Key takeaways
- Rebuild the bed on a schedule. Dig out and replace the ice at least once a day, because a bed that has melted into slush loses its cooling surface and starts to hold odors.
- Keep product above the drain, not in standing water. Use perforated pans or racks so melt water flows away from fillets.
- Use dedicated scoops and clean them. A scoop that touches the floor or a hand should never go back into the bin.
- Do not store ice in the machine’s bin for unrelated use. Keep trays, cans and bottles out of the bin that feeds a food display.
- Record the bin temperature. Many stores log display temperatures as part of a food-safety plan, and the ice bin should be part of it.
The best commercial flake ice machines for a seafood display are the Hoshizaki F-822MAK (750 pounds per day maximum), the Scotsman F0822A-1 or FS0822AX-1 (800 pounds, 641 AHRI-certified), and the Manitowoc RFP0620A (730 pounds) for busy fish counters, with the Manitowoc RFP0320A (370 pounds) or the Ice-O-Matic MFI0500A as smaller options. Flake ice is soft, wet and conforms around whole fish and shellfish, which is why supermarkets and fish markets use it instead of cubes.
This guide compares seven real flake machines by rated output, AHRI-certified output, footprint, power and ownership costs, then shows how to estimate how much flake ice a seafood case actually uses. Specifications come from manufacturer and dealer listings; they sometimes differ between sources, so verify the exact model suffix and voltage with your dealer before ordering. Where the manufacturer has replaced a model, that is noted.
Quick comparison of the seven picks
| Model | Best for | Cooling | Max lb/24 hr (70/50) | AHRI lb/24 hr (90/70) | Width | Power |
|---|---|---|---|---|---|---|
| Hoshizaki F-822MAK | Best overall, current Hoshizaki | Air | 750 | 566 | 22 in | 115 V |
| Scotsman F0822A-1 / FS0822AX-1 | Best maximum output | Air | 800 | 641 | 22 in | 115 V |
| Manitowoc RFP0620A | Best for service coverage | Air | 730 | 506 | 22 in | 115 V |
| Manitowoc RFP0320A | Best for small seafood cases | Air | 370 | 287 | 22 in | 115 V |
| Ice-O-Matic MFI0500A | Best mid-size value | Air | 465 to 540 (varies by version) | About 326 (R290 version) | 21 in | 115 V, 16 A |
| Scotsman FS0522WX-1 | Best for hot back rooms | Water | 521 | Check spec sheet | 22 in | 115 V |
| Manitowoc RFF1300A | Best for multi-case operations | Air | 1,264 | 951 | 30 in | Check spec sheet |
Retail pricing for commercial flakers sits in the mid-to-high thousands for a head, and a matching bin adds to that. Treat the figures above as manufacturer ratings under ideal conditions; real output in a warm store will be lower.
Why flake ice for seafood display
Flake ice has a large surface area and a wet, malleable texture. It surrounds fish fillets, whole fish, shrimp and oysters with direct contact, which pulls heat out quickly and keeps the product near 32°F. Unlike cubes, flakes do not leave air gaps or press hard edges into soft flesh. They also drain continuously, keeping the display moist, so product does not dry out. Hoshizaki describes its flaked ice as suited to salad bars, seafood counters and other food displays, and the same logic applies to produce misting and medical or bakery uses.
A key practical point: the ice that touches food must come from potable water and be made in a sanitary machine, and display ice should not be reused for beverages. Check your local health code for rules on drains, air gaps and ice-bin cleaning.
Best overall: Hoshizaki F-822MAK
Hoshizaki lists the older F-801MAJ as discontinued and replaced by the F-822MAK. The F-822MAK is a 22-inch air-cooled modular flaker rated at 750 pounds per 24 hours at 70°F air and 50°F water, with an AHRI-certified 566 pounds at 90°F and 70°F. The predecessor measured 22 inches wide, 27 1/4 inches deep and 26 inches high, ran on a hardwired 115-volt circuit at about 11.8 amps, and used a stainless-steel auger with greaseless graphite sleeve bearings. Features included a short rinse each hour, a CleanCycle24 routine and infrared bin control. Two units can sit side by side for double the capacity.
