A budget chiller for a small tub indoors, where 42 F is cold enough.
Amazon $279.99
A basic small chiller for a one-person tub of up to about 80 gallons.
- 1/3 HPSize
- 42 °FColdest
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
- Rinse-and-reuse metal filter, no cartridges to buy
- Built-in pump, plus a submersible pump for bathtubs
- Only gets to 42 F
- No ozone, UV or app
- Warranty not stated
The EONIX Ice Bath Chiller family
Every EONIX Ice Bath Chiller model we rank, smallest first. Ratings compare each against its own size.
| Model | Size | Rating | Price |
|---|---|---|---|
| EONIX 1/3 HP Ice Bath Chiller (this one) | 1/3 HP | 3.4/5 | $369.99 |
| EONIX 1/2 HP Ice Bath Chiller | 1/2 HP | 3.5/5 | $449.99 |
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Cooling | |
|---|---|
| Compressor | 1/3 HP |
| Lowest temperature | 42 °F |
| Largest tub | 79 gal |
| Water and build | |
| Filter | Yes |
Alternatives in this size
A cheap 1/2 HP kit for a large inflatable tub where 42 F is enough.
Amazon $449.99A low-cost way to keep a small one-person tub cold with ozone included.
Amazon $496.95Compare
Compare the EONIX 1/3 HP Ice Bath Chiller with any other cold plunge chiller →
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