Cold plunge · all in one
Inergize Cold Plunge Pro
A compact soft-sided tub paired with a chiller that cools to 37 F and heats to 105 F, with four-way filtration plus ozone and UV.
8.4
Strong
Composite (0-10), cold-plunge-v1.0
Confidence: Verified
By the numbers
- Cooling
- built-in chiller
- Coldest temp
- 37 F
- Water care
- ozone, UV, filtration
- Insulated
- yes
- Capacity
- 90 gal
- Material
- Insulated PVC, foam-walled cabinet
- Est. annual electricity
- ~$330/yr
- Warranty
- 1 year
- Price
- $3,290
Strengths
- + Cooling: 10.0/10
- + Water Care: 10.0/10
- + Build & Insulation: 10.0/10
Watch-outs
- - Practical: 3.0/10
Who it is for
- · Anyone who wants cold water on demand without hauling and replacing ice
- · People who want low-maintenance, cleaner water between changes
How it scored
Cooling
10.0/10 · 30%Whether the unit actively chills, and how cold it gets. An ice-only tub is not a self-chilling plunge.
- +6Built-in chiller Apowered chiller included - Cools the water actively, with no need to buy or add ice.
- +2Reaches 45 F or colder B37 F - Reaches at least the 45 F range used in most cold-immersion protocols.
- +2Reaches ice-bath cold B37 F - Reaches 39 F or colder, true ice-bath territory.
Water Care
10.0/10 · 20%Ozone, UV, and filtration that keep the water clean between changes.
- +4Ozone sanitation Bozone - Ozone keeps the water clean between changes.
- +3UV sanitation BUV - UV stage reduces microbial growth.
- +3Filtration / circulation Bfilter + pump - A circulating filter keeps debris out and water clear.
Build & Insulation
10.0/10 · 15%Insulation (holds temperature, lowers running cost) and full-immersion capacity.
- +6Insulated Binsulated shell/cover - Insulation holds temperature and lowers the chiller's running cost.
- +4Full-immersion capacity C90 gal - Large enough for full-body immersion.
Value
7.0/10 · 20%Running cost - the chiller electricity brands rarely put on the box.
- +5Chiller running cost vs class A~$330/yr electricity (below class median) - Estimated annual chiller electricity, scored against the chiller-unit median. The cost brands rarely disclose.
- +2Insulation lowers running cost Binsulated - Insulation reduces the electricity needed to hold temperature.
Practical
3.0/10 · 15%Warranty, electrical-safety listing, and plug-and-play convenience.
- +3Plug-and-play Bno manual ice - Runs without hauling and replacing ice.
What to know before buying
- · Sold as a tub plus chiller bundle, so it holds a set temperature without you adding ice; manufacturer lists a minimum around 37 F.
- · Includes ozone water care, which is relevant because you soak in the same water repeatedly.
- · At around $3,290 it bundles the chiller and water care at a lower price than the premium cabinets. Note the live manufacturer product is the 'Elite Tub'; confirm the exact model and current price before buying.
- · The chiller is a separate external unit drawing roughly 6.5 amps on a standard outlet; plan space and power for it.
- · Budget for ongoing chiller electricity in addition to the purchase price.
FAQ
- What do you get for the Inergize Cold Plunge Pro's lower price?
- At $3,290 it includes a chiller that cools to 37 F and heats to 105 F, plus four-way filtration with ozone and UV, so in our scoring it earns both its Cooling credit and full water-care points. It is a compact soft-sided tub at 90 gallons, which still clears our full-immersion threshold.
- Does its chiller use a lot of electricity?
- Its 1730 W chiller is the highest-wattage in our set, but we estimate about $330 a year in running cost, right around the chiller-unit median, and we surface that under Value. Its insulated, foam-walled cabinet is one reason we credit it for holding temperature more efficiently.
Last reviewed 2026-05-30. Scored under cold-plunge-v1.0. See the methodology. Informational only, not medical advice.