Because the F-801MAJ and F-822MAK share the same 22-inch frame, existing installations can upgrade without reworking the bin opening, though you should confirm that with your dealer.
Who it suits: supermarkets and fish markets that put a premium on reliable service. Main trade-off: retail listings disagree on voltage for the older F-801MAJ (115 versus 208-230), so confirm voltage on the nameplate for the exact unit you buy.
Best maximum output: Scotsman F0822A-1 and FS0822AX-1 Prodigy Plus
Scotsman’s 22-inch Prodigy Plus flaker is rated at 800 pounds per 24 hours at 70/50 and 641 pounds AHRI-certified at 90/70, the highest AHRI number among 22-inch flakers in this guide. Dealers list a cabinet about 22 inches wide, 24 inches deep and 23 inches high, a shipping weight around 175 pounds, 115-volt power at roughly 16 to 18 amps, 4.00 kilowatt-hours per 100 pounds, 12 gallons of water per 100 pounds and 7,100 BTU per hour of heat rejection. It has a stainless-steel auger and evaporator, a front-breathing design that needs no side clearance, and AutoAlert indicator lights. Warranty is three years parts and labor with five years on the compressor.
The FS0822AX-1 is the newer variant that dealers describe as the replacement for the FS0822A-1; it uses R290 refrigerant and includes a water filter according to one listing, whereas the older units use R-404A.
Who it suits: high-volume seafood departments and operations that also use flake ice for chilling product. Main trade-off: higher amperage on the 115-volt circuit means a dedicated, correctly sized breaker.
Best for service coverage: Manitowoc RFP0620A
The Manitowoc RFP0620A is a 22-inch air-cooled flake head listed at 730 pounds per 24 hours at 70/50 and 506 pounds AHRI at 90/70, with a 1 horsepower compressor and a footprint of 22 inches wide, 23 5/8 inches deep and 26 inches high on 115 volts. Dealers often describe Manitowoc as the most widely serviced commercial ice brand, which matters because flakers are mechanical machines with an auger and gearbox that benefit from fast local service.
The water-cooled RFP0620W is rated at 740 pounds and 597 pounds AHRI, a good alternative when ambient heat is a problem and water costs are acceptable.
Who it suits: chains and independents that want a widely supported brand. Main trade-off: the AHRI figure of 506 pounds is lower than the Scotsman and Hoshizaki equivalents, so size carefully.
Best for small cases: Manitowoc RFP0320A
For a single seafood case or a small raw bar, 370 pounds per day is often plenty. The RFP0320A is the 22-inch Manitowoc flake head with a rating of 370 pounds per 24 hours at 70/50 and 287 pounds AHRI at 90/70, in the same 22 by 23 5/8 by 26 inch cabinet. It can be ordered bundled with a 532-pound bin (RFP0320A/D570/K00472) for a ready-to-install package.
Who it suits: small fish markets, restaurants with raw bars and convenience stores with limited display. Main trade-off: a single busy summer weekend can drain a small bin and exceed the machine’s AHRI output.
Best mid-size value: Ice-O-Matic MFI0500A
The Ice-O-Matic MFI0500A is a 21-inch air-cooled flake head with a stainless-steel evaporator and auger, a SystemSafe gearbox load monitor and a sensor that prevents low-water failures, drawing about 16 amps on 115 volts and needing no side clearance. Listings quote 540 pounds for the earlier version and 465 pounds at 70/50 (about 326 pounds at 90/70) for the newer R290 MFI0500A90, which is Energy Star listed. The cabinet is about 21 inches wide, 24 inches deep and 27 inches high and weighs roughly 200 pounds. Bin pairings include the 344-pound B40PS and the 854-pound B110PS.
Who it suits: mid-size seafood counters that do not need 700-plus pounds. Main trade-off: because there are two output ratings in circulation, confirm which version you are quoted.
Best for hot back rooms: Scotsman FS0522WX-1 water-cooled
Scotsman’s FS0522WX-1 is a water-cooled Prodigy Plus flaker rated at 521 pounds per 24 hours on 115 volts, with bin pairings such as the 536-pound B530P listed by dealers. Water cooling sheds heat into the water loop instead of the room, which helps when a store back room runs hot or lacks ventilation. The cost is higher water use, so check local codes and utility rates; in some jurisdictions water-cooled condensers on once-through water are restricted.
