Aurora Indoor Steam Sauna - 4 Person | Model 704ST
→A Luxurious Home Spa for Complete Wellness
→Promote Sleep Quality and Stress Relief
→Soothe Muscle Stiffness and Joint Pain
→Alleviate Breathing and Rejuvenates Skin
→Detoxify and Purifies for Better Health
→Free Shipping + 3 Years Warranty Guarantee
Negative-Ion Steam Sauna: Your Home Wellness Oasis
Transform your home into a sanctuary of health and relaxation with our Negative-Ion Steam Sauna. Combining the intense heat of traditional saunas (95°F–230°F) with cutting-edge wellness technology, this premium sauna elevates your self-care routine through air purification, advanced detoxification, and therapeutic healing—all within a sleek, durable design.
Premium Craftsmanship & Smart Design
Built with high-quality, non-toxic mahogany&hemlock wood and reinforced glass, this sauna blends timeless aesthetics with pest-resistant durability. Its wide-vision lay-flat design ensures optimal visibility and comfort, accommodating relaxation alone or with loved ones. Effortlessly assemble or disassemble the unit in just 30 minutes, making it a versatile addition to any lifestyle.
Revolutionary Health Benefits
Unlike conventional saunas, our system addresses two major pain points: monotonous discomfort and lack of infrared therapy. The sauna actively releases negative ions to purify indoor air, neutralize allergens/pollutants, and eliminate bacteria, supporting respiratory health while boosting metabolism, cell regeneration, and anti-aging effects. Simultaneously, the integrated medium infrared color therapy lamp penetrates deep into muscle tissue, alleviating aches, enhancing circulation, and accelerating detoxification.
Holistic Wellness Advantages
- Mood Enhancement: Negative ions stimulate serotonin production, reducing stress and combating symptoms of depression.
- Skin Revitalization: Infrared therapy promotes collagen synthesis, improving skin elasticity and combating impurities.
- Weight Management: Deep-heat infrared waves aid calorie burning and metabolic efficiency.
- Pain Relief: Targeted thermal therapy soothes joint inflammation and muscle tension.
The Ultimate Therapeutic Experience
By merging steam sauna benefits with infrared technology and negative-ion air purification, this innovative system delivers unmatched therapeutic results. Step into your personal wellness retreat and emerge rejuvenated—body, mind, and spirit. Invest in lasting health with a sauna designed to evolve with your wellness journey.
Ships within 2–3 business days
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Solid, even floor – fits multiple scenarios.
Covers 27.03 ft², enjoy your healthy space.
| Model | 704ST |
|---|---|
| Wood Type | African Mahogany Wood |
| Material Safety | Chemical-free heat treatment |
| Capacity | 4-Person |
| Installation Surface | Stable, level base |
| Therapy Device | Negative-Ion Board (Ceiling+Floor) & 2 x 660nm Therapy Red Lights |
| Reading Light | 2 |
| Heater Material | Japanese SUS316L stainless steel |
| Heater Power | 3800 Watts |
| Power Connection | Plug: NEMA 6-20P | Outlet: NEMA 6-20R |
| Electrical Requirements | 240V / 20Am |
| Power Cable Length | 6.2 ft (190±5 cm) |
| Power Cord Location | Rear Right (Front View) |
| Temp Range | 95℉-230℉ (35℃-110℃) |
| Heating Time (Warm Season) |
180°F Approx. 25 min 230°F Approx. 40 min |
| Heating Time (Winter Season) |
180°F Approx. 35 min 230°F Approx. 50 min |
| Operation | LCD Control Panel |
| Time Setting | 12 Hours (Max) & 30 Mins (Min) |
| App Remote Control | None |
| Bluetooth Audio | BT Speaker |
| Glass Door | Thermal Insulated Tempered Glass (T=6mm) |
| Overall Dimensions | 70.87" W × 55.19" D ×78.74" H |
| Internal Dimensions | 67.52" W × 51.77" D ×74.01" H |
| Seat Dimensions | 17.71"W × 29.33"H |
| Foot Pedal Dimensions | 12.44"W × 13.98"H |
| Seat Load Capacity | 240 lbs per seat |
| Wind Resistance | Level 7 |
| Roof Load Capacity | 200 lbs |
| Modular Design | Easy Setup & Removal |
| Heater Drip Tray (Drainage) | Place beneath the heater before use |
| Total Weight | Approx. 678 lbs (7 boxes in total) |
| Accessories |
|
| 2 Vents | Inlet & Outlet |
| Installation Service | Not include |
Aurora Saunas is built with premium African Mahogany, an exotic hardwood prized for its superior durability, moisture resistance, and elegant appearance. It offers unparalleled stability for a lifetime of use and adds significant value as a centerpiece of wellness in your home，When warmed, it emits a subtle, sweet aroma, transforming your sauna into an opulent and sensory retreat.
