A Guide to Commercial Refrigerator Dimensions

Understanding sizing is critical when choosing a commercial refrigerator that fits your kitchen layout, your delivery path, and your menu. An inch too wide on a doorway or a top-mount condenser pinned against the ceiling can derail a whole install. This guide pulls together the standard commercial refrigerator dimensions for every category, plus the clearance, weight, and door-swing rules that the spec sheet rarely spells out.

Key Takeaways

• Standard reach-in dimensions: 27–82" wide, 32–36" deep, 78–84" tall. Undercounters are 24–48" wide and 34–36" tall to slide under a 36-inch work surface.
• Always measure beyond the footprint: add 2–3" for handles, 12" above for top-mount condensers, and 1–2" on each side for airflow. Then walk the delivery path and measure every doorway.
• Match capacity to menu: cubic feet matters more than width. Use the cost-per-cubic-foot formula and the pack-out method to compare models head-to-head.

Quick Reference: Standard Commercial Refrigerator Sizes

Use this table as a fast sanity check on commercial fridge dimensions and commercial refrigerator sizes before you start shopping. Numbers below are typical exterior ranges and will vary by model and manufacturer.

Type	Width	Depth	Height	Capacity
Undercounter refrigerator	24–72"	24–32"	34–36"	5–20 cu ft
1-door reach-in	27–29"	32–34"	78–84"	21–23 cu ft
2-door reach-in	52–55"	32–34"	78–84"	42–47 cu ft
3-door reach-in	78–82"	32–34"	78–84"	69–72 cu ft
Sandwich/pizza prep table	27–93"	30–34"	36–46"	7–30 cu ft
Walk-in cooler (smallest standard)	6×6 ft	6 ft	7.5–10 ft	varies
Glass-door merchandiser	24–79"	27–32"	78–84"	17–72 cu ft
Back-bar cooler	24–95"	20–26"	33–40"	5–37 cu ft
Wine refrigerator	18–36"	22–30"	34–84"	3–20 cu ft
Open-air merchandiser	48–96"	24–36"	60–84"	varies

Standard Sizes by Refrigerator Type

Undercounter Refrigerator Dimensions

Undercounter units slide beneath prep tables and bar tops to keep ingredients within arm's reach without burning floor space. Standard exterior dimensions are 24 to 48 inches wide, 24 to 32 inches deep, and 34 to 36 inches tall so they fit under a standard 36-inch work surface. Models in our undercounter refrigerator lineup span single-door 27" units up to three-door 72" units, and most include casters that add 1 to 2 inches to the overall height. Capacity runs 5 to 20 cubic feet depending on width.

Reach-In Commercial Fridge Dimensions

Reach-ins are the workhorses of the commercial kitchen. Typical commercial fridge sizes land at 27–82 inches wide, 32–36 inches deep, and 78–84 inches tall. The 82-inch commercial fridge height is the dominant spec across one-, two-, and three-door models, which is why "82 inch tall refrigerator" shows up so often in equipment searches.

• 1-door reach-in: 27–29" wide, ~21–23 cu ft
• 2-door reach-in: 52–55" wide, ~42–47 cu ft
• 3-door reach-in: 78–82" wide, ~69–72 cu ft

Top-mount condenser models put the compressor on top, which adds height but vents heat away from floor-level grease and dust. Bottom-mount models vent forward and run cooler in dirty environments but lose a few cubic feet of interior storage.

Walk-In Cooler and Walk-In Freezer Sizes

Walk-ins are sized in 2-foot increments. The smallest standard walk-in cooler is 6'x6', with common walk-in refrigerator sizes at 6x8, 8x8, 8x10, 10x10, and 10x12. Standard interior height is 7½ feet, with 8-foot and 10-foot ceilings available for taller storage. Walk-in freezers use the same footprint sizes but require thicker insulation panels (4" vs. 3") that shave roughly 2 inches off each interior dimension.

For combo applications, see our walk-in refrigerator-freezer combo guide.

Display Case Refrigerator Dimensions

Display cases keep product cool while merchandising it to customers. Sizes vary widely by style: curved-glass deli cases, straight-glass bakery cases, and full-height glass-door merchandisers all live in this category. Typical ranges are 30 to 60 inches wide, 24 to 35 inches deep, and 34 to 78 inches tall. Glass-door merchandisers (the upright "fridge that looks like a vending machine") are usually 24–79" wide and 78–84" tall.

Bar and Back Bar Cooler Dimensions

Back bar coolers are short, deep, and built to slot into a bar run. Standard dimensions are 24 to 95 inches wide, 20 to 26 inches deep, and 33 to 40 inches tall. The shallow depth is intentional so the cooler fits behind a 24-inch bar without crowding the bartender's working aisle.

