A full-featured hot and cold 1 HP chiller for tubs of 100 gallons or more, at a premium price.
Amazon $2,499.99The Icebound Essentials 1HP Hot + Cold is the better cold plunge chiller overall, rated 3.7 to 3.0. The Active Aqua Chiller with Boost 1 HP wins on value. The Active Aqua Chiller with Boost 1 HP costs $1,340.99 less ($1,159 vs $2,499.99).
A bare 1 HP chiller for a DIY build with your own pump and filter.
Amazon $1,159Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Active Aqua Chiller with Boost 1 HP for value ($1,159 per HP ($1,159, 1 HP) vs $2,500 per HP ($2,499.99, 1 HP)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every over 1/2 HP cold plunge chiller; a clear win is highlighted. How we rank explains each one.
| Factor weight | Icebound Essentials 1HP Hot + Cold | Active Aqua Chiller with Boost 1 HP |
|---|---|---|
| Overall rating | 3.7/5 | 3.0/5 |
| Value 30% | 35 $2,500 per HP ($2,499.99, 1 HP) | 66 $1,159 per HP ($1,159, 1 HP) |
| Coldest 15% | 100 down to 37 °F | 50 lowest temperature not published (neutral score used) |
| Sanitation 10% | 85 filter and ozone | 50 filter and sanitizer not stated (neutral score used) |
| Heating 10% | 100 heats to 107.6 °F | 50 heating not stated (neutral score used) |
| Noise 10% | 50 noise rating not published (neutral score used) | 50 noise rating not published (neutral score used) |
| Warranty 25% | 50 warranty not published (neutral score used) | 0 1-year warranty |
Specifications
| Icebound Essentials 1HP Hot + Cold | Active Aqua Chiller with Boost 1 HP | |
|---|---|---|
| Cooling | ||
| Compressor | 1 HP | 1 HP |
| Lowest temperature | 37 °F | - |
| Heats | Yes | - |
| Highest temperature | 107.6 °F | - |
| Water and build | ||
| Filter | Yes | - |
| Sanitizer | Ozone | - |
| App or wifi | Yes | - |
| Warranty | - | 1 year |
