Napoleon Infrared Burners: SIZZLE ZONE™ Searing, Rear Burners and Cleaning

Napoleon infrared burners serve two different jobs: a side SIZZLE ZONE™ is primarily a high-heat searing station, while a rear infrared burner is primarily for rotisserie cooking with a compatible spit kit. They are not interchangeable, and applicable ceramic infrared tiles require different cleaning habits than ordinary cooking grates.

If you are comparing Napoleon gas grills, look beyond whether a model simply lists “infrared.” Some grills have a side SIZZLE ZONE™ burner, some have a rear infrared burner, and some have both. The useful buying question is whether you want frequent high-heat searing, rotisserie cooking, or both.

One rule applies throughout: for lighting, lid position, preheat, cleaning, and simultaneous-burner restrictions, your exact owner’s manual controls. Napoleon’s procedures vary by grill model and burner location.

What is Napoleon’s SIZZLE ZONE™?

Napoleon positions SIZZLE ZONE™ as a high-temperature infrared burner designed for searing. On applicable ceramic units, the radiant surface glows bright orange as it heats, creating a dedicated high-heat cooking zone rather than acting like another conventional side burner.

Napoleon says its SIZZLE ZONE™ gets significantly hotter than a normal burner for searing purposes. That is manufacturer positioning, not an independent performance comparison. Construction also varies by component and product line: Napoleon documentation distinguishes ceramic infrared bottom or side burners from stainless-steel infrared rotisserie burners in some families. Confirm the construction of the exact grill or module you are considering rather than assuming every infrared burner is ceramic.

A side infrared burner can help when you are cooking steaks, chops, or burgers alongside other food. It gives you a separate place to build a hard exterior sear while the main grill remains available for finishing thicker cuts, managing indirect heat, or cooking sides. On models with a grate or support designed for it, Napoleon also positions certain infrared side modules for cookware tasks such as sauces and sides.

Side infrared burner vs. rear infrared burner

A side infrared burner is primarily a flat-grate searing station. A rear infrared burner is primarily designed to work with a compatible rotisserie kit and heat food on a rotating spit. Choose side infrared for steaks and burgers, rear infrared for rotisserie chicken and roasts, and both only if both techniques are likely to be regular parts of your cooking routine.

Infrared burner location	Primary job	Best for	What it does not replace	Ownership note
Side SIZZLE ZONE™ / side infrared burner	High-heat grate searing	Steaks, chops, burgers, and sear-then-finish cooking	Main grill cooking area for larger meals	For applicable ceramic tiles: do not use a wire brush or water. Clean removable grates according to the model manual.
Rear infrared burner	Rotisserie-focused radiant heat	Whole chickens, roasts, and spit cooking with a compatible rotisserie kit	A flat-grate sear station	Some models restrict rear-burner use while main burners are operating.
Side and rear infrared burners	Dedicated searing plus rotisserie flexibility	Frequent cooks who want both searing and rotisserie meals	Main cooking capacity, indirect-heat control, or a rotisserie kit where one is not included	You will need separate procedures for side-burner lid use, ceramic-tile care where applicable, and rear-burner operation.

Napoleon’s Built-In Series guidance describes the rear burner, if equipped, as designed for use with a rotisserie kit. It heats toward food on a rotating spit rather than providing the primary flat-grate searing surface. If steakhouse-style searing is the priority, the side burner is the relevant feature. If rotisserie chicken or roasts are the priority, look for a rear burner and confirm rotisserie-kit compatibility for the exact model.

Once you know which configuration fits your routine, browse Napoleon grills at Prime Grill Shop by fuel type, format, and infrared setup.

How to sear with a Napoleon infrared burner

The practical approach is to sear first on the infrared side burner, then move thicker food to the main grill burners to finish over direct or indirect heat. Napoleon owner guidance describes this sear-then-finish workflow, but the required lighting sequence, preheat process, and lid position depend on the model.

A sear-then-finish workflow

1. Light the side burner using the procedure in your owner’s manual. On applicable models, this may involve opening the burner cover, turning the side-burner control to HIGH, and holding the igniter until the burner lights.
2. Preheat to the readiness condition stated in your manual. For some infrared burners, Napoleon directs users to run on HIGH for about five minutes with the lid closed, or until ceramic burners glow red, before placing food on the grill.
3. Sear the food directly over the infrared station.
4. Transfer thicker cuts to the main grill to finish over direct or indirect heat.
5. Use a thermometer and cooking judgment to determine doneness rather than relying on sear time alone.

Lid instructions deserve special attention. One Napoleon manual describes a closed-lid infrared preheat process, while another applicable side-burner manual warns not to close the side-burner lid while it is operating or hot. These instructions apply to different configurations, so do not borrow lid procedures from another Napoleon model.