Wine and Beverage Cooler Dimensions

Wine refrigerators measure 18 to 36 inches wide, 22 to 30 inches deep, and 34 to 84 inches tall. Beverage refrigerators for soda, beer, and water sit in a similar footprint, usually 20 to 36 inches wide, 22 to 28 inches deep, and 33 to 40 inches tall.

Open-Air Merchandiser Dimensions

Open-air units showcase grab-and-go drinks, salads, and sandwiches. They run large: 48 to 96 inches wide, 24 to 36 inches deep, and 60 to 84 inches tall. The extra width gives you usable selling face; the depth allows two rows of bottles or sandwich boxes.

Commercial Freezer Dimensions: Upright and Chest

If you also need freezing capacity, commercial freezer dimensions split into two categories. Upright freezers in our Atosa freezer lineup measure 17 to 28 inches wide, 20 to 32 inches deep, and 74 to 81 inches tall. Chest freezers sit lower and wider at 47 to 84 inches wide, 24 to 34 inches deep, and 31 to 36 inches tall. Commercial freezer size depends entirely on whether you store boxes (chest) or sheet pans (upright).

How to Measure Your Space

The Three Critical Measurements: Width, Depth, Height

Before you order anything, capture three numbers for the install location with a tape measure:

• Width: floor-level wall to wall, then again at counter height. Walls are rarely truly square.
• Depth: from the back wall to where the unit's front face will land. Add 2–3" for handles. Commercial fridge depth is the most-missed measurement.
• Height: floor to lowest obstruction (ceiling, soffit, hood, shelving, sprinkler head). Most reach-ins land in the 78–84" commercial fridge height range.

Measure twice. A quarter-inch undersize on any one of these means the unit doesn't fit.

The 3-Inch Handle Rule

Listed dimensions on a spec sheet almost never include door handles. Add 2–3 inches to the listed depth before you commit. A reach-in spec'd at 32" deep ends up at 34–35" deep with the handle, which is enough to push it into a walking aisle in a tight kitchen.

Door Swing and Hinge Side

Hinged doors typically need 90–90 degrees of swing clearance to fully extract a shelf or sheet pan. That means a 27"-wide door needs roughly 27" of swing space in front of the unit. Confirm hinge side (left or right) at order time — most manufacturers offer field-reversible hinges, but not all. If your aisle won't allow a full swing, look at sliding-door undercounters or pass-through models.

Ventilation Clearance Around the Unit

Refrigeration generates heat. The condenser needs to dump that heat into the room, and if it can't, the compressor short-cycles, runs hot, and dies early. Standard minimums:

• Sides: 1 inch each side
• Back: 2 inches (top-mount) or 0–1 inch (bottom-mount, vents forward)
• Top: 12 inches above top-mount condensers; 2–3 inches above bottom-mounts

Always check the model's spec sheet — some bottom-mount units can sit flush to the back wall, while others need a few inches.

Plan the Delivery Path

Your refrigerator has to get from the truck to its final spot. Measure the width and height of every doorway, hallway, stairwell, and tight corner. Note low-hanging pipes, light fixtures, fire-suppression nozzles, and door frames. The most common delivery failure is a 30" doorway with a 32"-deep refrigerator that won't pivot through. If that's tight, ask whether the door pack ships separately — most manufacturers will remove doors at the factory to slim the cabinet for delivery.

Floor Weight

A fully stocked single-door reach-in can hit 600 lb. A three-door tops 1,000 lb. If you're installing on an upper floor or in a renovated older building, confirm the floor's load rating. Concrete on grade isn't a concern; suspended wood-frame floors are.

Dimensions vs. Capacity: What You're Really Buying

How to Convert Dimensions to Cubic Feet

Capacity is interior volume in cubic feet. The formula:

(interior width × interior depth × interior height in inches) ÷ 1,728 = cubic feet

Example: a 27" x 28" x 60" interior cabinet equals 45,360 cubic inches ÷ 1,728 = 26.25 cubic feet. Subtract roughly 10–15% for shelves, rails, evaporator housings, and door breakers to estimate truly usable space.

The Pack-Out Method

Capacity numbers are theoretical. Pack-out is what actually fits. Before you order, list the containers, sheet pans, and case sizes you'll store, then check whether the model accepts:

• Full-size 18"x26" sheet pans (most reach-ins do)
• Full hotel pans on rails (only models with pan-slides)
• Cases of standard #10 cans stacked two high

If you live on sheet pans, look at universal-pan-slide reach-ins instead of plain shelf models.

Cost Per Cubic Foot

To compare apples-to-apples across brands, divide the price by the rated cubic feet. A $2,500 unit with 23 cu ft costs $109/cu ft. A $3,200 unit with 47 cu ft costs $68/cu ft — a much better deal per cubic foot, even though the sticker is higher.