Innovation Negative Ion Technology
HKXSC Sauna infuses the cabin with negative ions—molecules that bind to fine particles like dust and pollen so they drop out of the air. Carried by steam when water meets the hot stones, these ions leave the space feeling crisp and clear, supporting easier breathing and deeper relaxation.
Cleaner air & easier breathing: Helps reduce airborne particulates and respiratory burden.
Calmer mood & less stress: Exposure is associated with eased stress responses and improved perceived mood.
Better sleep quality: May support relaxation and deeper, more restorative sleep.
Focus & energy: Fresh-feeling air and improved comfort can aid alertness and concentration.
660nm Red Light Therapy
The red light therapy promotes skin repair and regeneration, improves blood circulation, reduces inflammation and pain, stimulates collagen production, helps with acne, and regulates oil production. This non-invasive, safe, and painless treatment is widely used in skincare, sports recovery, and pain management.
Promotes Skin Repair and Regeneration:Red light stimulates collagen production, speeding up wound healing, reducing wrinkles, and improving overall skin texture.
Improves Blood Circulation:It enhances blood flow beneath the skin, helping with oxygen and nutrient delivery, promoting healthier, more vibrant skin.
Reduces Pain and Inflammation:Red light therapy aids in muscle recovery and relieves pain from conditions like arthritis by reducing swelling and improving circulation.
Supports Acne and Oily Skin Treatment:By reducing inflammation and regulating oil production, it helps heal acne and improve skin clarity
Easy Assembly
We value your time. That's why our saunas feature a streamlined, user-friendly assembly process. Most customers complete the setup hassle-free in about 2 hours, and it's even faster with help,your perfect wellness retreat is just a few simple steps away.
Clean interior surfaces every two weeks or after 5-10 uses
Exterior cleaning is unnecessary due to factory-applied protective varnish
Surface Protection:Bench surfaces feature alcohol-sensitive water-based varnish
Avoid cleaning agents containing benzene or high-concentration alcohol solutions
Reapply varnish to discolored indoor sauna surfaces as needed
Our saunas are backed by a reliable warranty for your peace of mind. We provide a 1-year warranty on heating components and a 3-year warranty on key structural parts. After the warranty period, we continue to support our customers with lifetime access to replacement parts at fair cost, helping ensure the long-term use and maintenance of your sauna.
For full details and complete warranty terms, please refer to our Warranty Policy.
We offer a 30-day return policy. Eligible items may be returned within 30 days of delivery if unused, in their original packaging, and in resellable condition. Standard returns may be subject to return shipping costs as well as handling and processing fees.
For full details, please see our Returns & Refunds Policy.
We’ve specialized in sauna manufacturing for decades. That deep, hands-on experience shows up in every detail—stable structures, clean joinery, quality woods, and finishes that hold up in real homes.
End-to-End Control
Because we design, source, build, and inspect in our own factory, we cut out middlemen and pass the savings on to you. You get genuine, competitive pricing without compromising on materials or build quality.
Quality You Can See—and Rely On
Every unit is tested before it ships. From precise panel fit to durable hardware and stable temperature control, our QC standards are designed for long service life and fewer hassles.
Customer-Led Refinement
We curate models carefully and iterate continuously based on real feedback—improving ergonomics, controls, assembly, and maintenance. That commitment has earned consistent praise from customers worldwide.
Fast Shipping in 2 working days
Factory-direct logistics shorten lead times and reduce handling. Your sauna arrives sooner within 7-14 days
After-Sales Support
Your purchase is backed by clear warranty coverage and responsive support from people who know the product inside out. We stock key components and provide straightforward troubleshooting, so help is easy to reach and repairs are simple when needed.choose HKXSC for factory-direct quality, innovative comfort, and service that stands behind every sauna.
HKXSC Sauna Proclaimed:
hkxsc-sauna.com is the only official factory direct site, purchases from others are not under our warranty, return policy or customer support.
What’s Included
Customers said this hybrid steam-infrared sauna offers "amazing temperature range" (165-180°F) with quality mahogany build and built-in speakers. Assembly takes 1-2 hours; comfortably fits 2-3 adults, though 4 can be cramped. Some noted door alignment issues and lack of written instructions. Praised for appearance and excellent customer service.
Quick shipping for sauna.