When a side infrared burner is worth using

Use it when:

• You want a strong exterior sear before finishing a thick steak, chop, or burger on the main grill.
• You are cooking several meal components and want to keep the main grilling surface available.
• Your model’s supplied grate or support permits cookware use for sauces or sides.

Consider whether you need it when:

• You mainly cook thin foods that finish quickly on standard burners.
• Your actual priority is rotisserie cooking rather than flat-grate searing.
• You prefer a simpler grill with fewer specialized cooking components.

Cleaning ceramic infrared burners

Do not treat a ceramic infrared tile like an ordinary grill grate. Napoleon manuals for applicable ceramic infrared burners say not to use a wire brush on the ceramic tile and not to use water or other liquids to clean the burner. The manual warns that rapid temperature change can crack the ceramic tile.

This guidance applies to the ceramic infrared component, not automatically to removable cooking grids or every other grill surface. Follow the cleaning instructions for your exact grate, burner, and surrounding components.

Treat the five- to 10-minute burn-off interval as applicable-model guidance rather than a universal schedule. The correct lid position and cleaning procedure depend on your burner’s location and your grill model.

Choose your infrared configuration first

If you usually want to…	Prioritize	Why it fits
Sear steaks and burgers without rotisserie interest	A grill with a side infrared burner	A dedicated high-heat searing station is the relevant infrared feature.
Cook rotisserie chicken, roasts, or spit-mounted foods	A grill with a rear infrared burner and compatible rotisserie setup	The rear burner is designed for rotisserie-oriented cooking.
Sear often and also want rotisserie meals	Side and rear infrared burners	It separates flat-grate searing from rotisserie cooking.
Build an outdoor kitchen island	Confirm the grill head and any separate infrared module before planning the layout	Burner configuration and appliance priorities should be decided before the island design is finalized.
Prefer simple weeknight gas grilling	Consider whether infrared capability is worth the added complexity	Conventional main burners may be sufficient if searing and rotisserie cooking are occasional needs.

Good fit for side infrared searing

The Napoleon Rogue PRO 525 Propane Grill with Infrared Side Burner is a practical option for homeowners who want a dedicated SIZZLE ZONE™ side burner for everyday grilling and high-heat searing, without a rear burner or rotisserie emphasis.

Good fits for searing plus rotisserie capability

The Napoleon Rogue PRO-S 525 Liquid Propane Grill with Infrared Side and Rear Burners adds a side SIZZLE ZONE™ and rear infrared burner in a manageable freestanding format. Its rear burner supports rotisserie-style cooking with a compatible kit, but the kit is not included.

For homeowners who want both infrared functions with a heavy-duty rotisserie kit included, the Napoleon Prestige® 500 Natural Gas Grill with Infrared Side and Rear Burner combines a side sear station, rear infrared rotisserie burner, stainless construction, and freestanding storage.

Built-in outdoor kitchens

Built-in buyers should decide whether they want a rear infrared burner within the grill head, a separate side infrared module, or both before finalizing their appliance plan. For example, the Napoleon Built-In 700 Series 32-inch Natural Gas Grill with Infrared Rear Burner has rear infrared rotisserie capability but no integrated side burner. A separate side-cooking solution may be appropriate if high-heat grate searing is also a priority.

For help weighing infrared against other outdoor-kitchen appliances, see the Outdoor Kitchen Appliance Priority Guide. Confirm installation, ventilation, clearance, cutout, and fuel requirements in the manufacturer documentation for the exact appliances and island design.

Safety and ownership checks

• Rear-burner restrictions: Some Napoleon built-in manuals warn against operating the rear burner while main burners are on. This is model-specific, so check your owner’s manual before assuming simultaneous operation is permitted.
• Leak testing: Napoleon manuals call for leak testing before initial use, annually, and whenever gas components are replaced or serviced. The referenced procedure uses a 50/50 solution of liquid soap and water on joints and connections; bubbles indicate a leak. If bubbles appear, do not operate the grill and follow your manual’s service guidance.
• Fuel type and SKU: Napoleon sells separate propane and natural-gas SKUs for infrared-equipped grills. Verify the exact SKU and fuel type before purchase rather than assuming a grill can be converted in the field.

The decision in short

• Choose a side infrared burner if frequent high-heat searing of steaks, chops, and burgers is your priority.
• Choose a rear infrared burner if rotisserie cooking with a compatible kit is your priority.
• Choose both when you expect to use both searing and rotisserie cooking regularly.
• For applicable ceramic infrared tiles, plan on manual-directed burn-off cleaning rather than wire brushing or rinsing with water.

If you are still deciding how much specialized cooking capability fits your routine, compare grills by cooking style before narrowing your options by fuel type and format.

Sources

• Napoleon: 20 Years of SIZZLE ZONE™
• Napoleon Built-In Series Manual RevH
• Napoleon P500/665 Owner’s Manual
• Napoleon Owner’s Manual N415-10001900