatible with generators, grills, and fire tables.
Before using, always check for leaks with soapy water. And remember to verify your appliance connection size beforehand. With a stellar 4.7 star rating from 51 reviews, this hose gives you flexibility and reach when your generator sits far from the gas supply.
- Fuel Type:Natural gas only
- Power Output (Running Watts on Natural Gas):N/A (hose only)
- Engine Displacement:N/A
- Product Type:Natural gas hose
- Hose Length (for generators, fuel tank capacity):15 feet
- Warranty:30-day return policy
- Additional Feature:Stainless steel core construction
- Additional Feature:Tool-less quick connect fittings
- Additional Feature:0.5 psi maximum pressure
Westinghouse 25-Foot Natural Gas Generator Hose
That Westinghouse 25-foot natural gas hose turns your tri fuel generator into a limitless home backup machine. No more refueling, no emergency gas runs, no cans. You just connect to your household supply and you’re done. It’s a simple setup that gives you unlimited runtime.
Here’s what makes it work so well:
- Reinforced rubber construction resists cracking and kinking, even in extreme weather.
- Solid brass fittings ensure a secure, corrosion-free connection every time.
- Quick connect adapter stays on the generator’s intake valve for tool-free hookup in seconds.
- 25-foot length lets you position the generator safely away from your house or garage.
It’s CSA Certified and backed by Westinghouse’s 30-day limited warranty. You get a durable, weatherproof hose from a trusted American manufacturer. Just connect, power up, and forget about fuel worries. Store it away when not in use. Simple, reliable, permanent backup power.
- Fuel Type:Natural gas only
- Power Output (Running Watts on Natural Gas):N/A (hose only)
- Engine Displacement:N/A
- Product Type:Natural gas hose
- Hose Length (for generators, fuel tank capacity):25 feet
- Warranty:30-day limited
- Additional Feature:CSA safety certified
- Additional Feature:Weather-resistant reinforced rubber
- Additional Feature:Quick connect adapter included
WEN Tri-Fuel Generator 14,500-Watt (TF-1450X)
For those wanting maximum backup power, the WEN TF-1450X delivers the highest power of any tri-fuel option we cover. Running on natural gas, you get 10,500 surge watts and 8,750 running watts, enough to run your fridge, lights, and sump pump simultaneously. Switching fuels is a breeze with the simple selection dial. You’ll appreciate the electric start with recoil backup, plus a digital meter tracking voltage and runtime. The Watchdog CO Shutdown Sensor automatically turns off the generator if dangerous carbon monoxide levels build up. It comes with a 6-foot LPG hose and an NG quick-connect adapter. Don’t forget the three-year warranty!
- Fuel Type:Gasoline, propane, natural gas
- Power Output (Running Watts on Natural Gas):8,750 running watts
- Engine Displacement:500cc
- Product Type:Tri-fuel generator
- Hose Length (for generators, fuel tank capacity):8.2-gallon fuel tank
- Warranty:3-year limited
- Additional Feature:Watchdog CO shutdown sensor
- Additional Feature:Digital data meter display
- Additional Feature:6-foot LPG hose included
Westinghouse 14500 Peak Watt Tri-Fuel Generator
Why might natural gas be your most practical fuel yet? With the Westinghouse 14500, you get 12,000 peak watts on natural gas, plenty for your home’s essentials. Its 550cc engine uses a cast iron sleeve for durability, and you’ll love the push-button start or remote key fob. The VFT data center shows you voltage and runtime at a glance. Plus, you can plug into your transfer switch with the L14-30R or 14-50R outlets. It’s heavy at 230 pounds, but those never-flat wheels make moving it manageable.
- Fuel Type:Gasoline, propane, natural gas
- Power Output (Running Watts on Natural Gas):9,500 running watts
- Engine Displacement:550cc
- Product Type:Tri-fuel generator
- Hose Length (for generators, fuel tank capacity):9.5-gallon fuel tank
- Warranty:3-year limited
- Additional Feature:Remote start key fob
- Additional Feature:Low THD (under 5%)
- Additional Feature:Copper windings construction
Natural Gas Hose for Generator 36FT
You need a natural gas hose that covers serious ground, and this 36-foot option delivers the longest reach for your generator setup. It’s built with a 1/2-inch male quick connect on one end and a female flare on the other, plus adapters to fit 3/8-inch systems. The brass fittings guarantee airtight connections, while the rubber exterior resists weather and cracking, backed by a flexible stainless steel inner layer. Just measure your distance from the gas source first, leaving room for generator movement. After connecting, check for leaks with soapy water. It’s CSA certified and handles up to 100,000 BTUs, perfect for your outdoor setup!
