the best water chiller for cold plunge

The 5 Best Water Chillers for Cold Plunge

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Honestly, there is nothing quite like the invigorating sensation of immersing oneself in icy water, feeling the shock to your system, awakening every fiber of your being. The exhilaration, the rush—it’s addictive.

But let’s face it: not all cold plunges are created equal. Convenience and affordability have introduced a slew of portable cold plunges, that work, but have a major downside–the need to constantly add ice. Take our word for it, it’s cumbersome. Conversely, if you want a hassle-free, always-guaranteed ice bath experience, a water chiller is a must. If you’re ready to take that step, here is a comprehensive list of the best water chillers for cold plunge.

The Best Water Chillers for Cold Plunge

Quick Summary:

The Spartan Max Wi-Fi Cold Plunge Chiller + Heater – The Best Overall Option

image of the 1 HP Spartan Max Wi-Fi Cold plunge chiller + heat

If you’re looking for the best water chiller for a cold plunge look no further than the Spartan Max Chiller + Heater. It is the ultimate choice, offering powerful performance, and an exceptional range of features, at a price that can’t be beat.

Powerful Performance

The Spartan Max Cold Plunge Chiller + Heater can effortlessly cool water in the hottest conditions, making it one of the best 1 HP water chillers for cold plunge. Ideal for anyone living in extreme climates (we’re looking at you Arizona), a 1 HP water chiller is a must-have. Anything less and your chiller will be overworked, leading to premature burnout.

Temperature Control

Unlike its competitors, the Spartan Max provides unparalleled temperature control. For starters, it has Wi-Fi capabilities. With the accompanying smartphone App, you can easily adjust the water temperature from the comfort of your duvet covers.

Although it can handily bring the water down to a chilly 38°F, it can also warm it up to a soothing 104°F. Cold plunge and hot tub all-in-one? Sign us up!


In addition to its powerful performance, the Spartan Max Cold Plunge Chiller + Heater also prioritizes your safety and hygiene. It features advanced UV sanitization technology, ensuring that the water in your cold plunge remains clean and free from bacteria. But that’s not all. A 1-micron sediment filter is also built-in, guaranteeing a dirt-free, germ-free ice bath.

Indoor/Outdoor Rated

If you need some flexibility as to where you set up your ice bath chiller, the Spartan Max has got you covered. With a waterproof design, you won’t have to worry about the elements if left outside in the rain. That said, some sort of covering is always preferred to prevent wear and tear.

Related Reading: The Spartan 1/2 HP Wi-Fi Water Chiller + Heat Review


  • Powerful 1HP smart chiller for fast chilling
  • Temperature flexibility to dial in your preferred temperature
  • Smart controls for easy operation
  • Advanced sanitization technology for a clean and hygienic ice bath


  • Not technically “cheap”, but very functional
  • Relatively heavy at 100lbs

Shop around, but we think the Spartan Max Cold Plunge Chiller + Heater is truly one of the best overall water chillers for your cold plunge. With its powerful performancetemperature flexibility, smart controls, and advanced sanitization, it offers everything you need for a rejuvenating and invigorating cold plunge at home.

Spartan Max Wi-Fi Cold Plunge Chiller + Heater

Get $200 off any Spartan water chiller with promo code “RT200”

Active Aqua 1HP Water Chiller

active aqua 1hp water chiller for cold plunge

The Active Aqua 1 HP Cold Plunge Chiller is a top-notch, no frills, workhorse water chiller. While it may be the runner-up on our list, it certainly doesn’t fall short when it comes to delivering stellar performance.

Fast Cooling

One of the standout features of the Active Aqua 1HP Cold Plunge Chiller is its boost function. The boost can be set for either 2 hours or continuously to expedite the cooling process. Great for when you need to cool your cold plunge as quickly as possible. Whether you prefer a bone-chilling plunge or a milder cooling experience, this chiller allows you to set the perfect temperature to suit your needs.

Large Refrigeration Capacity

With the right pump, the Active Aqua can cool a tremendous amount of water–up to 250 gallons! This is ideal for anyone who has a larger capacity cold plunge.

Temperature Control

While not quite as versatile as the Spartan Max, the Active Aqua chiller is capable of chilling down to 39°F and go up to 90°F. Unfortunately, there’s no built-in wi-fi, so all controls must be done manually.


