You might think a side burner is just an afterthought, but these aren’t about boiling a single pot of beans. They’re the unsung heroes that let you sear, simmer, and fry simultaneously, freeing up your main grill real estate for slow roasting or searing steaks. That’s a game changer for your whole cookout flow.
| Endark 68,500 BTU 6-Burner Propane Gas Grill |  | Best High-Heat | BTU Output (Total): 77,000 BTU (68,500 main + 8,500 side) | Material: Stainless steel with porcelain-coated grates | Number of Burners: 6 main + 1 side = 7 total | VIEW LATEST PRICE | Read Our Analysis |
| VEVOR Double Grilling Side Burners 30,000 BTU |  | Best Dual Fuel | BTU Output (Total): 30,000 BTU | Material: 304 stainless steel | Number of Burners: 2 burners | VIEW LATEST PRICE | Read Our Analysis |
| VEVOR Double Grilling Side Burner 2×17,000 BTU |  | Most Versatile | BTU Output (Total): 34,000 BTU | Material: 304 stainless steel | Number of Burners: 2 burners | VIEW LATEST PRICE | Read Our Analysis |
| Propane Gas Grill 4 Burner Combo with Side Burner |  | Best Value | BTU Output (Total): 49,000 BTU (40,000 main + 9,000 side) | Material: Stainless steel with porcelain-enamel cast iron | Number of Burners: 4 main + 1 side = 5 total | VIEW LATEST PRICE | Read Our Analysis |
| Charbroil Pro Series 4-Burner Propane Gas Grill |  | Best Modular | BTU Output (Total): 45,000 BTU | Material: Alloy steel, painted steel, cold rolled steel | Number of Burners: 4 burners + side burner | VIEW LATEST PRICE | Read Our Analysis |
| BBQ Grill Side Burner Replacement for Blaze |  | Best Replacement | BTU Output (Total): Not specified (replacement burner head) | Material: Solid brass and aluminum | Number of Burners: 1 burner head (replacement part) | VIEW LATEST PRICE | Read Our Analysis |
| Hygrill Double Side Burner Natural Gas 304 Stainless Steel |  | Professional Grade | BTU Output (Total): 24,000 BTU | Material: 304 stainless steel with brass burners | Number of Burners: 2 burners | VIEW LATEST PRICE | Read Our Analysis |
| VEVOR 15,000BTU Liquid Propane Side Burner |  | Budget-Friendly Pick | BTU Output (Total): 15,000 BTU | Material: 304 stainless steel | Number of Burners: 1 burner | VIEW LATEST PRICE | Read Our Analysis |
| Bestfire 5-Burner Propane Gas Grill with Side Burner |  | Best Capacity | BTU Output (Total): 68,000 BTU | Material: 304 stainless steel body with cast iron grates | Number of Burners: 5 main + 1 side = 6 total | VIEW LATEST PRICE | Read Our Analysis |
| 39000 BTU Propane Gas Grill with Side Burner |  | Best Compact | BTU Output (Total): 39,000 BTU (30,000 main + 9,000 side) | Material: Stainless steel, cast iron, powder-coated steel | Number of Burners: 3 main + 1 side = 4 total | VIEW LATEST PRICE | Read Our Analysis |
More Details on Our Top Picks
Endark 68,500 BTU 6-Burner Propane Gas Grill
If powerful searing is your main priority, the Endark 68,500 BTU 6-Burner Propane Gas Grill delivers exceptional high-heat performance. You get six stainless steel burners pumping out uniform heat across a 580 sq. in. ceramic-enameled cooking grate, plus an integrated warming rack. The built-in thermometer and precision knobs put you in total flame control, from gentle simmer to roaring sear. Side burner adds 8,500 BTUs for sauces or boiling water. And cleanup? The full-sized removable grease management system makes it simple. You’ll love the lockable propane slot and spacious storage compartments for tools and seasonings. It rolls on four wheels (two lockable) too.
- BTU Output (Total):77,000 BTU (68,500 main + 8,500 side)
- Material:Stainless steel with porcelain-coated grates
- Number of Burners:6 main + 1 side = 7 total
- Fuel Type:Propane
- Ignition Type:Piezoelectric ignition
- Installation Type:Free-standing
- Additional Feature:580 sq. in. cooking area
- Additional Feature:Lockable propane tank slot
- Additional Feature:Piezoelectric ignition system
VEVOR Double Grilling Side Burners 30,000 BTU
You need a side burner that handles both propane and natural gas without extra hassle. The VEVOR Double Grilling Side Burners deliver exactly that, thanks to included NG & LP nozzles. With dual 15,000 BTU burners, you’re stir-frying veggies while simmering sauce simultaneously. That’s 30,000 total BTUs of flexible power.