Commercial vs. Residential Refrigerator Dimensions

Capacity and Footprint

Residential refrigerators are 28–36" wide, 28–32" deep, 67–70" tall, and 18–28 cu ft. Commercial reach-ins start at 27" wide and scale to 82" wide with 70+ cu ft. The bigger commercial footprint isn't vanity — it's how a kitchen stores enough product for a service rush without restocking mid-shift.

Cooling Power and Recovery

A residential compressor is sized for occasional door openings. A commercial compressor is sized for constant traffic during a dinner rush, with rapid temperature recovery built in. That's why commercial units need real ventilation clearance and why a residential fridge in a busy kitchen will fail — and likely violate health code — within months.

Build Quality

Commercial cabinets are stainless steel (typically 430 or 304 grade), with NSF-certified interiors and heavy-duty shelving rated for 100–155 lb each. Residential units use plastic liners and lightweight wire shelving that won't survive line cooks slamming pans.

Sizing Mistakes That Cost You

Mistake #1: Ignoring Airflow Clearance

Cramming a refrigerator into a tight nook is the fastest way to kill the compressor. No clearance means no heat dissipation. The unit runs hot, runs constantly, and burns out years early. Plan 1" sides, 2" back, 12" top for top-mounts.

Mistake #2: Forgetting Handles and Door Swing

Spec-sheet depth excludes the handle. Add 2–3". Spec-sheet width excludes door swing. Confirm there's room to fully open the door and pull a shelf out without hitting a wall, prep table, or another unit.

Mistake #3: Buying for Today, Not Next Year

If your menu or volume is growing, size up. Adding a second unit later costs more than buying the right size once — and a too-small unit gets overpacked, which kills airflow and pushes interior temps out of safe range.

Mistake #4: Not Measuring the Delivery Path

The dead-on-arrival scenario: a beautiful $4,000 reach-in stuck in a doorway because nobody measured the back hallway. Walk the route, measure every choke point, and confirm the unit can pivot through.

Glossary: Dimension Terms on the Spec Sheet

• Exterior dimensions: outside cabinet width × depth × height. Excludes handles and casters unless noted.
• Interior dimensions: usable cabinet space inside the door. This drives cubic-foot capacity.
• Overall depth (with handle): the real number you should plan against. Add 2–3" if not listed.
• Cabinet depth: depth excluding doors and handles — useful for fitting through doorways with doors removed.
• Top-mount: condenser sits on top; quieter at floor level, needs 12" of clearance above.
• Bottom-mount: condenser sits at the base; vents forward, can sit closer to walls.
• NSF: National Sanitation Foundation certification required for foodservice equipment in most U.S. health jurisdictions.

Choosing the Right Size for Your Operation

Match Capacity to Menu

Estimate your peak inventory: cases of produce, pans of prepped proteins, dairy, sauces. Convert to cubic feet using the case-size rule of thumb (a standard produce case is roughly 1 cu ft). Add a 20% buffer for growth and busy weekends.

Layout and Workflow

Big kitchens often run better with multiple smaller units at each prep station instead of one giant reach-in. Two 27" undercounters at the prep line and a 54" reach-in at the back beat a single 82" unit on the wall when distance kills service speed.

Energy Use

A commercial refrigerator runs 24/7. ENERGY STAR-certified units use 20–30% less electricity than standard models, which adds up to hundreds of dollars per year on a single unit. Look for ENERGY STAR labels and DOE-rated daily kWh on the spec sheet.

Customization for Awkward Spaces

If standard sizes don't work, custom-fabricated walk-ins and undercounter cabinets can be built to any width, depth, or height. Custom adds 4–6 weeks of lead time and 20–40% to the price, but it's often cheaper than ripping out walls.

Top Brands by Size Range

Atosa

Atosa builds reliable reach-ins and undercounters in the 27", 54", and 82" widths that cover the bulk of commercial kitchens. Stainless 430-grade cabinets, NSF-certified, and priced well below tier-one competitors. See our Atosa operating instructions for setup and temperature settings.

True Manufacturing

True is the standard for high-end U.S. commercial refrigeration. Same standard widths but heavier-duty compressors and longer warranties. Premium price.

Beverage-Air

Strong in back-bar, undercounter, and pass-through sizes for bars and casual dining.

Installation Checklist

• Confirm electrical: 115V/15A or 20A standard for reach-ins; 208/230V for some larger walk-in compressors.
• Verify floor weight rating if installing on an upper floor.
• Leave manufacturer's minimum clearance on all sides and top.
• Level the unit — doors won't seal correctly on uneven floors.
• Run the unit empty for 24 hours before loading product. The cabinet needs to fully cool down.
• Set the controller to factory recommended setpoint (usually 36–38°F for refrigeration).