  • Large refrigeration capacity
  • Anti-corrosive pure titanium evaporator for both fresh and saltwater
  • The compressor protection function shuts off the circuit automatically to prevent the motor from burning out when it is overheated
  • The memory backup feature allows the unit to return to the previous setting after the unit experiences an unexpected power outage
  • Boost function accelerates the chilling process
  • The available range for user-set temperature is 39°F to 90°F (3°C to 32°C).


  • No built-in filter
  • Requires a separate water pump

The Active Aqua Chiller may lack advanced features, but as a chiller, it works extremely well. It’s a time-tested, well-reviewed brand that stands behind its products.

Active Aqua 1 HP Cold Plunge Chiller

Get the best price available from

Sun Home Saunas Water Chiller + Heater

The Sun Home Saunas Wi-Fi Enabled Ice Bath Chiller is one of the best commercial-grade water chillers for your cold plunge. This exceptional chiller offers powerhouse performancesuperior water quality control, and a user-friendly design, making it a top choice for professional settings.

Ultra Powerful

With its robust performance, the Sun Home Saunas Wi-Fi Enabled Ice Bath Chiller ensures that your cold plunge experience is truly invigorating. Its powerful 1 HP cooling system rapidly chills the water, allowing you to enjoy a refreshing and energizing submersion.

Superior Filtration

One of the standout features of this chiller is its superior 2-stage water sanitation. The Sun Home is equipped with advanced 20 micron filtration as well as UV and Ozone disinfection technologies, which guarantee that your ice bath is clean and hygienic. This ensures a safe and satisfying icy cold session every time.

Wi-Fi Connectivity

Additionally, the user-friendly design of the Sun Home Chiller makes it incredibly easy to operate and maintain. With its intuitive LED touchscreen controls and Wi-Fi connectivity, you can easily monitor and adjust the temperature and settings from your smartphone or tablet. This level of convenience and control does come at a price, but it might be worth it depending on your preferences.

Enjoy Hot and Cold

The energy-efficient motor can cool down to 37.5F and heat to 104F in just a few minutes! Perfect for those who are seeking contrast therapy.


  • Powerful cooling system for rapid chilling
  • Advanced water filtration for superior water quality
  • Effortless temperature control and customization
  • User-friendly design with Wi-Fi connectivity


  • Cost prohibitive

The Sun Home Wi-Fi Enabled Ice Bath Chiller is truly the best commercial-grade ice bath chiller option for those seeking high-performance and reliable cold plunge equipment. Its powerhouse performance, superior water quality control, and user-friendly design set it apart from the rest.

Sun Home Saunas Water Chiller

Superior power and features in an ultra-sleek design.

Ice Pod Pro 1/2HP Water Chiller

If you’re not so concerned about it being lavish and more concerned about reliability and power, the Ice Pod Pro 1/2 HP Chiller is a top contender. With its universal compatibilityessential components, and user-friendly setup, it offers a basic yet effective option to enhance your cold plunge experience.

Easy Setup

Designed with convenience in mind, the Ice Pod is easy to set up in 15 minutes or less. Everything you need to get started is included.


With its 1/2 HP water chiller capacity, this chiller provides efficient cooling power to keep your cold plunge at the perfect temperature. From first fill-up, you should have icy cold water in 3 hours or less.

Clean Plunge

Like the other high-end chillers, this one from Ice Pod also includes a 20 micron external filter for crystal clear water.


  • Easy to control and setup
  • Plenty of cooling capacity for any application
  • External sanitation
  • Outdoor rated


  • No rolling casters
  • No high-end features like Wi-fi

This 1/2 HP cold plunge chiller may not be technologically advanced like some of the other models, but it’s no slouch. If your priority is fast, reliable chilling without the fanfare, you can’t go wrong here.

Ice Pod 1/2HP Water Chiller

An excellent mid-range cold plunge chiller for those that don’t need all the extra bells and whistles.

The Spartan Water Chiller – The Affordable Option

The final and most affordable water chiller on our list is the Spartan 1/3 HP Water Chiller. It offers super easy setupversatility, and power, all without breaking the bank.

Small But Mighty

While not as powerful as the other options available, this 1/3 HP is more than capable of chilling any portable cold plunge from the likes of Ice Pod, Nurecover, etc. It also works well on the Ice Barrel 300!

Simple Setup

The Spartan Water Chiller ensures a hassle-free experience from the moment you install it. Whether you’re a beginner or an experienced cold plunge enthusiast, you’ll appreciate the simplicity and ease of use that this chiller provides.

Everything you need to get it connected is in the box, including a pump, filter, and hoses.

