100% Australian Owned & Operated. Shipping Australia-wide & New Zealand from Vic, NSW, Qld, WA.


Spa Power 500 SP500 Controller Only - Upgrade from 54500 54500A

Tax included Shipping calculated at checkout.


SP500, 54500, 54500A controler with heater. This controller complete with latest MKII PCB, 1.5kW or 2.0kW heater, complete casing, and 40mm unions. 


  • 1.5kW uses standard 10A 3-pin plug (or can be hard-wired)
  • 2.0kW uses 15A 3-pin plug with larger Earth pin (or can be hard-wired)

Other SP500 / 54500 Parts:

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Generic
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information. Major Credit Cards, PayPal, ApplePay, GooglePay accepted.

  • Identifying Parts

    Before making a phone call, the fastest way to identify parts is to send photos of the Front, Back, Sides along with any Measurements.

    Use the Contact Us form to upload from a Phone, Tablet or Computer.

  • Technical Support

    For Technical Queries, please use the Contact Form. Please include as much information as possible.

    We also have a range of manuals available.

    Electrical & gas work must be performed by a licensed & experienced person.

  • Heater and Spa Parts - Australia's Biggest & Fastest Shipper of Spa Parts & Pool Heaters

    About Us

    100% Australian Owned & Operated. A real, physical store, with shipping from Vic, NSW, Qld, & WA.

    We carry more stock of spa parts & pool heaters and ship faster than anyone!

    Ex-employees of the biggest manufacturers and distributors, so we know what we're talking about!