Food-grade 304 stainless steel laughs at corrosion and heat. The protective cover blocks wind and dust, while the removable grille and built-in drip tray keep cleanup quick. You’ll appreciate the integrated design that prevents oil buildup. For installation, plan for a 20 x 12.5 x 8.46-inch cutout. It’s a rugged, space-saving workhorse for your outdoor kitchen.
- BTU Output (Total):30,000 BTU
- Material:304 stainless steel
- Number of Burners:2 burners
- Fuel Type:Propane (default), convertible to natural gas
- Ignition Type:Not specified
- Installation Type:Built-in
- Additional Feature:Dual fuel convertible
- Additional Feature:Removable grille included
- Additional Feature:Built-in drip tray
VEVOR Double Grilling Side Burner 2×17,000 BTU
VEVOR’s double burner packs a serious punch. Each of its two burners cranks out 17,000 BTU, giving you stable, consistent heat for stir-frying or simmering sauces, even when the wind kicks up. The 304 stainless steel build fights corrosion and handles harsh weather, so it’ll last. You get a removable grill and drip tray for easy cleanup, plus a stainless steel cover for protection. The LED control knobs make nighttime cooking a breeze, and you can convert it between propane and natural gas using the included nozzles. It fits a 20 x 12.5 x 8.46 inch cutout.
- BTU Output (Total):34,000 BTU
- Material:304 stainless steel
- Number of Burners:2 burners
- Fuel Type:Propane (default), convertible to natural gas
- Ignition Type:Not specified (LED control knobs)
- Installation Type:Built-in
- Additional Feature:LED control knobs
- Additional Feature:NG & LP nozzles included
- Additional Feature:Stainless steel cover
Propane Gas Grill 4 Burner Combo with Side Burner
Looking for a solid propane grill combo that won’t break the bank? This 4+1 burner system delivers 49,000 BTU of power, with four stainless steel main burners for even heat and a dedicated side burner for simmering sauces or boiling. You get 440 square inches of cooking space, enough for up to 10 adults. The reversible porcelain cast iron surface flips from a ridged grill side for searing steaks to a flat griddle side for pancakes or fish. Cleanup’s a breeze too, just brush off residue. Plus, it includes a warming rack, thermometer, and tool holder. A durable, portable option for any cookout.
- BTU Output (Total):49,000 BTU (40,000 main + 9,000 side)
- Material:Stainless steel with porcelain-enamel cast iron
- Number of Burners:4 main + 1 side = 5 total
- Fuel Type:Propane
- Ignition Type:Not specified
- Installation Type:Free-standing
- Additional Feature:Reversible cast iron surface
- Additional Feature:Cooks up to 20 burgers
- Additional Feature:Porcelain-coated cast iron
Charbroil Pro Series 4-Burner Propane Gas Grill
For modular grill enthusiasts, the Charbroil Pro Series 4-Burner Propane Gas Grill stands out. You’ll get a massive 802.9 square inches of cooking space, including a 155 square inch warming rack. But here’s the real trick: you can switch between infrared grilling, griddling, and even charcoal grilling in seconds. Just use the patented Gas2Coal tray. The 45,000 BTU output heats up fast, reaching 500°F in under 10 minutes. And those porcelain coated cast iron grates? Rust resistant. Plus, the side shelf gives you room for sauces and tools. You’re covered by a 10 year burner warranty too.
- BTU Output (Total):45,000 BTU
- Material:Alloy steel, painted steel, cold rolled steel
- Number of Burners:4 burners + side burner
- Fuel Type:Propane
- Ignition Type:Not specified
- Installation Type:Free-standing
- Additional Feature:Gas2Coal charcoal conversion
- Additional Feature:Amplifire Infrared Technology
- Additional Feature:802.9 sq. in. total area
BBQ Grill Side Burner Replacement for Blaze
What if your Blaze grill’s side burner conks out mid cookout? Don’t panic. You’ve got a solid replacement option: the BBQ Grill Side Burner Replacement for Blaze. This brass and aluminum burner head measures exactly 6 inches in diameter, about 1.63 inches tall, and weighs just over a pound. It works with LP or natural gas, and fits not only Blaze but also Sunstone, Summerset, and Jenn Air drop-in side burners. Just remember: it’s not compatible with BULL or LION models. And before you order, measure your original part to guarantee a perfect fit. It ranks as a best seller for a reason.
- BTU Output (Total):Not specified (replacement burner head)
- Material:Solid brass and aluminum
- Number of Burners:1 burner head (replacement part)
- Fuel Type:LP (liquid propane) and NG (natural gas)
- Ignition Type:Not specified (replacement part)
- Installation Type:Drop-in (replacement part)
- Additional Feature:Solid brass construction
- Additional Feature:6-inch diameter head
- Additional Feature:Single piece pack
Hygrill Double Side Burner Natural Gas 304 Stainless Steel
The Hygrill Double Side Burner is the best choice if you’re building a professional grade outdoor kitchen on a budget. It’s constructed from heavy duty 304 stainless steel, so you’re getting durability without the premium price tag. Those two brass burners pump out a combined 24,000 BTUs, giving you strong direct heat for sautéing, simmering, or boiling multiple dishes at once. You’ll fit it into your grill island easily, thanks to its compact dimensions of 25 by 12.5 by 10 inches. And cleanup’s a breeze with that stainless steel cover.