Delivered the day promised
Easy to put together
Everything worked
Works really well and gets hot quickly
My husband and I were a bit skeptical at first of these saunas because they are priced so affordable. We ordered the 704SH model and couldn't be happier!!! Shipping was quick and packaging was excellent. The sauna was easy to assemble and took about an hour.
We use it daily, and it gets really hot....we haven't even turned it to full temperature yet.
We are very happy with the sauna!
Sauna is amazing, came fast and customer service was amazing when I needed to contact them regarding the door handle!
Cost was right, construction wasn’t too hard, Sauna has worked perfectly for over a month with daily use. This is definitely worth it.
Even my wife says this Sauna has been one of our best investments. It’s easy to maintain and operate and has already become a part of our daily routine.
My wife and I have been searching for Saunas and were planning on just building one ourselves with the general cost being so high. Luckily, We ran across HKXSC over Christmas for a great deal and got a great Sauna for way cheaper than our build plan and significantly less that comparable Saunas.
We use the Sauna every day and love it. Building it did take 2 hours and is a little tricky since there aren’t any written instructions but it wasn’t too bad if you have some experience putting things together.
These Saunas are definitely worth it.
Great indoor steam sauna with a high quality mahogany build and excellent built-in speakers. I use the sauna 4 times a week and have noticed a huge difference. It comfortably fits 3 adults; 4 people can feel a bit crowded. Reaches between 165°F–180°F quickly which is more than enough for an intense, relaxing session. Customer service was excellent and very helpful with setup when I had a few minor hiccups during the build. Overall, for the price, this is a great home sauna for relaxation and recovery.
The sauna woks great. Easily getting to 180 degrees and 60% humidity...which is MORE than enough! Installation was very straightforward. I was able to do most of it by myself...one of the walls required a helper and the roof required 2 helpers. Customer service was needed a couple times as for some reason the heater got lost in transit, and I needed a couple questions answered. Although customer service can be a bit slow, they DO get back to you and they will bend over backward to help. The price was way better than competitors as well. Don't expext to get 4 adults in the unless you are shoulder to shoulder....
This sauna has an amazing temperature range and the combo steam-infrared is incredible - allows you to go to higher temperatures while preserving the benefits of the infrared sauna. It also roomy for its footprint.
The craftmanship is impecable and the assembly is as easy as it shows in the videos. I was able to assemble it in 1hr with the help of a friend.
The customer service and responsiveness is also a welcome experience. THe HKXSC team always responded to my queries within one day.
I have used this hybrid sauna room three times a week for a month. The room looks pretty when lit up and is very comfortable for one, ok for two, may be cramped for three, and the number 4 may have to stand by the door. Although it works to my expectations and fun to use as well, the workmanship can be improved. The opening and closing of the glass door are not smooth even I had levelled the base of the room before putting the walls up. The customer service is exceptional good. Very responsive and technically supportive. I was offered compensation for some cosmetic damage during shipment. In general, as far as right now, I highly recommend this hybrid sauna room.
I recently purchased a sauna and wanted to share my overwhelmingly positive experience. The delivery was incredibly swift, exceeding my expectations. Beyond the speed, I was impressed by the sauna's versatility; it's perfect for both solo relaxation and enjoying time with friends. The materials used in its construction are clearly high-quality, resulting in a robust and well-built unit.
The customer service was exceptional – responsive, helpful, and readily available to answer any questions I had throughout the entire process. Assembly was straightforward, and the instructions were clear and easy to follow. The sauna heats up remarkably quickly, reaching a comfortable and intensely warm temperature in a surprisingly short amount of time.
Initially, I considered the two-person model, but I'm so glad I opted for the four-person sauna instead. The extra space makes a significant difference in terms of comfort and overall enjoyment. If you're considering purchasing a sauna, I wholeheartedly recommend this model. My experience has been nothing short of fantastic, and I'm thoroughly enjoying this luxurious addition to my home. I couldn't be happier with my purchase.
Jeff
I have owned this sauna for a couple of weeks now and have only used it twice, but I absolutely love it. For the price, design and shipping speed, this was a great call. I was a bit hesitant at first and was looking to go with a more known brand like Almost Heaven or Sunray, but the support team here was able to answer and address all of my questions/concerns. I was able to get it up to 185(f) and pouring a bit of water on the stones I was leaving drenched. Install was very straightforward as well. I hope that with proper care the quality will hold up. Definitely happy with the purchase.
We’ve had our sauna for about two weeks now and have really enjoyed it. We have used it every night since we have gotten it. Assembly was very straightforward. The panel we received was in Celsius however, after reaching out to Customer Service we were immediately sent a replacement panel in Fahrenheit for no cost.
Absolutely love this sauna!
