The Powermaster digital spa control is a direct replacement for the spa controls sold by Fourwinds Spas.

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Spa Heating System
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Digital Controls
Pneumatic Controls
Top Side Controls
Spa Packs
Spa Pumps
Circulating Spa Pump
Chlorine/Ozone Generator
Spa Blowers
Powermaster Digital Spa Control
Acura Spa Systems can rejuvenate your old Fourwinds Spas with new reliable control, heater and pump manufacturer direct, free freight with no middleman! Call us today for free advice on how to retrofit your existing control and heater in Fourwinds Spas with our energy efficient digital control. Our patented Megatrol Titanium Heater is 100% submerged in the spa water and comes with 5 years no-fault warranty. Our knowledgeable spa technicians can get you back in hot water so you can enjoy your old Fourwinds Spas hot tub. Stop purchasing parts separately through local dealers and stop spending money on expensive spa repairs. Simply change the complete control and heater and enjoy your rejuvenated Fourwinds Spas with a new digital pack from Acura Spa Systems, Inc.
Spa Ozonator
Spa Massagers
Spa Heaters
Digital Boards
Spa Pump Motors
Electrical Components
Plumbing Components
General Part List
Why pay retail??? Buy manufacturer direct and save!!!!
We are the only spa control manufacturer to sell direct to the public at affordable prices. All other hot tub control manufacturers have to sell through the standard sales channel, from spa manufacturer, to dealer, to distributer, to service people, and finally to the consumer at high cost. Only with Acura Spa Systems, Inc., consumers can purchase brand new, reliable, top quality hot tub controls, factory direct with free freight and no middle man.
We can properly control your Fourwinds Spas hot tub.
Our hot tub controls can power virtually any portable spa! Simply verify dimensions for direct drop-in replacement in your spa. We carry all materials in stock. Since 1987, we have powered over 500,000 hot tubs of different names and brands. We can also power yours.
Call us for any technical questions, 951-684-6667 x.223
Knowledge and experience you can trust.
Unlike other spa suppliers whose knowledge is just marketing talk, our knowledge is powered by 17 Patents and over 25 years of experience in designing hot tubs and hot tub components.
Energy Efficiency:
Click to see the test performed at California Polytechnic University, San Luis Obispo for compliance to Title 20 as required by the California Energy Commission (C.E.C.). We supplied the control, heater, motor cooler and pump for letter "V" spa.
For safety:
All Acura Spa Systems controls and heaters have been tested and certified for public safety by ETL. Our spa controls and packs are tested and certified for CE and IEC requirements for hot tubs and spas. Just hire an electrician to do all hot tub work per NEC requirements and UL 1563.
Free Freight* We Will Beat Any Competitor's Price!**

Model Number: PM50SP2H4O1 - Fully Convertible, Includes Heater starting at


Power Master Digital Spa Controller
Dimensions: L=13.125" x H=13.75" x D=3.50"
(Heater Manifold Length:
For H3, H4 and H5 Heaters, SS Flange-to-Flange=15"
For DH5 11kW Heater, SS Flange-to-Flange=22")
G.F.C.I. Optional
[Fig. A]
PM5010 Digital Spa Side Control
W=4.550" x L=9.75"

PM3002 Digital Spa Side Control
W=3.250" x L=7.250"

MN2000-X Auxiliary Digital Spa Side Control
W=2.060" x L=4.510"
MN2000 Digital Spa Side Control
W=2.060" x L=4.510"
HL2000 Digital Spa Side Control
W=2.500" x L=5.600"
PM7000 Digital Spa Side Control
W=3.00" x L=6.50"
PM6000 Digital Spa Side Control
W=3.500" x L=9.000"
Place Your Order By Selecting Options From The Table Below:
1. Choose your options from the table below. 2. Verify the model description.
3. Change the quantity (if needed). 4. Click 'Add to Order' button below the quantity.
5. Click 'View Order' button to check and submit your order.


Throughout the years, Acura Spa Systems has supplied reliable spa packs to spas sold by Islander Spas, Sequoia Spas, LifeSpas, Thermospas, Sunbelt Spas, Phoenix Spas, Diamante Spas, Catalina Spas, Turbo Spas, Sensation Spas... and many other spa distributors and manufacturers. Many aftermarket spas have also been rejuvenated with our new hot tub controls. For most, our hot tub controls were a direct replacement for spa packs made by Balboa, Gecko, Hydroquip, ACC, Spa Builders, United Spas and other spa control manufacturers. If you need help to properly select the right spa control for your spa application, please do not hesitate to contact our knowledgeable and friendly technical department at 951-684-6667 ext. 223.

The Power Master Hot Tub Digital Control we proudly offer today represents years of research and experience in manufacturing spa controls and hot tub controls for the spa industry. Years ago, we set out to design and manufacture reliable, inexpensive and easy-to-use spa digital controls and hot tub digital controls. We have achieved these goals and gone far beyond them in all our products. Our Smart Touch Hot Tub Digital Controls offers features unmatched by any other spa system: Our hot tub control offers four Independent Filtration Cycles, Freeze Guard, Temperature Calibration, Economy mode, Silent mode, Continuous Run Circulating Pump, Time Clock, Post Use Filtration, Auto Thermostat, Heater Cool Down Cycle, up to two heaters, up to four pumps (optional), a 3kW spa heater, a 4kW spa heater, a 5.5kW spa heater, an 8kW spa heater, an 11kW spa heater and many other features as well as internal troubleshooting.

Please make your proper Powermaster selections from Table 2 above. Be sure to check Table 3 above for additional accessories that you may need for your spa. All required electrical cords and harnesses must be ordered from Table 3 if needed.

  ETL Canada Logo
  CE Logo
  ETL United States
United States

All electrical work must be performed by a licensed electrician according to National Electrical Code and all local codes and regulations.
All plumbing work must meet I.A.P.M.O., UL 1563, and all local codes and regulations and must be performed by a licensed plumbing contractor.
All shipments are F.O.B. Riverside, California.

Direct manufacturer replacement for A.C.C. hot tub controls used on LifeSpas, Phoenix Spas, Sunbelt Spas, Diamente Spas, and Spa Mechanics.

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*Free Freight only for Fedex SmartPost shipping one-way in the USA. Other forms of shipping incur additional shipping costs.
**Beating competitor's price: We will meet or beat any competitor's written quotation for hardware of the same capability, such as: plumbing size, voltage, motor horsepower, motor 1 or 2-speed, heater length, safety test report, etc.

A $6 Handling charge is applied to all orders.
All products sold per our "Terms and Conditions" found in the "Support" section of our menu.