Chilling Capacity

Again, compared to a 1 HP water chiller, the Spartan may not be able to chill as quickly, but it’s still fully capable of chilling down into the 40s. Overall water capacity should be limited to 80 gallons or less.


  • Effortless setup for most cold plunges
  • More affordable than most
  • Capable of colder temperatures


  • Lacks overall power compared to others

Don’t let the affordability fool you, as the Spartan Water Chiller is designed to deliver exceptional performance.

Spartan 1/3 HP Chiller

Get $200 off with promo code “RT200”

Overall, the Spartan Max Cold Plunge Chiller + Heater Offers the Best Ice Bath Experience

After reviewing the top 5 best water chillers for cold plunge, it’s clear that the Spartan Max Cold Plunge Chiller + Heater stands out as the winner overall.

In our opinion, it offers a good balance of powerful performance and advanced features. However, each model on our list has its unique benefits and features. You really can’t go wrong with any of them.

The Benefits of a Water Chiller for Cold Plunge

Take it from us, besides the upfront cost, a water chiller is going to save you a lot of headaches. A water chiller provides you with the ability to maintain a consistently low temperature, creating an optimal environment for a refreshing and invigorating cold plunge experience. Worrying about adding ice all the time is a total drag.

A few reasons why you should consider a water chiller:

Let’s face it, if you don’t have a water chiller, you’re likely adding ice to your plunge on a daily basis, right? Or if you’re not adding ice, you’re freezing 50 bottles of water nightly.

Hey, we’re not here to judge, but that is a lot of wasted time and money. While the initial investment into an ice bath chiller may seem high, long-term you might actually save money.

Given the average 7 lb. bag of ice now costs about $2.50, you could be spending $15-20 dollars 3-4 times a week just to maintain your cold plunge temperature. Do your own math, but a chiller might pay for itself over the course of 6-12 months.

Additionally, an ice bath chiller offers precise temperature control, allowing you to customize your cold plunge to meet your specific preferences and needs. Whether you prefer a slightly cooler temperature or a more intense icy immersion, a water chiller gives you the flexibility to adjust the temperature accordingly.

Furthermore, a water chiller helps maintain the cleanliness and purity of your cold plunge water. No one wants to plunge into green cloudy water. Fortunately, many high-quality water chillers come equipped with advanced sanitization features, such as UV disinfection and water filtration systems. These features ensure that the water you are immersing yourself in is free from harmful bacteria, contaminants, and impurities.

How to Choose the Best Water Chiller for Your Cold Plunge

When it comes to choosing the right water chiller for your cold plunge, there are several factors to consider. To help you make an informed decision, here are some key things to keep in mind:

  1. Chilling Power: Look for a chiller with sufficient chilling power to quickly cool the water to your desired temperature. Consider the horsepower (HP) rating, as a higher HP translates to faster and more efficient chilling.
  2. Temperature Control: Opt for a chiller that offers precise temperature control. This will allow you to adjust the water temperature according to your preference, whether you prefer a brisk cold plunge or a slightly milder experience.
  3. Sanitization Features: Check if the chiller has advanced sanitization features such as UV disinfection or water filtration. These features ensure that the water remains clean and free from any harmful bacteria or contaminants.
  4. Compatibility and Setup: Consider the compatibility of the chiller with your existing cold plunge equipment or setup. Look for a model that is easy to install and integrate seamlessly into your current system.

Maintaining and Cleaning Your Water Chiller

Proper maintenance and regular cleaning of your water chiller are crucial to ensure its optimal performance and longevity. Neglecting these tasks can lead to reduced efficiency, potential breakdowns, and compromised water quality. Here are some essential tips to help you maintain and clean your water chiller effectively:

  1. Inspect and clean the condenser coils: Over time, dust, dirt, and debris can accumulate on the condenser coils, hindering the heat transfer process. Regularly inspect and clean these coils using a soft brush or vacuum cleaner to remove any buildup.
  2. Check and clean the water filters: Water filters play a vital role in maintaining clean and clear water in your chiller. Depending on the manufacturer’s recommendations, clean or replace the filters regularly to ensure proper filtration and prevent any blockages.
  3. Monitor and maintain water quality: Regularly test the water quality in your chiller to ensure it meets the desired standards. If necessary, adjust the water chemistry by adding the appropriate chemicals to prevent bacterial growth or mineral buildup.

Additionally, it’s important to perform routine maintenance tasks such as checking electrical connections, and inspecting hoses and fittings for any signs of wear or leakage. Following the manufacturer’s guidelines and recommendations for maintenance intervals will help keep your water chiller operating smoothly and efficiently.

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