ThermaSol PRO Series III — 8kW
Medium-room power.
Precision without compromise.
The ThermaSol PROIII-140 is designed for medium-sized residential steam rooms up to 140 cubic feet, offering increased output while maintaining exceptional precision and efficiency.
Built to provide steady, temperature-controlled steam for extended sessions, this 8kW generator ensures performance consistency from start to finish.
8kWPower Output
140Max Cu. Ft.
50ftInstall Range
∞Lifetime Warranty
Where precision engineering meets the ritual of steam.
Core Technologies
01 SmartSteam™ Precision Control
Balanced, Even Steam Delivery
SmartSteam™ technology continuously evaluates the steam room's internal environment, adjusting power output to maintain your selected temperature — without interruptions or fluctuations.
02 FastStart™ Rapid Steam
Steam in Seconds
Stainless steel split-tank construction isolates heating elements from the water feed, allowing FastStart™ to generate steam within seconds while improving energy efficiency and lifespan.
03 PowerFlush™ Self-Cleaning
Reduced Maintenance
The built-in PowerFlush™ system pressurizes the inner tank to dislodge sediment buildup, reducing maintenance requirements and protecting long-term performance.
04 Digital CAN Bus
50ft Installation Flexibility
Secure digital CAN bus communication between control and generator means flexible placement up to 50 feet from the shower without compromising performance.
The PRO Series III Difference
Professional grade.
Residential design.
Constructed from industrial-grade stainless steel, the PROIII-140 brings commercial-level durability home. Backed by a limited lifetime warranty, every component is built to last.
See It In Action
The PROIII-140 in action.
Watch how the PRO Series III delivers rapid startup and precise, consistent steam control throughout your session.
SmartSteam™ FastStart™ PowerFlush™ CAN Bus Stainless Steel
Technical Specifications
All Models
| Safety Valve | Pre-Plumbed |
| Width | 18" (45.7 cm) |
| Depth | 23" (58.4 cm) |
| Height | 14" (35.6 cm) |
| Input Voltage | 208–240 VAC, 1-Phase |
| Water Inlet | 3/8" Compression |
| Steam Outlet | 1/2" NPT |
| Drain Pan | 3/4" NPT |
PROIII-140
| Kilowatt Rating | 8.0 kW |
| Max Room Size | 140 cu. ft. |
| Max Amperage | 37 AMPS |
| Electrical Connection | NEMA 6-50P |
| Weight | 44 lbs (20 kg) |
| Warranty | Limited Lifetime |
Installation Note
Install with a qualified electrician and plumber on a dedicated circuit. Use water treatment in hard water areas to maximize PowerFlush™ efficiency.
Features
- Industrial grade stainless-steel construction
- SmartSteam™ for constant steam at a constant rate
- FastStart™ for steam in seconds, not minutes
- PowerFlush™ protects generator longevity
- Incoloy heating elements for corrosion resistance
- Split tank design for efficient steam production
- Stainless-steel drain pan for easy maintenance
- Two-way digital CAN bus technology
- 18"L × 23"W × 14"H
- Designed and built in the USA
- Limited lifetime warranty
What's Included
- Steam Shower Generator
- 208–240V Power Cord (under 11kW models)
- Stainless-Steel Drain Pan
- 3/8" Braided Stainless Steel Hose & Fitting
- In-Line Water Screen Kit
- Pre-Plumbed Safety Relief Valve
- Steamhead Housing & Cable Kit
- 50' CAN Bus Cable
- Installation Instructions
- Limited Lifetime Warranty
Control Kit Options
ThermaSol — Steam Control Systems
MicroTouch Control
Recessed, Square + Steam Head (Square)
$854
MicroTouch Control
Wall Mount, Round + Steam Head (Round)
$854
SignaTouch Control
Recessed, Black Trim + Steam Head (Square)
$1,411
SignaTouch Control
Wall Mount + Steam Head (Round)
$1,411
ThermaTouch2 7" Control
+ Steam Head (Square)
$2,093
ThermaTouch2 7" Control
+ Steam Head (Round)
$2,093
ThermaTouch2 10" Control
+ Steam Head (Square)
$2,394
ThermaTouch2 10" Control
+ Steam Head (Round)
$2,394
ThermaTouch2 15" Control
+ Steam Head (Square)
$2,846
ThermaTouch2 15" Control
+ Steam Head (Round)
$2,846
Order Confirmation
- Upon placing your order, you will receive a confirmation email. This means we have received your order in our system and pre-authorized your credit card for the purchase.
- Orders are processed between Monday – Friday.
- As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment.
- If your item is on backorder or unavailable, we will void the pre-authorization and reach out to you via email or phone with the choice of waiting or cancelling for a 100% refund.
- If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment.
- Signature is required for delivery of items for loss-prevention purposes.
Shipping Times
- We promise to do our best to get your order to you as soon as possible. We provide estimated shipping times on each product page.
- Once an order is dispatched, delivery is approximately 5 – 7 days.
- Order delays have proven to be unavoidable and outside of Biohacker Direct's control. While this might be frustrating, we ask you to please be patient and understanding with us in these tough times. We thank you for your business and appreciate your patience.
Refunds & Returns
- If you need to exchange your product, you may do so. Please note that as the customer, you are responsible for any shipping costs incurred during the return or exchange process.
- Not all orders are eligible for return once they have shipped. We source products directly from manufacturers, and if a manufacturer does not permit returns, we are unfortunately unable to offer one on their behalf.
- Return eligibility often varies on a case-by-case basis. Please contact us directly if you would like specific information regarding your brand or product.
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