3–40 °C
Generation 4S
Generation 4S combines an ice bath and a warm bath in a single system. Cooling, heating, and filtration are integrated into a sleek bath with a temperature range of 3 to 40 °C.
The stainless-steel tub, insulated lid, and underwater lighting create a thoughtfully designed experience in the garden or on the patio. The touch panel and mobile app make it easy to set the temperature.
Plan the installation and connections according to the product instructions. Always follow the guidelines for circulation and use in low outdoor temperatures.
Generation 4S at a Glance
316
Stainless steel
175 × 73 × 75 cm
External Dimensions · L × W × H
100 kg
Without water
Questions about the product?
We'll help you with product selection, delivery, and installation.
Swedish Cold används av
From exclusive homes to gyms, spas, and hotels. Swedish Colds’ cold baths and saunas help thousands of people get back into their recovery routines every day.
Generation 4S
Your temperature. Your daily routine.
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From Cold to Warm
Select a temperature between 3 and 40 °C. Cooling and heating are built into the bath, so you don't need to add ice to maintain your selected temperature.
Built for the Home
The Generation 4S is intended for personal use. The elongated tub combines 316 stainless steel with cypress wood accents.
Everyday Details
Steps, an insulated lid, and LED lighting are included. Lockable wheels and a service hatch on top facilitate access.
Water treatment
How do we get clean water completely automatically?
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Circulation and Filters
The water circulates through the filtration system. Hair and particle filters trap dirt that would otherwise remain in the tub.
UV and Ozone
UV treatment and ozone complement filtration as part of the pool's water treatment system.
Ongoing Maintenance
Follow the manual for cleaning, water changes, and filter replacements. The frequency depends on usage, hygiene practices, and water quality.
The Right Model for the Right Place
Choose based on how the bathtub will be used.
For cold baths at home
The Generation 4S is ideal for those who want integrated cooling and heating in a rectangular tub for residential use. Work with us to plan the placement, electrical connections, and plumbing.
For a business
For gyms, hotels, spas, or shared pools with many users, we'll help you choose a model and water treatment system suited to the workload. Generation 5 Commercial is an option worth discussing.
How Does Your Order Work?
Step 1. RESERVE
Place your order to secure your spot in the production line, and we'll get started on your product right away.
Step 2 – WE MANUFACTURE
Your product is made to order with rigorous quality control. The current delivery time will be confirmed in your order and depends on the design and production workload.
Step 3 – Before DELIVERY
We'll contact you 1–2 weeks before delivery to make sure you're ready, and your product will be shipped to your home or your facility.
Step 4 – AFTER THE PURCHASE
We're here for you even after delivery, offering full service, replacement parts, support, and a 1-year warranty as standard. This warranty can be extended up to 5 years.
Step 1. RESERVE
Place your order to secure your spot in the production line, and we'll get started on your product right away.
Step 2 – WE MANUFACTURE
Your product is made to order with rigorous quality control. The current delivery time will be confirmed in your order and depends on the design and production workload.
Step 3 – Before DELIVERY
We'll contact you 1–2 weeks before delivery to make sure you're ready, and your product will be shipped to your home or your facility.
Step 4 – AFTER THE PURCHASE
We're here for you even after delivery, offering full service, replacement parts, support, and a 1-year warranty as standard. This warranty can be extended up to 5 years.
Dimensions and Installation
Plan the site.
Check the delivery route, the level and load-bearing surface, the electrical connection, ventilation, and drainage before delivery. We’ll help you review these requirements.
- External Dimensions · L × W × H
1,750 × 730 × 750 mm
- Curb Weight
100 kg, without water
- Temperature range
3–40 °C, cooling and heating
- material
316 stainless steel and cypress accents
- Water Treatment
Filtration, UV, and Ozone
- Electrical connection
220 V / 50 Hz
- Estimated energy consumption
About 3–10 kWh per day
- Service Access
Top access panel for filters and components
If you have any questions, please feel free to contact us. We'll get back to you as soon as possible—within 24 hours on weekdays.
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Shipping Information
We ship throughout the EU directly from our production facility. Delivery times are typically 4–8 weeks for ice baths and 8–12 weeks for saunas. Express shipping is available for an additional fee. Please contact us for current shipping options to your specific address.
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Customer Service
Our team is here to assist you before, during, and after your purchase, in Swedish, English, Spanish, and French. Get in touch, and we’ll help you with everything from product selection and installation to service and replacement parts.
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FAQs
At the bottom of the page, we’ve compiled answers to our most frequently asked questions about delivery, installation, temperatures, warranty, and payment options. Can’t find what you’re looking for? Contact us and we’ll respond within 24 hours.
