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Commercial Convection Ovens Seattle

New Atosa countertop convection ovens for Seattle restaurants, cafes, bakeries, coffee shops and food trucks: quarter size, half size and full size electric models that bake, roast and reheat evenly from 100°F to 500°F. The CTCO-25 and CTCO-50 plug into a standard 120V outlet, and the full size CTCO-100 runs on 208V with a steam water connection kit included. All units are new with Atosa's 1-year parts and labor warranty, and orders of $500 and up ship free with liftgate service to Seattle and anywhere in the lower 48 states. Thinking about a used convection oven? Read our new vs. used guide below the products, or call or text +1 (206) 419-5801.

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Atosa CTCO-50 Countertop Electric Convection Oven, 4 Shelves, 120V

The Atosa CTCO-50 is a countertop electric convection oven with 4 racks and 100°F to 500°F manual controls. Atosa lists it at 120V with a NEMA 5-20...

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Atosa CTCO-25 Countertop Electric Convection Oven, 3 Shelves, 120V

The Atosa CTCO-25 is a countertop electric convection oven with 3 racks and 100°F to 500°F manual controls. Atosa lists it at 120V with a NEMA L5-1...

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Atosa CTCO-100 Countertop Electric Convection Oven, 4 Shelves, 208V

The Atosa CTCO-100 is a countertop electric convection oven with 4 racks and 100°F to 500°F manual controls. Atosa lists it at 208V with a NEMA 6-3...

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Convection Oven Buying Guide for Seattle Restaurants

A convection oven uses a fan to move hot air around the food, so it bakes and browns more evenly and usually faster than a standard oven. Cookies, croissants, muffins, roasted vegetables, chicken wings, sandwiches, pizza and reheated catering pans all come out better when the air keeps moving.

Many Seattle owners start by looking for a used convection oven, and many found the original Encore Seattle that way when it sold used restaurant equipment. Today Encore Seattle sells only new Atosa equipment. This guide explains why new is the better buy, then covers sizes, power, pans, installation and care.

Find Your Convection Oven Fast

Your kitchen Start with Why
Coffee shop, cafe or food truck baking small batches CTCO-25 quarter size 18-3/4" wide, 3 racks, plugs into a 120V outlet
Sandwich shop, bar or deli reheating and baking all day CTCO-50 half size Fits half sheet pans, 4 racks, still 120V
Bakery, catering kitchen or restaurant baking full sheets CTCO-100 full size Fits full sheet pans, 4 racks, 5,450 watts and steam injection

New vs. Used Convection Ovens

A used convection oven can look clean on the outside and still have tired parts inside. The fan, heating element and thermostat do all the work, and they wear out from heat and grease.

What wears out on a used convection oven

  • Fan motor: a worn motor gets noisy and moves less air, which gives you uneven bakes.
  • Heating element: a weak element means longer preheats and longer cook times.
  • Thermostat: an oven that runs hot or cold ruins baked goods. Most used ovens have never been calibrated.
  • Door gasket and glass: worn gaskets leak heat. Cracked glass is a safety issue.
  • Timer and controls: sticky knobs and dead timers are common.
  • Racks: often bent, rusted or missing.
  • Grease buildup: baked-on grease behind the fan cover is hard to clean and can smoke.

The warranty gap

Most used convection ovens are sold as-is. Every new Atosa countertop convection oven on this page carries a 1-year parts and labor warranty (US only).

The real cost of a used convection oven

Cost Used New Atosa
Purchase price Lower up front Higher up front
Pickup and delivery Usually yours Free freight with liftgate on orders of $500 and up
Fan, element and thermostat Unknown condition New
Repairs in the first year Paid by you Covered by the 1-year parts and labor warranty
Racks Often missing or bent 3 or 4 chrome racks included

If you still buy used, check this first

  • Preheat to 350°F and check the real temperature with an oven thermometer.
  • Listen to the fan. It should run smooth and quiet.
  • Check the door gasket, glass and hinges.
  • Count the racks and make sure your pans fit.
  • Confirm the voltage and plug match your outlet before you pay.

Quarter, Half or Full Size

Size a convection oven by the pans you use, not by the outside of the oven.

  • Quarter size (CTCO-25): racks are 13-7/10" x 11". Best for quarter sheet pans, small trays and grab-and-go baking.
  • Half size (CTCO-50): racks are 18" x 12-4/5", sized for half sheet pans (18" x 13"). The most common choice for cafes and sandwich shops.
  • Full size (CTCO-100): racks are 26" x 17-7/10", sized for full sheet pans (18" x 26"). Built for bakeries, catering and high-volume kitchens.

