Atosa 2 Door Freezer: Complete Buyer's Guide for Commercial Kitchens

If you're shopping for a reliable two-section commercial upright freezer, the Atosa 2 door freezer is one of the most popular workhorses in the industry. This guide covers the two main models — the MBF8503GR and the MBF8002GR — along with specs, energy use, maintenance, and how they stack up against other commercial freezers for sale.

Why Operators Choose the Atosa 2 Door Freezer

Two-door reach-in freezers are the backbone of most full-service kitchens. They give you enough frozen storage for a busy week of prep without the footprint of a walk-in. The Atosa line is known for solid build quality at a price point well below premium brands, which is why so many operators searching for a commercial deep freezer end up here.

You can browse the full lineup on the Atosa freezer collection page, or jump straight to the two-door models below.

Atosa MBF8503GR — Full Specs

• Capacity: 44 cu ft
• Dimensions: 54.4"W x 31.7"D x 83.1"H
• Temperature range: -8°F to 0°F
• Doors: 2 solid stainless steel, self-closing with stay-open feature
• Shelves: 6 adjustable, epoxy-coated
• Refrigerant: R290 (low-GWP hydrocarbon)
• Energy Star: Yes
• Warranty: 3 years parts and labor, 5 years compressor

The MBF8503GR is the flagship two-door model — see it on the MBF8503GR product page.

Atosa MBF8002GR — Full Specs

• Capacity: 42 cu ft
• Dimensions: 51.7"W x 31.7"D x 83.1"H
• Temperature range: -8°F to 0°F
• Doors: 2 solid stainless steel
• Shelves: 6 adjustable
• Refrigerant: R290
• Energy Star: Yes
• Warranty: 3 years parts and labor, 5 years compressor

The MBF8002GR is the slightly smaller, more affordable sibling. View it on the MBF8002GR product page, or check the standard Atosa freezer product page for variants.

MBF8503GR vs. MBF8002GR — Which One Should You Buy?

Both models share the same temperature range, refrigerant, and warranty. The differences are mostly footprint and price:

• Choose the MBF8503GR if you need maximum frozen storage and have the floor space.
• Choose the MBF8002GR if you're working a tighter line and want to save a few hundred dollars up front.

If 44 cubic feet is more than you need, an undercounter unit may make more sense — see the Atosa undercounter freezer collection for compact options.

Energy Use and Operating Cost

Both two-door models are Energy Star qualified, which matters more than most buyers realize. Over a 10-year service life, an Energy Star commercial upright freezer can save $1,500–$2,500 in electricity compared to a non-rated unit. If utility cost is a major factor for you, the full Energy Star collection is worth a look.

Installation Tips

• Leave at least 3 inches of clearance on the back and sides for airflow.
• Install on a level surface — an unlevel cabinet will throw off door alignment and gasket seal.
• Plug into a dedicated 115V/60Hz/1Ph circuit. Do not share with high-draw equipment.
• After delivery, let the unit sit upright for at least 4 hours before plugging in. This lets the refrigerant settle.

Maintenance Schedule

Atosa freezers are reliable, but they aren't maintenance-free. Following a simple schedule keeps them running for a decade or more:

• Daily: Wipe down door gaskets and exterior. Check the temperature reading.
• Weekly: Clean the interior. Check that nothing is blocking the evaporator fan.
• Monthly: Inspect door gaskets for tears or compression set. Replace if they don't seal a dollar bill.
• Every 90 days: Clean the condenser coil with a soft brush and vacuum.
• Annually: Have a technician check refrigerant pressure and test the door switches.

For a deeper walkthrough, see our commercial freezer maintenance guide.

Owner's Manual

The full PDF manual is available here: Atosa Freezer Manual (PDF). It covers wiring, refrigerant specs, troubleshooting codes, and parts diagrams for both two-door models.

Common Problems and Fixes

• Freezer not getting cold enough: Check that the condenser coil isn't clogged with dust. This is the #1 cause of warm freezers in commercial kitchens.
• Ice buildup inside: Usually a worn door gasket or a door that isn't closing fully. Replace the gasket and check the hinges.
• Compressor running constantly: Could be a dirty condenser, a failed door switch, or a refrigerant issue. Clean the condenser first; if it doesn't help, call a tech.
• Loud noise: Often a fan motor that needs replacement. The MBF8503GR and MBF8002GR both use standard parts that any commercial refrigeration tech can source.

For temperature-specific troubleshooting, our commercial freezer temperature guide walks through the math.

How the Atosa 2 Door Compares to Other Brands

If you're cross-shopping, look at True, Beverage Air, and Turbo Air in the same two-door reach-in class. The Atosa wins on price by a wide margin while matching the others on Energy Star certification and warranty length. Premium brands typically charge 30–50% more for similar specs.

For a head-to-head breakdown, see our guide to the best commercial freezer brands and our best reach-in freezers roundup.

Watch the Walkthrough

FAQs

How much does an Atosa 2 door freezer hold?

The MBF8503GR holds 44 cu ft, the MBF8002GR holds 42 cu ft. Both are true commercial upright freezers sized for full-service kitchens.

What temperature does it maintain?

-8°F to 0°F, which is the standard range for restaurant freezers handling proteins, par-baked goods, and ice cream.

Is it Energy Star rated?

Yes — both two-door models qualify, which is why they show up so often in lists of efficient commercial freezers for sale.

How long do they last?

With basic maintenance, expect 10–15 years of service. The 5-year compressor warranty reflects Atosa's confidence in the sealed system.

Shop Commercial Freezers

Ready to buy? Browse our full lineup of commercial freezers for sale, or shop the Atosa freezer collection directly. For tighter spaces, the Atosa undercounter freezers are a strong fit. And if energy savings are top of mind, start with the Energy Star freezer collection.

Related Articles

• All Commercial Freezers
• The Complete Guide to Atosa Freezers
• Best Reach-In Freezers
• Best Commercial Freezer Brands
• Commercial Freezer Temperature Guide
• Commercial Freezer Maintenance 101