- Fuel Type:Natural gas only
- Power Output (Running Watts on Natural Gas):N/A (hose only)
- Engine Displacement:N/A
- Product Type:Natural gas hose
- Hose Length (for generators, fuel tank capacity):36 feet
- Warranty:30-day return policy
- Additional Feature:100,000 BTU maximum capacity
- Additional Feature:Three adapter fittings included
- Additional Feature:CSA certified construction
Westinghouse 15-Foot Natural Gas Generator Hose
The Westinghouse 15-foot hose gives you a direct tap into your home’s natural gas line. It’s built for Westinghouse tri fuel generators under 14,500 running watts. You get unlimited runtime because you’re skipping refueling entirely.
Installation is tool-free. The quick connect adaptor stays attached to your generator’s gas intake. Just click the hose on or off as needed. That’s it.
This hose uses solid brass fittings for corrosion resistance and a reliable seal. The reinforced, weather-resistant outer layer won’t crack or kink outside. It weighs just 4.6 pounds, so it’s easy to store. CSA certified for safety, and backed by Westinghouse’s 30-day warranty.
- Fuel Type:Natural gas only
- Power Output (Running Watts on Natural Gas):N/A (hose only)
- Engine Displacement:N/A
- Product Type:Natural gas hose
- Hose Length (for generators, fuel tank capacity):15 feet
- Warranty:30-day limited
- Additional Feature:Tool-free quick connect setup
- Additional Feature:Solid brass corrosion-resistant fittings
- Additional Feature:CSA certified safety compliance
DuroStar DS13000MXT 13,000-Watt Tri Fuel Generator
For whole-home backup that holds up under heavy loads, this tri fuel generator is built to last. You get 13,000 peak watts and 10,500 running watts from its rugged 500cc engine. That means about 13 hours of runtime on an 8.3-gallon tank.
Now, here’s where it shines for natural gas. It’s fully transfer switch ready with a 50-amp outlet, and includes a 15-foot, 3/4-inch natural gas hose. Plus, you have propane and gasoline options when needed.
Safety is serious here. CO Alert technology automatically shuts it down if carbon monoxide builds up. Remote electric start makes firing it up effortless. And the 3-year warranty gives you solid peace of mind.
- Fuel Type:Gasoline, propane, natural gas
- Power Output (Running Watts on Natural Gas):10,500 running watts (gasoline rating)
- Engine Displacement:500cc
- Product Type:Tri-fuel generator
- Hose Length (for generators, fuel tank capacity):8.3-gallon fuel tank
- Warranty:3-year manufacturer
- Additional Feature:CO Alert automatic shutdown
- Additional Feature:15-foot natural gas hose included
- Additional Feature:Remote electric start ignition
Natural Gas Hose 25FT 1/2 Inch Female x Quick Connect
Natural gas generator owners, listen up. You need the QKLngtan 25-foot hose. It’s a 1/2-inch inner diameter, handling 92,000 BTU per hour, perfect for your small emergency generator. The connectors are simple: a 1/2-inch female flare on one end and a male quick connect on the other. No tools required. Just pull the lock tab, press to connect, and you’re set. It’s dual layer: a weather-resistant rubber outside and a flexible stainless steel inside. Solid brass fittings resist corrosion. No leaks, no rust, no tangles. Your generator stays powered, even in tough conditions.
- Fuel Type:Natural gas only
- Power Output (Running Watts on Natural Gas):N/A (hose only)
- Engine Displacement:N/A
- Product Type:Natural gas hose
- Hose Length (for generators, fuel tank capacity):25 feet
- Warranty:30-day return policy
- Additional Feature:92,000 BTU/Hr flow capacity
- Additional Feature:Built-in sealing gasket
- Additional Feature:Dual-layer rubber/steel construction
Factors to Consider When Choosing Natural Gas for a Generator
Before you pick a natural gas hose for your generator, you need to nail down a few key specs. Your fuel flow rate must match your generator’s demand, or you’ll starve it of power, and the hose length you require directly impacts that flow. Don’t forget connector type compatibility and the maximum pressure rating, plus make sure your hose meets outdoor durability standards to withstand the elements.
Fuel Flow Rate
When you’re picking a natural gas generator, the fuel flow rate is the big one—it basically decides how much power you can actually get out of the thing. Think of it like the fuel line’s speed limit. A higher flow rate means you can run more appliances for longer without the generator choking. Those hoses and connections come with ratings in BTU per hour or cubic feet per minute, and you need those numbers to match your generator’s demands. Skimp on flow, and you’ll face voltage drops or flickering power, which can fry sensitive electronics. That’s a recipe for frustration. So, check the specs: continuous draw and peak surge. Match them against your supply line’s capacity. Do this right, and your generator will hum smoothly through any outage, no hiccups. Don’t guess—measure what you’re working with.
