The 5 Best Ice-Making Options for a Cold Plunge
A cold-plunge setup can swallow more ice than a small countertop machine stores at one time. The “36 pounds per day” on an ice maker is production over 24 hours under stated conditions, not a full bin waiting for you at 7 a.m. Work backward from your tub volume, starting water temperature, desired water temperature and freezer space. If you plunge at the same time each day, large molds prepared ahead may be simpler than buying another appliance.
I would start with the large 12-pound block mold if you already have freezer room. Haldane and a five-piece silicone set give different ways to batch blocks. Silonn is a countertop nugget machine for small regular additions, while EUHOMY's commercial unit is a serious dedicated ice setup with a much larger daily output and a 33-pound storage bin. None of these picks justifies a medical claim about cold plunging; the buying question here is how to make and store enough ice safely.
Our top 5 ice-making options for a cold plunge
Swipe to compare price, rating and best use →
| Product | Price | Rating | Best for |
|---|---|---|---|
01 MT.BAY 12 lb Ice Block MoldDetails ↓ | $19.95 | 4.4/5Amazon | Best single large freezer block |
02 Haldane Five-Piece Ice Block MoldsDetails ↓ | $29.99 | 4.7/5Amazon | Best batch of large blocks |
03 Mouwaii Five-Piece Silicone Ice Block MoldsDetails ↓ | $15.59 | 4.4/5Amazon | Best lower-cost five-mold set |
04 Silonn Nugget Ice MakerDetails ↓ | $144.96 | 4.3/5Amazon | Best small countertop ice supply |
05 EUHOMY 100 lb/day Commercial Ice MakerDetails ↓ | $309.99 | 4.3/5Amazon | Best dedicated high-output machine |
01 — MT.BAY
Best single large freezer block12 lb Ice Block Mold
This mold is the uncomplicated way to make one substantial ice block ahead of a planned plunge. The exact listing calls out a 12-pound block and 11-by-7-by-5-inch mold, so I would measure the freezer shelf and the tub opening before ordering. You need enough freezing time and a safe way to handle the heavy block; there is no motor or water line to maintain.
It leads for a person with freezer capacity because it directly solves the preparation job at a low offer. Haldane and the five-piece set below make more sense when multiple smaller blocks fit the freezer better.
View on Amazon ↗Plungers with freezer room for one large block.
Your freezer cannot fit its full dimensions.
What I like
+Large block without an extra powered appliance.
What to weigh
−Needs substantial freezer space and advance planning.
- ProductType
- ice maker
02 — Haldane
Best batch of large blocksHaldane Five-Piece Ice Block Molds
Haldane's five-piece mold set is for someone who would rather freeze several blocks across a shelf than fit one enormous container. Its “15LB” listing language needs careful reading against the exact pieces and available freezer space; I would not plan a plunge on the assumption that every piece holds fifteen pounds. Fill and freeze within the maker's directions and leave headroom for expansion.
Second place rewards batch flexibility. It can beat the single mold when your freezer layout favors several containers, while the one-block pick is simpler for a confirmed large shelf.
View on Amazon ↗Freezer owners wanting several plunge blocks ready.
You have room for only one compact container.
What I like
+Multiple blocks can be arranged around freezer space.
What to weigh
−Capacity wording and freezing logistics need checking.
- ProductType
- ice maker
03 — Mouwaii
Best lower-cost five-mold setFive-Piece Silicone Ice Block Molds
This five-piece silicone set offers another way to prepare cold-plunge ice without a plug-in machine, at a lower offer than the Haldane set. I would use it only if the freezer has five stable places for filled molds and the resulting blocks will fit through the tub opening. Silicone can help unmold ice, but carrying sloshing water to the freezer is still part of the routine.
Third place is the budget batch option. It moves above Haldane if the exact shapes and lower price suit your freezer; both remain more hands-on than a powered ice maker.
View on Amazon ↗Buyers wanting multiple reusable molds on a budget.
Your freezer lacks flat shelf space for several filled molds.
What I like
+Five reusable molds at a low offer.
What to weigh
−Manual filling, freezing and unmolding every batch.
- ProductType
- ice maker
04 — Silonn
Best small countertop ice supplySilonn Nugget Ice Maker
Silonn's nugget machine lists up to 36 pounds produced in a day, which sounds generous until you remember the basket holds far less at any one moment. I would choose it for frequent small additions or for a household that also wants drink ice, then transfer batches as needed. Do not buy it expecting an entire large tub's worth of ice to appear on demand.
Fourth place reflects that output-versus-storage mismatch for plunges. It beats freezer molds when convenience and repeated small batches matter, but the molds are cheaper for a planned daily block.
View on Amazon ↗Households using ice for drinks and smaller plunge additions.
You need a large ice load immediately.
What I like
+Countertop production across the day.
What to weigh
−Small basket relative to a plunge's possible demand.
05 — EUHOMY
Best dedicated high-output machineEUHOMY 100 lb/day Commercial Ice Maker
EUHOMY's commercial undercounter unit lists 100 pounds of daily production and a 33-pound storage bin. Those are separate numbers: the machine cannot hand you 100 pounds from storage at once. I would consider it only for frequent sessions with suitable installation, water supply, drainage and cleaning time. It is a sizeable appliance purchase compared with freezing blocks at home.
Fifth place reflects its narrow, expensive job. It becomes first if recurring ice demand and installation space make a dedicated machine sensible; for occasional plunges the freezer-mold choices are much easier to justify.
View on Amazon ↗Frequent plunge setups with space and water access.
You plunge occasionally or lack drainage and room.
What I like
+High stated daily output and a 33-pound bin.
What to weigh
−Cost, plumbing and cleaning commitment.
Price information
Amazon price and availability checked Oct 17, 2026, 10:13 PM Lisbon time. Prices and availability are subject to change; the information shown on Amazon.com at purchase applies.
Our process
How we picked.
We compare five relevant products for different needs, using documented specifications, clear use cases and practical trade-offs. Our goal is to make the differences clear and help you choose with confidence.
- 01Relevance
Each product must fit the guide’s intended use, audience and requirements.
- 02Specifications
We compare the key product details that meaningfully affect the buying decision.
- 03Use case and fit
We compare the intended use, configuration and practical fit of every selected product.
- 04Strengths and limitations
We explain where each option performs best and the compromises to consider.
Good questions
FAQ — Ice-Making Options for a Cold Plunge
01Is a 36-pound-per-day ice maker holding 36 pounds of ice?+
No. Daily production is a rate under specified conditions; the storage basket is much smaller. Check both numbers and plan how ice will be transferred or stored.
02Are reusable block molds easier than an ice machine?+
They can be if you have freezer space and time to refreeze between sessions. An ice machine may help frequent use, but it needs water, cleaning, power and enough output for the tub.
The short answer
Start with the 12 lb Ice Block Mold.
I recommend it for plungers with freezer room for one large block. Choose something else if your freezer cannot fit its full dimensions.
View on Amazon ↗Keep looking
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