For temperature setup specifics, see our refrigerator and freezer temperature guide and our Dixell controller setup guide.

Features That Matter Beyond Dimensions

Digital Temperature Control

Look for a digital controller with ±1°F accuracy and an external display. The Dixell XR series is the most common controller on commercial refrigerators — reliable, serviceable, and parts are easy to source.

Adjustable Shelving

Sturdy adjustable shelves rated for 100–155 lb per shelf give you flexibility to store sheet pans, stockpots, or hotel pans without buying a different model.

Easy-to-Clean Interior

304-grade stainless interiors with rounded corners and removable shelving rails clean faster and pass health inspections cleanly. Plastic liners stain and crack.

Organization Tips for Maximum Capacity

• FIFO (First-In, First-Out): rotate older stock to the front. Cuts spoilage by 15–20% in most operations.
• Clear, labeled containers: every container gets a name and a date. No guessing.
• Use vertical space: configure shelves for tall items (stockpots) on top and short stackables on the bottom.
• Don't overcrowd: leave gaps for airflow. A jammed cabinet has hot spots.
• Zone by category: dairy on one shelf, produce on another, raw meat always on the bottom shelf to prevent drip contamination.

Frequently Asked Questions

What are standard commercial refrigerator sizes?

Reach-ins are 26–78" wide, 32–36" deep, and 78–84" tall. Undercounters are 24–48" wide, 24–32" deep, and 34–36" tall. Walk-ins start at 6'x6' with heights of 7.5–10 feet. Display cases run 30–60" wide and 34–78" tall.

How tall is a commercial refrigerator?

Most reach-in commercial refrigerators are 78 to 84 inches tall (about 6.5 to 7 feet). Undercounters are 34 to 36 inches tall to fit under a standard work surface. The 82-inch height is the most common reach-in spec for one-, two-, and three-door models.

How deep is a commercial refrigerator?

Reach-in commercial refrigerators are typically 32 to 36 inches deep without handles. Add 2 to 3 inches for handles and another 1 to 2 inches if the unit has a top-mount condenser that protrudes. Undercounters are 24 to 32 inches deep.

How wide is a commercial fridge?

One-door reach-ins are about 27–29 inches wide, two-door models are 52–54 inches, and three-door models are 78–82 inches. Undercounters range from 24 inches (single door) up to 72 inches (three door).

How much clearance does a commercial refrigerator need?

Plan for at least 1 inch on each side, 2 inches behind the unit, and 12 inches above for top-mount condensers. Bottom-mount condensers vent forward and can sit closer to walls. Always check the model's spec sheet for manufacturer minimums.

What is the standard size of a walk-in cooler?

The smallest standard walk-in cooler is 6 feet by 6 feet. Common sizes step up in 2-foot increments: 6x8, 8x8, 8x10, 10x10, 10x12. Standard interior height is 7½ feet, with 8–10 foot ceilings available for taller storage.

How much does a commercial refrigerator weigh?

A single-door reach-in weighs 280–350 lb empty. A two-door model weighs 380–450 lb. A three-door model weighs 500–600 lb. Fully loaded, add 200–500 lb depending on inventory. Confirm your floor and delivery path can handle the weight.

Will a commercial refrigerator fit through a standard doorway?

Most reach-ins are 27–82 inches wide and need a 30-inch or wider doorway with the doors removed. Always measure every doorway, hallway, and tight corner along the delivery path before ordering.

What is the difference between a commercial and residential refrigerator?

Commercial units use stainless steel construction, larger compressors built for constant door openings, NSF-certified interiors, and heavier-duty shelving rated for 100–155 lb per shelf. Residential units cannot recover temperature fast enough for restaurant traffic and are not legal in most health-code jurisdictions.

How do I calculate cubic feet for a commercial refrigerator?

Multiply interior width × depth × height in inches, then divide by 1,728. A 27" x 28" x 60" interior equals 26.25 cubic feet. Subtract shelf and rail space to estimate usable capacity.

Can I put a commercial refrigerator in my home?

Yes, but check three things: a standard 115V/15A or 20A outlet, floor weight rating, and noise tolerance (commercial compressors are louder than residential). Most reach-ins also need 32–36 inches of depth plus handle clearance, which exceeds typical residential cabinet runs. See our commercial refrigerator at home guide for the full breakdown.

Next Steps

Once you've nailed the dimensions, the next decision is type and brand. Browse the full commercial refrigerator lineup, the undercounter selection, or the sandwich prep table options for prep stations. For a deeper buyer's walkthrough, our commercial refrigerators buyer's guide covers everything from compressor sizing to warranty comparisons.