HomePlunge H3
CES Innovation Award winner. Maximum power, fastest chill times.
$2,999
0% APR · Free shipping · Accessories included
Shop H3CES Innovation Award · TIME Best Inventions
Cold plunge,
any bathtub,
any home.
The award-winning chiller that turns the tub you already have into a 34°F plunge — in about 90 minutes.
Real Human Support
Based the USA
Free Shipping
$299 Value
1 Year Warranty
Full coverage guarantee
0% APR
Or 36 month financing with Affirm
As Seen On
Engineered for the home
A chiller designed to disappear
into your bathroom.
01 · Fits any tub
Made for your bathtub.
No new plumbing. No dedicated basin. The H3 drops in beside the tub you already own.
02 · 34°F in ~90 min
Cold, on your schedule.
Set the temperature in the app. Come home to a plunge ready to go. Turn it off when you're done.
03 · Low maintenance
Runs 1–2 hours a day.
Unlike always-on plunges, the H3 only works when you need it. Lower bills. Less upkeep.
Head to head
How HomePlunge compares.
| HomePlunge | The Plunge™ | Ice Barrel™ | DIY Ice Bath | |
|---|---|---|---|---|
| Fits any bathtub | ✓ | — | — | — |
| No ice required | ✓ | ✓ | — | — |
| Precise temp control | ✓ | ✓ | — | — |
| Portability | ✓ | — | ✓ | — |
| Low maintenance | ✓ | — | — | — |
| No upkeep fees | ✓ | — | ✓ | ✓ |
Award-winning design
The first cold plunge to win at CES.
Recognized by TIME's Best Inventions of 2025 and the CES Innovation Awards. Two years of R&D, thousands of hours in the tub.
Choose your model
Two plunges. One promise.
HomePlunge Bella
The 1/2 HP chiller. Smaller footprint. Designed for tighter bathrooms.
$1,999$1,899
Save $100 · 0% APR · Free shipping
Pre-order BellaFAQ
Questions, answered.
How long does it take to cool?
One to two hours for most users.
How much will my electric bill go up?
Unlike always-on plunges, HomePlunge runs only 1–2 hours a day. Turn it off when you're done and come back tomorrow.
Do I need to winterize my HomePlunge?
Absolutely not. HomePlunge is designed for your bathtub and never needs to be exposed to freezing outdoor temperatures.
Do you offer financing?
Yes — 0% to 36% APR via Shop Pay Installments and Affirm, subject to eligibility.
How long is the warranty?
One year, with up to 3 additional years available through Surebright.
Can I pre-schedule a chill?
Yes. Scheduling is available via the Tuya smart app — set it before leaving home and come back to a ready plunge.
Do you ship internationally?
We're rolling out international orders slowly. Email info@thehomeplunge.com with your shipping address for availability.
Ready to make your tub your plunge?
Free U.S. shipping, 0% APR financing, and a 1-year warranty — on every order.