Mr.Steam Pressure Reducing Valve
About This Part
Spa H2O Electronic Shower Valve
The SpaH2O electronic shower valve syncs seamlessly with the iSteamX control for meticulous management of the water flow to your shower. The SPAH2O is a thermostatic pressure-balancing valve with an electronic mixer CPU that is directly controlled by the iSteamX.
- The SpaH2O electronic shower valve offers 3 outputs
- Ships from the USA
- Secure checkout
- Lowest price guaranteed
About This Part
The Mr.Steam Pressure Reducing Valve is a genuine Mr.Steam replacement part, part #033-104198. It is an authentic Mr.Steam component stocked and shipped by Sauna Company USA, so you can repair your spa or hot tub with the correct OEM part rather than a generic substitute. Order part #033-104198 online with fast U.S. shipping, secure checkout, and support from our parts team, who can help confirm it is right for your equipment before you buy.
Browse more: All Mr.Steam parts
Technical Specifications
| Part Number | 033-104198 |
| Brand | Mr.Steam |
| Item Type | Part |
| Shipping Method | Standard parcel |
| Availability | In Stock |
Contact us to confirm compatibility with your specific model before ordering.
Installation Overview
Pump / valve installation — shut off water supply before starting. Check for drips after every connection.
- Close the water supply valve and drain any residual pressure from the line.
- Disconnect the power/signal wire to the pump or solenoid and cap it safely.
- Unthread the old component using the appropriate wrench; have a towel ready for residual water.
- Apply thread-seal tape to all threaded connections on the new component.
- Thread in the new component hand-tight, then 1–1.5 additional turns with a wrench.
- Reconnect wiring per the wiring diagram; restore water supply slowly.
- Check all joints for leaks; restore power and test operation.
Compatibility & System Requirements
This part is designed for use with:
- Mr.Steam Steam Shower Systems
- Mr.Steam Residential Steam Generators
Not sure if this fits your system? Contact us with your model number and we'll confirm before you order.
Frequently Asked Questions
Is this a genuine OEM part?
Yes. Sauna Company USA is an authorized dealer for Mr.Steam. All parts sold are genuine OEM components sourced directly from the manufacturer or authorized distributor, not aftermarket substitutes.
How do I confirm this fits my model?
Match the part number (SKU) on the product against the parts list in your equipment's owner manual, or locate the data plate on your unit and compare the model number to the compatibility table above. If unsure, contact us with your model number before ordering.
Can I return this part if it doesn't fit?
Parts & accessories are non-returnable once opened — incorrect parts cannot be resold as new. Please confirm compatibility before purchasing. We're happy to help identify the correct part for your system.
How long will shipping take?
Standard parcel orders ship within 1–2 business days. Estimated transit is 2–5 business days depending on your location. Expedited options are available at checkout.
Shipping & Delivery
Standard parcel shipping — ships within 1–2 business days via UPS or FedEx.
- Tracking number emailed when shipped.
- Estimated transit: 2–5 business days depending on destination.
- Expedited shipping options are available at checkout.
- Orders placed before 5pm ET on business days ship the same or next business day.
Canada: We ship this part to Canada too — shipping is calculated at checkout. Duties and taxes may apply at the border.
Questions about your order? Email info@saunacompanyusa.com or use our contact page.
Warranty & Returns Policy
Mr.Steam Manufacturer Warranty: LIMITED 2-YEAR WARRANTY (US & CANADA)
Returns: Parts & accessories are non-returnable once ordered. This policy exists because installed or opened components cannot be resold as new. Please verify compatibility thoroughly before purchasing — we're here to help.
Defective items: If your part arrives damaged or defective, contact us within 48 hours of delivery. We will arrange a replacement at no charge with proof of the defect (photos or video).
For warranty claims, visit our Warranty Claims page.