- BTU Output (Total):24,000 BTU
- Material:304 stainless steel with brass burners
- Number of Burners:2 burners
- Fuel Type:Natural gas
- Ignition Type:Not specified
- Installation Type:Built-in
- Additional Feature:Natural gas only
- Additional Feature:Two brass burners
- Additional Feature:25-pound weight
VEVOR 15,000BTU Liquid Propane Side Burner
VEVOR’s side burner packs 15,000 BTUs into a budget-friendly pick that won’t break the bank. You get a powerful 304 stainless steel unit that resists rust and handles wind without fuss. The protective cover and removable grille make cleanup a breeze, since the integrated design prevents grease buildup in corners.
It ships with a propane regulator, but you can convert it to natural gas using the included nozzles. The cut out size is 19.5 x 11.6 x 8 inches, so measure your space first. At just over 18 pounds, installation is straightforward. Perfect for frying, boiling, or stir frying while you grill.
- BTU Output (Total):15,000 BTU
- Material:304 stainless steel
- Number of Burners:1 burner
- Fuel Type:Propane (default), convertible to natural gas
- Ignition Type:Not specified
- Installation Type:Built-in
- Additional Feature:NG conversion nozzles
- Additional Feature:Removable grille
- Additional Feature:Protective stainless steel cover
Bestfire 5-Burner Propane Gas Grill with Side Burner
Looking for a side burner that can truly handle a big cookout? The Bestfire 5-Burner Propane Gas Grill delivers with 68,000 total BTU across six burners, including one dedicated side burner. You get a massive 647 square inches of cooking space, enough for 40 burgers or 8 racks of ribs at once. Those porcelain-enameled cast iron grates give you perfect sear marks every time. The push button ignition fires instantly, and you can dial in precise heat with the adjustable knobs. Cleanup is a breeze with the removable grease tray. Heavy duty 304 stainless steel construction means this grill laughs at rain and humidity. Four wheels (two locking) let you roll it anywhere.
- BTU Output (Total):68,000 BTU
- Material:304 stainless steel body with cast iron grates
- Number of Burners:5 main + 1 side = 6 total
- Fuel Type:Propane
- Ignition Type:Push-button ignition
- Installation Type:Free-standing
- Additional Feature:647 sq. in. cooking surface
- Additional Feature:Push-button ignition
- Additional Feature:Storage cabinet included
39000 BTU Propane Gas Grill with Side Burner
Compact yet powerful, this 39,000 BTU propane gas grill with side burner packs serious versatility into a modest footprint. You get three main burners pushing 30,000 BTU for grilling and a 9,000 BTU side burner for sauces or melting butter. The double-walled stainless steel lid acts like a convection oven, circulating heat to lock in smoky flavor. Cast iron grids retain heat evenly, so you won’t get hot spots. An electronic ignition fires up quickly, and the slide-out grease tray makes cleanup a breeze. You’ll appreciate the side shelf, tool hooks, and locking casters for mobility. It’s a solid performer for family cookouts.
- BTU Output (Total):39,000 BTU (30,000 main + 9,000 side)
- Material:Stainless steel, cast iron, powder-coated steel
- Number of Burners:3 main + 1 side = 4 total
- Fuel Type:Propane
- Ignition Type:Electronic ignition
- Installation Type:Free-standing
- Additional Feature:Double-layer stainless lid
- Additional Feature:Electronic ignition
- Additional Feature:Slide-out grease tray
Factors to Consider When Choosing a Side Burner for Gas Grill
When you’re picking a side burner for your gas grill, focus on five key factors that can make or break your outdoor cooking. You’ll want to check the BTU output levels for heating power, consider fuel type flexibility, and assess the burner material quality for durability. Don’t forget to measure for size and fitment, then decide on the number of burners you need to match your cooking style.
BTU Output Levels
Three main factors determine how much BTU output you really need from a side burner. First, your cooking style: if you’re searing steaks or boiling lobster, aim for 15,000 to 20,000 BTU for that intense, rapid heat. Second, the burner’s size: a larger surface area (like 12 inches) paired with higher BTU gives you even heat distribution, perfect for simmering sauces without hot spots. Third, your main grill’s power: matching the side burner’s BTU levels to your primary burners ensures balanced performance.
Typical side burners range from 10,000 to 20,000 BTU. Lower ratings (10,000–12,000) work great for gentle simmering, while higher ones handle quick boiling. Just don’t overbuy; a 20,000 BTU burner might overcook delicate dishes. Pick what matches your real needs!
