Krollen Industrial 18-Inch Double Deck Countertop Oven Review: Specs, Pros and Cons

What stands out

• Two independent chambers operate at different temperatures simultaneously
• Cordierite deck ideal for thin-crust pizzas at 550°F
• Temperature range spans 150 to 840 degrees Fahrenheit
• 3200W power on a 240V circuit
• Fits up to 18-inch pizzas in each deck

Who it fits

Key specs explained

Wattage: 3200W

This power rating indicates the oven draws significant electricity to generate heat quickly. You get rapid preheating and consistent high temperatures for baking. This is higher than most standard countertop ovens, which typically range from 1500 to 1800 watts. The higher wattage supports the intense heat needed for professional-grade results, such as crisping pizza crusts efficiently without drying out the toppings.

Voltage: 240V

The oven requires a dedicated 240-volt electrical circuit, similar to those used for large dryers or ranges. You cannot plug this into a standard 120-volt household outlet. This higher voltage allows the 3200-watt heating elements to operate safely and effectively. You must verify your kitchen has the correct wiring before installation to avoid tripping breakers or damaging the unit.

Temperature Range: 150-840 degrees Fahrenheit

This wide range lets you handle various baking tasks, from slow warming to high-heat pizza baking. You can cook delicate items at lower settings or achieve a crispy crust at the top end. Standard toaster ovens usually max out around 450 to 500 degrees. This extended range provides versatility for bread, pastries, and commercial-style pizzas that require intense, direct heat.

Internal Capacity: Up to 18-inch pizza

Each chamber accommodates an 18-inch pizza or large sheet pans. You get substantial space for big batches or full-sized commercial pies. This is larger than typical residential countertop ovens, which often fit only 12-inch pizzas or smaller trays. The generous interior allows you to bake multiple large items simultaneously, making it suitable for busy kitchens or high-volume production needs.

Design: Double Deck 2 Chambers

The unit features two separate baking chambers that operate independently. You can bake different items at different temperatures at the same time. This doubles your throughput compared to single-chamber models. You save space by stacking two ovens into one footprint. This design is ideal for users who need to manage multiple recipes or batch sizes without waiting for one cycle to finish before starting another.

Design and build quality

The Krollen Industrial KPO-18-DD is built for commercial environments. The listing specifies a stainless steel finish. This material resists corrosion and is easy to clean in busy kitchens. The exterior dimensions are 28 inches wide, 23.3 inches deep, and 26.4 inches tall. You need a sturdy countertop or stand to support this footprint. The unit requires a 240V circuit. This is not a standard household outlet. You must verify your electrical setup before installation.

Inside, the oven features two independent chambers. Each chamber has a cordierite deck. This stone-like material retains heat well. It is ideal for baking thin-crust pizzas or crusty breads. The baking area is 18 inches by 18 inches with a 4-inch height. You can fit up to an 18-inch pizza in each deck. The chambers operate separately. You can set different temperatures for each side. This allows you to bake multiple items at once.

Access to the cooking space is via heavy-duty swing-down doors. Each door has a glass window and a coated handle. The glass lets you monitor food without opening the chamber. This helps maintain stable internal temperatures. The coated handles provide a secure grip. The design prioritizes durability and workflow efficiency. It is suited for pizzerias or bakeries that need high volume output.

Setup and everyday use

Setting up this unit requires a dedicated 240V electrical circuit. The listing specifies a 3200-watt power draw, which exceeds standard household outlets. You must ensure your kitchen or commercial space has the correct voltage and amperage capacity before plugging it in. The exterior dimensions are 28 inches wide, 23.3 inches deep, and 26.4 inches high. You need a countertop or stand that can support this footprint and the weight of the stainless steel construction. Allow space around the vents for proper airflow during operation.

Daily use involves managing two independent chambers. Each deck operates separately, meaning you can bake at different temperatures at the same time. The temperature range spans from 150 to 840 degrees Fahrenheit. This wide range allows for slow roasting or high-heat pizza baking. The cordierite deck retains heat well, which is ideal for crusty breads. You can fit up to an 18-inch pizza in each chamber. The baking chamber height is 4 inches, providing enough vertical space for taller items.

The heavy-duty swing-down doors feature glass windows. This design lets you monitor food without releasing heat. The coated handles remain cool to the touch during operation. You load food by lowering the door. The independent controls mean you do not need to wait for one chamber to finish before starting the next. This setup supports continuous production for busy kitchens.

Before You Buy This Oven

Owning this commercial-grade oven requires specific kitchen infrastructure. You must verify you have a dedicated 240V circuit with sufficient amperage. Standard household outlets cannot handle the 3200-watt draw safely. Plan your layout carefully. The exterior dimensions are 28 inches wide, 23.3 inches deep, and 26.4 inches high. Ensure your counter or floor can support this weight and size. You will need adequate clearance for the swing-down doors to open fully. This prevents damage to the handles and ensures safe access to the chambers. Regular upkeep involves wiping the stainless steel exterior and cleaning the cordierite decks. Avoid abrasive cleaners that might scratch the finish. This model sits above standard countertop ovens in power and capacity. It suits high-volume baking rather than casual home use. Compare it with single-deck or lower-wattage options if your space or electrical system is limited. Check if other variations, like the 1700W models, better fit your needs.

Check before you buy

• Verify you have a dedicated 240V electrical circuit.
• Measure counter space for 28-inch width and 23-inch depth.
• Ensure clearance for swing-down doors to open fully.
• Confirm floor or counter can support the unit weight.

The product at a glance

1

Krollen Industrial 18-Inch Double Deck Countertop Oven

Best for: high-volume baking with independent heat zones

Internal Capacity

Up to 18" pizza

Temperature Range

150-840 degrees Farenheit

Wattage

3200W

Voltage

240V

Number of Decks

Double Deck

Color

Stainless Steel

View on Amazon: Krollen Industrial 18-Inch Double Deck Countertop Oven Affiliate link

The Krollen Industrial KPO-18-DD is a double deck countertop oven with two independent chambers. It features a 3200W heating system and a temperature range of 150 to 840 degrees Fahrenheit. The interior holds up to an 18-inch pizza. You can run each chamber at a different temperature simultaneously. This unit is built for high-volume baking tasks that require precise heat control.

Pros

• Dual independent chambers for simultaneous cooking
• Wide temperature range up to 840 degrees Fahrenheit
• 3200W power output for fast heating
• Cordierite deck ideal for crusty breads and pizzas

Cons

• Requires 240V electrical outlet
• Large footprint measuring 28 inches wide
• Heavy-duty construction limits countertop placement options

Good fit if

• You need to bake multiple items at different temperatures
• You require high heat for pizza or bread
• You have a 240V power source available

Skip if

• You only have standard 120V outlets
• You need a compact oven for small counters
• You prefer single-chamber simplicity

Verdict: Krollen Industrial Double Deck Oven offers independent dual chambers and high heat for serious baking. It fits users who need to manage different temperatures at once and have the space for a large, 240V unit.

Specifications side by side

Frequently asked questions

See also

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