Rack spacing is 1.85" on all three models, so plan on one pan per rack for cookies and pastries and skip a rack for taller items.

Compare Every Atosa Countertop Convection Oven

Model Size Racks Power Plug Exterior (W x D x H) Weight
CTCO-25 Quarter 3, 13-7/10" x 11" 120V, 1,440W, 12A NEMA L5-15P 18-3/4" x 19-3/4" x 15" 43 lb
CTCO-50 Half 4, 18" x 12-4/5" 120V, 1,550W, 13A NEMA 5-20P 23" x 22-1/2" x 16-1/2" 55.1 lb
CTCO-100 Full 4, 26" x 17-7/10" 208V, 5,450W, 22A NEMA 6-30P 31-13/16" x 27-3/32" x 23-5/32" 102.3 lb

All three models heat from 100°F to 500°F, have a 120-minute timer and are cETLus and ETL-Sanitation listed. The CTCO-100 includes a water connection kit (3/8" slip connector for 3/8" OD tubing) for steam injection and has adjustable legs from 0.8" to 3.9".

Power and Plugs

  • Match the plug before you order. The CTCO-25 uses a NEMA L5-15P, the CTCO-50 uses a NEMA 5-20P and the CTCO-100 uses a NEMA 6-30P.
  • Use a dedicated circuit. Don't share the outlet with a microwave, panini press or coffee brewer.
  • The full size needs 208V. Have your electrician confirm you have a 208V single-phase circuit and the right receptacle.
  • No adapters or extension cords. They overheat and void the warranty.

Cooking Tips

  • Lower the temperature about 25°F from a standard oven recipe and check early. Moving air cooks faster.
  • Don't overload the racks. Leave space for air to move around each pan.
  • Use low-sided pans so the air reaches the food.
  • Use steam on the CTCO-100 for crusty bread and to keep reheated food from drying out.

Installation and Placement

  • Set it on a sturdy, level counter or equipment stand that can carry the oven plus full pans.
  • Leave space around the oven for airflow, especially at the back and sides.
  • Check local code for ventilation. Many kitchens need an exhaust hood when baking greasy foods.
  • Plan the water line for the CTCO-100 if you want to use steam.

Cleaning and Care

  • Unplug the oven and let it cool before cleaning.
  • Wipe the interior and racks daily with a mild detergent.
  • Clean spills before they bake on.
  • Keep the fan cover clear of grease.
  • Clean the door glass and check the gasket.
  • No abrasive or corrosive cleaners, and don't hose it down.

Convection vs. Conventional Ovens

Conventional oven Convection oven
Heat Still, radiant heat from elements or burners A fan moves hot air around the food
Speed Standard recipe times Up to about 25% faster
Evenness Hot and cold spots, so you rotate pans Even heat on every rack
Best for Delicate batters, custards and soufflés Cookies, pastries, roasting, wings and reheating catering pans

When you switch a recipe to convection, start by lowering the temperature about 25°F or shortening the time, and check early.

Free Freight to Seattle and the Lower 48: We Handle the Hard Work

When you order a new Atosa convection oven from Encore Seattle, we handle the freight for you:

  • Free freight on orders of $500 and up to business addresses in Seattle and anywhere in the lower 48 states.
  • Liftgate service included. The truck lowers your order to the curb or parking lot, so you do not need a loading dock or forklift.
  • Fast delivery. We offer 1-3 day delivery from 12 distribution centers.
  • Tracking sent to you. We email the PRO tracking number and the freight company's contact information.
  • Delivery Damage Promise. If the box is damaged, write "BOX DAMAGED" on the delivery receipt, inspect the unit and contact us within 48 hours. We deal with the freight company for you.

Delivery is curbside. See the Seattle neighborhoods we serve.

Convection Oven Questions

Which Atosa convection oven fits a half sheet pan?

The CTCO-50. Its racks are 18" x 12-4/5", sized for half sheet pans.

Which models plug into a regular 120V outlet?

The CTCO-25 (NEMA L5-15P) and CTCO-50 (NEMA 5-20P). The CTCO-100 needs 208V with a NEMA 6-30P receptacle.

Does the full size model have steam?

Yes. The CTCO-100 comes with a water connection kit for steam injection.

How hot do they get?

100°F to 500°F, with a 120-minute timer.

What warranty comes with Atosa convection ovens?

A 1-year parts and labor warranty, US only.

Who handles pricing and checkout?

Pricing and checkout are handled by our partner store, The Restaurant Warehouse. Each product page has a button that takes you to the matching listing.

Need moisture control too? See our combi ovens, commercial ranges with ovens and all cooking equipment.

Questions about the right convection oven for your kitchen? Call or text +1 (206) 419-5801.

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