First, it's gorgeous! I wasn't expecting it to look so nice. All my neighbors have come over to see it and all give compliments how nice it looks outside.
I researched a lot of saunas before making the choice to get this one. I am beyond satisfied!! So relaxing! The smell of the wood is the best. Customer service is on point. The quality of this sauna is great. It will definitely last! Don’t hesitate because it’s worth it!
We are loving our new sauna. Easy to assemble. Attentive customer service. Very comfortable. Sleeping much better already. Very happy with purchase.
Just great
I’ve been using this sauna for a month, and it’s been a great addition to my wellness routine. The negative ions really make the air feel fresh, and I love the deep sweat it provides. My only complaint is that setup was a bit more complicated than expected, but once it’s up and running, it’s amazing. Definitely worth it if you’re patient with the assembly!
This sauna is absolutely amazing! The combination of steam and negative ions leaves me feeling rejuvenated after every session. It heats up quickly, and the design is sleek and easy to use. My skin has never looked better, and I sleep so much better after using it. Worth every penny—highly recommend!
This sauna is a game-changer for my self-care routine. The steam is soothing, and the negative ions create a refreshing atmosphere. It’s compact and doesn’t take up much space, which is a plus. The only reason I’m giving it 4 stars instead of 5 is that it takes a bit longer to heat up than I’d like. Otherwise, it’s a fantastic product.
The LED lighting and Bluetooth speaker function enhance the sauna experience. I love playing calming music while the soft lights create a tranquil environment. It's like having a personal spa retreat at home.
Does exactly what it says on the tin, takes about 30 minutes from cold start to destination, great quality, easy to assemble, love it.
This sauna was super easy to put together. Heats up quickly! I love the Bluetooth feature. I use it every single day!
Designed for Deeper Comfort
HKXSC steam saunas combines a negative-ion function and built-in 660nm red light to make every steam session feel fresher, less stuffy, and more deeply relaxing, for a more comfortable, more immersive sauna experience.
Breathe the Difference-Innovation Negative Ion Technology
HKXSC Sauna pioneers the use of Innovation Negative Ion Technology, bringing a refreshing new standard to the sauna experience,activates when water hits the stones, filling the cabin with fresh, clean air. Heat feels lighter, not heavy or closed-in, delivering a more natural, outdoor-fresh sauna experience.
Unmatched Quality, Direct from Manufacturer
Over 20 years of sauna craftsmanship. Precision and innovation in every build. Factory-direct pricing and a hassle-free warranty deliver lasting value and peace of mind.
Red Light Therapy — Heal/Glow/Perform
Exceptional red light boosts microcirculation, calms everyday inflammation, supports collagen renewal, and helps balance oil for clearer-looking skin, it leaves you smoother, calmer, and recovering faster.
Unmatched Relaxation: Red Light & Negative Ion Fusion
Based on our real-world testing, we clearly show the significant difference in negative ion levels between saunas and surrounding environment. This is why our saunas provide a more comfortable experience, without the usual stuffiness, and why most consumers choose us
Our industry-first Negative-Ion Synergy System takes sauna therapy to the next level by combining Red light technology with a powerful concentration of negative ions (78,000-100,000 ions/cm³). This unique system purifies the air by neutralizing pollutants and disrupting bacteria, while providing gentle warmth that boosts metabolism and reduces oxidative stress. Bring you a new benefits of a deep, refreshing sauna experience.
*Sauna for 1-2 persons generates 78,000 ions/cm³, sauna for 3-4 persons generates 100,000 ions/cm³
Activate Energy Flow in 10 Min, Sustain Vitality in 30 Min
Our steam sauna combines modern technology with negative ions for a therapeutic steam experience and the steam generated from heated volcanic rocks penetrates deeply, promoting blood circulation and enhancing overall health.
In just 10 minutes, the 65°C-80°C steam boosts blood flow by up to 40%, relieving tension and increasing energy. Negative ions further enhance relaxation, promoting calm and balance.
After 30 minutes, the steam improves oxygen flow, supports cellular regeneration, and aids detoxification. It gently stimulates your skin and tissues, offering a deep cleanse without the discomfort of dry heat, while cultivating vital energy.
Note: Sauna Stone made from natural volcanic stone. Rinse before use to remove any mineral dust.
Durability That Lasts a Lifetime
Fast Delivery & Installation (CA Warehouse)
If you’re located within 150 miles of our California warehouse (2910 Rubidoux Blvd, Jurupa Valley, CA 92509), our team can arrange direct delivery for a faster turnaround and optional paid installation.
FAQ
Need more help? Contact us anytime or find quick answers in HKXSC FAQs.