Who it suits: stores with limited ventilation or very high ambient temperatures. Main trade-off: water consumption and possible local restrictions.
Best for multi-case operations: Manitowoc RFF1300A
When a big-box grocery needs flake ice for several seafood cases, produce misting and a salad bar, the 30-inch Manitowoc RFF1300A makes up to 1,264 pounds per 24 hours at 70/50 and 951 pounds AHRI at 90/70. The remote-cooled RFF1220C is a 22-inch alternative listed at 1,152 pounds. At this scale, plan for a larger bin or multiple ice dispensing points.
Who it suits: supermarkets and warehouse-style stores. Main trade-off: large footprint and a bigger electrical and drain commitment.
Spec and ownership comparison
| Model | AHRI as % of nameplate | Refrigerant (per listings) | Notable features | Warranty (per listings) |
|---|---|---|---|---|
| Hoshizaki F-822MAK | 75% | Confirm on nameplate | CleanCycle24, infrared bin control (predecessor) | Check dealer |
| Scotsman F0822A-1 | 80% | R-404A (FS0822AX-1 lists R290) | Front breathing, AutoAlert | 3 yr parts/labor, 5 yr compressor parts |
| Manitowoc RFP0620A | 69% | Check dealer | 1 hp compressor | Check dealer |
| Manitowoc RFP0320A | 78% | Check dealer | Bundle with 532 lb bin | Check dealer |
| Ice-O-Matic MFI0500A90 | 70% | R290 | SystemSafe gearbox monitoring | 3 yr parts/labor, 5 yr compressor parts |
The percentage column divides AHRI-certified output by the nameplate figure. A higher percentage means the machine loses less ice in warm conditions, which helps in retail environments that run warm in summer.
How much flake ice does a seafood case use? A worked calculation
Seafood handling guidance commonly calls for covering product with a generous layer of ice that is topped up through the day, and the ice melts steadily because the case drains. For planning purposes, assume the case melts its own volume of ice every day and add the ice used for restocking and cleaning.
Take a 12-foot service case with about 30 square feet of display surface and a 3-inch bed of flake ice. Flake ice weighs roughly 30 to 40 pounds per cubic foot when packed, which at 3 inches deep gives about 7.5 cubic feet and so roughly 225 to 300 pounds of ice for the initial bed. If the bed is replaced fully once a day and topped up twice, you need around 400 to 500 pounds in a day, plus ice for wet storage of whole fish in boxes.
Now check against machine ratings. A machine certified at 506 pounds (Manitowoc RFP0620A) just meets that need, while one certified at 641 pounds (Scotsman F0822A-1) leaves headroom for holidays. If the bin holds half a day’s production, the machine can catch up overnight.
- Measure display surface area and decide on bed depth.
- Estimate daily replacement and top-up cycles.
- Add ice for boxed product, raw-bar service and cleanup.
- Compare the total to AHRI output and add 20 to 30 percent headroom.
Decision matrix by operation
| Operation | Suggested machine | Reason |
|---|---|---|
| Single seafood case, small market | Manitowoc RFP0320A | 287 lb AHRI, bundled bin |
| Raw bar and one case | Ice-O-Matic MFI0500A | Mid-size output, Energy Star variant |
| Busy fish counter | Hoshizaki F-822MAK or Scotsman F0822A-1 | 566 to 641 lb AHRI |
| Hot, unventilated back room | Scotsman FS0522WX-1 | Water-cooled, heat out of room |
| Large grocery, multiple cases | Manitowoc RFF1300A | 951 lb AHRI |
Installation and ownership realities
Bin and delivery
Flake ice has a tendency to bridge and clump, so bin design matters. Match the head to a bin with an appropriate opening, and consider a dispenser or cart for moving ice to the case without hand-carrying buckets.
Drainage and sanitation
Flakers produce a steady stream of melt water in the bin. Provide a floor drain and an air gap, and clean the bin and scoop on a schedule; display ice can pick up fish odors if handled poorly.
Auger and gearbox wear
The auger and gear drive are the wear items. Machines with load monitoring or greaseless bearings, like those listed by Ice-O-Matic and Hoshizaki, reduce service calls. Water quality also affects auger life, so use correctly sized filtration.