Hose Length Required
Now, you’ve got the fuel flow rate squared away, but where you put that generator matters just as much. The hose length directly impacts your placement flexibility. Common lengths range from 15 to 36 feet, so you’ve got solid options. Longer hoses let you position the generator safely away from your house or garage, which is smart. But don’t go too long, or you risk leaks and storage headaches. You also need to avoid excessive stretching or kinking, because that restricts gas flow and kills performance. Consider your layout carefully: measure the path around obstacles, and leave room for future adjustments. A hose that’s too short boxes you in, while one that’s just right gives you freedom. Pick the length that matches your space, not just your convenience.
Connector Type Compatibility
While you’ve got the hose length sorted, it’s the connector that actually seals the deal between your generator and the gas supply. You’ll need to match the connector type to your generator’s inlet port, whether that’s a quick connect fitting or a flare connector. Measure the outer diameter and thread size precisely; a mismatch here means no gas flow. Always use CSA certified connectors, as they guarantee safety and reliable performance. Check the connection interface, too: is it a male quick connect or a female flare? That determines how it mates with your existing gas supply fittings. And don’t forget to confirm the connector’s pressure rating aligns with your generator’s operating pressure, typically up to 0.5 psi for residential setups. A simple checklist: match the type, verify the threads, and confirm the pressure rating. You’ll get a secure, leak free connection every time!
Maximum Pressure Rating
The maximum pressure rating of your natural gas hose is its safety ceiling, the highest pressure it can handle without failing. For your generator, you’ll want a rating that exceeds your home’s typical supply pressure, which hovers around 0.5 psi. Most residential hoses manage that just fine, but don’t assume. Exceeding that limit invites leaks or ruptures, and that’s a mess you don’t need.
Check the hose’s spec sheet before you connect anything. Look for a rating that comfortably tops 0.5 psi, say 1 psi or higher. This ensures compatibility with your generator’s demands and protects against pressure spikes. Remember, a hose at its breaking point is a hazard, not a helper. Keep your system safe and your generator happy.
Outdoor Durability Standards
Once you’ve confirmed your hose can handle the pressure, it’s time to look at how it stands up to the great outdoors. You’ll want components that are CSA certified, ensuring they meet strict safety standards for outdoor use. Look for weather-resistant rubber and corrosion-resistant brass fittings; these materials fight off sun, rain, and snow without cracking or rusting. Hoses with reinforced layers and flexible stainless steel inner linings handle extreme temperatures and won’t kink on uneven ground. You also need proper sealing gaskets and secure quick-connect fittings to prevent sneaky leaks. And don’t forget length and pressure ratings: a hose supporting up to 92,000 BTU/Hr flow with low-pressure operation keeps your generator running reliably. Choose these features, and your setup will weather any storm!
Generator BTU Demand
First, you’ve got to match your generator’s BTU appetite with your home’s natural gas supply. High power units usually demand between 92,000 and 100,000 BTUs per hour. If your gas line can’t keep up, you’ll face pressure drops and poor performance. So, calculate the total BTU load from all your appliances running at once. Your generator needs enough gas, especially during peak times. And don’t forget the hose: it must be rated for your generator’s specific BTU output. Exceeding your supply’s capacity leads to incomplete combustion or even damage. Keep it simple: check your line’s maximum capacity, add up your appliance demands, and verify your generator’s needs fit comfortably within that limit. Your generator will thank you.
Quick Connect Features
Since you’ll be hooking up and unhooking your generator fairly often, quick connect fittings make that whole process a breeze. You’ll get tool-free, secure attachment and detachment of natural gas hoses, so setup and disconnection happen in seconds. That’s a godsend when you’re scrambling during a storm or packing up after a weekend trip.
These fittings guarantee a gas-tight seal, minimizing leaks and boosting safety during operation. You’ll typically find brass construction, which resists corrosion and stands up to outdoor weather. No need for specialized tools, just click and go. And the design keeps gas flow consistent, supporting steady generator performance.
Here’s what you gain:
- Effortless mobility: Connect or disconnect hoses instantly.
- Durable brass fittings: Lasts through rain, snow, and sun.
- Snap-on security: Locks tight without wrenching.
Quick connect features turn a chore into a one-handed operation!
Safety Certification Compliance
Why should safety certification matter when you’re hooking up natural gas for your generator? Because a leak or explosion turns your emergency backup into a disaster. You need that small blue CSA certification mark on your hose and connections. It guarantees the equipment meets established safety standards for pressure and flow. Without it, you risk corrosion, weather damage, or mechanical failure.
Here’s what certified components deliver:
- Leak prevention: Properly tested fittings stop gas from escaping.
- Weather resistance: They stand up to rain, snow, and sun.
- Corrosion protection: Materials won’t degrade over time.
- Carbon monoxide safety: Reduces the chance of deadly buildup.