Fuel Type Flexibility
Most side burners run on either propane or natural gas, but you don’t have to lock into just one. Look for convertible models with nozzles that handle both LP and NG, and you’ll adapt them easily without buying separate units. That flexibility lets you pick whichever fuel source is cheaper or more convenient in your area, and it simplifies maintenance since you’re not juggling two distinct systems.
Dual-fuel support also cuts installation costs, because you’re not committing to permanent plumbing or tank swaps upfront. You’re future-proofing your outdoor kitchen, ready for whatever gas availability throws at you.
Burner Material Quality
Since you’re building an outdoor kitchen that needs to handle years of weather and heavy use, the material your side burner’s made from really matters. You’ve got two top contenders: solid brass and stainless steel. Brass is a heat-conducting champ, spreading flame evenly so you won’t deal with frustrating hot spots. It’s tough against corrosion, too. Stainless steel, on the other hand, laughs off rust and high heat, making it a long-term winner. Both options resist warping and cracking, so your performance stays consistent. Your choice here directly affects maintenance. Go with a premium material, and you’ll replace it far less often. Skimp, and you’re asking for weak spots. Think of it this way: a quality burner is an investment in every sauce you’ll simmer and every sear you’ll nail.
Size and Fitment
Before you fall for a burner’s specs, pull out a tape measure and match its dimensions to your actual cut-out space. Measure the burner head’s diameter to confirm it aligns with your existing mounting holes. Then, check the manufacturer’s recommended cut-out dimensions, not just the burner’s overall size. This guarantees a proper, hassle-free installation.
And don’t forget the mounting method. Is your grill set up for a drop-in or a built-in side burner? Verify compatibility with your grill’s construction. You also need to account for clearance around the unit. Leave enough space for safe operation and adequate airflow. A tight fit might look clean, but it can choke the flame or cause overheating. So, grab that ruler, double-check everything, and you’ll avoid a frustrating retrofit later.
Number of Burners
How many burners do you really need on a side burner? It depends on how ambitious your cookouts get. A single burner (around 10,000–12,000 BTU) handles the basics: simmering beans or melting butter. It’s compact, good for simple tasks. But a double burner setup, each putting out 15,000–17,000 BTU, gives you real multitasking muscle. You can simmer a sauce on one while searing veggies on the other, all without crowding your main grill.
The total BTU output scales with burner count, so more burners mean faster, more even heating. And you’ll want that versatility if you’re cooking multiple sides or sauces simultaneously. Match the burner count to your outdoor kitchen space and the variety of dishes you plan to prepare. For heavy duty meals, two burners aren’t a luxury; they’re a necessity. Choose wisely.
Weather Resistance Features
Because your side burner sits out in the elements year-round, weather resistance is what separates a long-lasting tool from a rusted hunk of metal. You’ll want a model built from corrosion-resistant stainless steel, not cheap painted metal. Look for a protective cover or full stainless steel casing to shield the burner from wind, rain, and dust.
Also, check for sealed or removable grates. These prevent water and debris from accumulating inside, which makes cleaning a breeze. And don’t overlook the ignition system: a weatherproof electronic ignition keeps you lighting up even in damp conditions.
Finally, verify it includes a drip tray or drainage system. These channel water away efficiently, stopping corrosion before it starts. Prioritize these features, and your side burner will perform reliably for years, not just one season.
Installation Requirements
Installing a side burner isn’t just about picking the right spot, it’s about making sure it fits your setup without a hitch. First, check the dimensions and cut-out specs against your grill cart or countertop. You don’t want a burner that’s too big or too small. Next, make sure the installation area has proper ventilation and clearance to avoid heat buildup or gas leaks.
Now, confirm your fuel type. Is your setup propane, natural gas, or both? Don’t get a model that forces you to swap tanks every cookout. Also, look at the plumbing connections and mounting hardware. Some burners need a gas line hookup, others just a simple bracket. And don’t forget about weight. A heavy burner needs a sturdy surface, so check your structure’s support before you drill anything. Get these details right, and you’re set!
Warranty Coverage Terms
Once the burner is bolted down and the gas line is snug, your next move is figuring out what happens if something goes wrong down the road. You’ll find warranties range from one to several years, covering parts and manufacturing defects. But don’t assume outdoor damage is included; check the fine print. Many side burners exclude rust or weather related wear, and accidental misuse usually voids coverage.
- Register your burner within the required period, or risk losing the warranty entirely.
- Understand the exclusions: outdoor elements and misuse are common culprits.
- Follow the required maintenance conditions to avoid disputes when filing a claim.
That simple step protects your investment. And look for a warranty that balances length with practical coverage. A two year parts warranty beats a vague five year one that exempts everything but the knob!