Electrical
Many flakers here run on 115 volts, but at 11.8 to 18 amps. They should have a dedicated circuit, and the Hoshizaki predecessor is hardwired with no plug.
Flake versus nugget versus cube for cold display
| Ice type | Contact with product | Drainage | Risk to delicate product | Typical use |
|---|---|---|---|---|
| Flake | Conforms and surrounds | Steady melt, keeps surface wet | Low | Fish, shellfish, salad bars, produce misting |
| Nugget | Good, slightly denser | Holds more water | Low to medium | Beverages, healthcare, some displays |
| Cube | Point contact with air gaps | Fast drain | Higher, hard edges | Drinks and bagged coolers |
Nugget machines sometimes get floated as a flake alternative, but flake ice is usually colder and wetter at the point of contact and costs less per pound of cooling. Cubes belong in the bar, not the fish case.
Daily handling practices that protect the product
- Rebuild the bed on a schedule. Dig out and replace the ice at least once a day, because a bed that has melted into slush loses its cooling surface and starts to hold odors.
- Keep product above the drain, not in standing water. Use perforated pans or racks so melt water flows away from fillets.
- Use dedicated scoops and clean them. A scoop that touches the floor or a hand should never go back into the bin.
- Do not store ice in the machine’s bin for unrelated use. Keep trays, cans and bottles out of the bin that feeds a food display.
- Record the bin temperature. Many stores log display temperatures as part of a food-safety plan, and the ice bin should be part of it.
Utility cost: a worked example
Using the Scotsman data of 4.00 kilowatt-hours and 12 gallons of water per 100 pounds, a store that makes 500 pounds a day uses about 20 kilowatt-hours and 60 gallons per day. Over a 30-day month that is 600 kilowatt-hours and 1,800 gallons of water. At a typical commercial electric rate of 12 cents per kilowatt-hour, the electricity portion is about 72 dollars a month, and the water portion depends on your local rate and sewer charges. By comparison, a water-cooled condenser can consume several times that much water for heat rejection, which is why air-cooled is the default.
These figures show why efficiency numbers deserve attention. A machine that makes 100 pounds with 12 gallons instead of 20 gallons saves 8 gallons per 100 pounds, or 40 gallons a day at 500 pounds, which adds up to about 14,600 gallons a year.
Planning for growth and backup
If a seafood department is the main draw of the store, a single flaker is a single point of failure. Two smaller machines, such as two Manitowoc RFP0320A units or two Hoshizaki 22-inch units side by side (Hoshizaki specifically notes that two can be mounted side by side), give redundancy and let you service one while the other keeps running. A spare bin of pre-made ice or an agreement with a supplier is a cheaper insurance policy for smaller operations.
Frequently Asked Questions
Why is flake ice better than cubes for seafood?
Flake ice is soft and wet, so it surrounds product without bruising it and keeps the surface moist. It also has a large surface area, so it cools quickly. Cubes leave gaps and can press into delicate fillets.
How much flake ice do I need per day for a seafood case?
A planning estimate is the weight of the initial ice bed plus top-ups and boxed storage, which for a 12-foot case often lands between 400 and 500 pounds a day. Compare that to the machine’s AHRI-certified output and add 20 to 30 percent headroom for holidays.
Is a bigger bin or a bigger machine better?
A bigger bin lets a smaller machine run overnight and fill for the morning rush, while a bigger machine recovers faster during the day. Many stores choose a machine that meets average demand and a bin that holds half a day’s need.
Can the same machine supply flake ice for a salad bar?
Yes. Hoshizaki specifically lists flake ice as suited to salad bars and seafood counters. Keep food-contact ice sanitary and do not mix it with ice used for other purposes.
Air-cooled or water-cooled flaker?
Air-cooled is easier to install and uses far less water. Water-cooled models hold output steady in hot rooms but use more water and may be restricted by local rules, so choose them only when ventilation is a real problem.
How often should a flake ice machine be cleaned?
Manufacturers generally recommend sanitizing at least every six months, with more frequent cleaning of the bin and scoop. Follow your model’s service manual and local health regulations.

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