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Contact us for more information
If you’d like to contact goss, the quickest way is via kontakt@swedishcold.se—there, you can get help, advice, or book a tour of one of our showrooms, request a quote, or ask a question—we always get back to you within 24 hours. You can also fill out the form at the bottom of this page.
Customer Experiences
4.9/5 based on 940 reviews
Hi, everything is working great. I use it several times a week. It freezes really well and forms ice cubes.
My Generation 4S arrived sooner than expected—after about three to four weeks. My order also included free shipping.
Sanctuary Solo at Home
Sanctuary Solo installed in a home setting.
Thank you for the professional installation and excellent support throughout the process. After about five weeks, the sauna arrived, along with clear installation manuals and guides.
Hybrid Sauna at Home
Hybrid sauna in a home recovery environment.
I experience less pain in my back and knees when I use my Sanctuary Duo. For me, the sauna has become a cherished part of my daily life.
Ultimate Lux at Home
Ultimate Lux in a completed installation at home.
Generation 5 is one of the coolest things I've ever seen. It really exceeded my expectations.
Heritage in a Home Setting
Heritage in a home setting with space for both heating and bathing.
I use my Private Escape and Generation 5 every day at home. The combination works really well, and I'm extremely happy with my setup.
Quatre Club Barcelona
I love my Generation 5! It's fast, stylish, and extremely efficient. Every cold bath feels just as refreshing as the first one, and the quality is outstanding.
Sheraton Stockholm
Ice bath at one of our customer sites in Sweden.
We recently had the pleasure of using Swedish Cold’s ice bath, and right from the very first use, it exceeded our expectations. The sleek design fits naturally into our daily life at home, and the build quality feels solid.
The best cold bath I've ever tried. The temperature stays perfectly steady, it's quiet, and it's easy to keep clean. I'm extremely satisfied.
Stable, quiet, and incredibly effective. I use it every day to recover, and I immediately feel more energized! It’s also very easy to use.
It's so great! I've tried other cold baths, but this one has automatic features, a reliable water flow, and ice-cold water.
A sauna that delivers the highest level of comfort and craftsmanship.
I'm really happy with my 5th-generation model. It maintains a stable temperature and feels incredibly well-built. It's quiet, efficient, and very easy to use and install.
Johannes Cullberg
Health Expert
The quality is top-notch. It runs quietly, cools effectively, and is extremely easy to maintain. I use it every day.
I’m absolutely thrilled! The cooling system works exceptionally well and keeps the water at the perfect temperature for cold baths. The design isn’t just functional—it’s also stylish, which makes people want to give it a try! I’d say this has greatly improved the overall impression of our facility!
We are very satisfied with both the order and the service we consistently receive from Swedish Cold. Their professionalism and willingness to tailor the product to our needs have been outstanding. The ice bath is of high quality and the cooling function is perfect, providing a refreshing and energizing experience for our customers.
Fit Club Mallorca
Erik, co-founder of Swedish Cold, at Fit Club Mallorca.
Private Escape at Home
A photo from our customer gallery. An outdoor sauna in a Swedish garden.
Before You Buy
Practical Information, All in One Place.
How is the bathtub delivered?
The bathtub is delivered fully assembled. Shipping, delivery time, and any carrying-in services will be confirmed for your destination when you place your order.
What needs to be done before installation?
Check the transport route, load-bearing capacity, electrical connections, ventilation, and drainage. Follow the installation instructions for your model and ensure access to filters and components.
Can the hot tub be kept outdoors year-round?
It depends on the climate, location, and design. Please ask us to confirm the operating conditions and procedures for your specific model in freezing temperatures before planning to install it outdoors.
How often should I change the water and the filter?
Follow the manual. Usage, hygiene practices, and water quality determine how often cleaning, water changes, and filter replacements are needed.
Is the Generation 4S suitable for a gym or spa?
Generation 4S is listed in the product catalog for residential use. Contact us regarding commercial use, and we’ll help you choose a model and water treatment system that meets your business’s needs.
What warranty and support are included?
Please ask us about the warranty terms for the model and intended use. We'll help you with product documentation and questions about maintenance and service.
Can you help me choose the right model?
Yes. Tell us where the hot tub will be located, who will be using it, and how often. Then we can go over the model, installation, water care, and delivery together.
Do you offer financing or leasing?
Contact us for information about financing, installment plans, leasing, or rental. Available options and terms vary by country, product, and credit check.
Inspiration for Your Recovery
See other ice baths
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Outdoor use
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Outdoor use
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