Ascon MS3D-UD Multi Solar Controller C1002 for Pool & Spa Heating Pumps

86% of 100
Australias's most popular solar controller. Designed for trouble-free solar heating
Satisfaction Guaranteed
    • Satisfaction Guarantee: If you are not satisfied with a product for any reason, you are welcome to return it to us for a full refund or exchange within 30 days of the purchase date - even if you have used the product. Returns are free, and we will cover return shipping.
Pool Supplies & Equipment

Quality Pool & Spa Equipment

Our products have been selected because of their quality and we are confident that you will be pleased with your purchase.

Best warranties and support

Renowned Brands

We only supply products from renowned brands that offer comprehensive manufacturer's warranties and offer service and support.

Worry-free purchases

30 Days Satisfaction Guarantee

You are welcome to return any product for a refund or exchange. See terms below.


Free, Easy Returns

Returns are free, there are no fees. We also make sure returns are easy to organize and processed promptly.

Satisfaction Guarantee

We stock quality pool and spa equipment and supplies from the most renowned manufactures in Australia and the world and we are confident that you will be very pleased with your purchase. If for any reason you are not satisfied with a product, you are welcome to return it to us for a refund or exchange within 30 days of the purchase date. The refund will be issued to the full amount paid for the product including shipping.


  • You must contact us within 30 days of the date of purchase.
  • The product must be returned in good conditions.
  • Products damaged because of incorrect use, negligence or misuse will not be accepted.
  • All components, accessories and original packaging must be returned.
  • A copy of the original receipt must be included with the return.
  • Products must be shipped or returned to our Penrith NSW warehouse using a pre-paid label we will supply.

If you have any questions about our return policy, please contact us on 1300 766 619 or through our "contact us" form.

How to return a product

For more details including the steps required to return a product click here

Feefo independent product rating
In stock
DigiCert Seal

Ascon Multi-Solar MS3D-UD controller is Australia’s most popular solar controller. It has been designed to achieve totally trouble-free sun heating.

MS3D-UD does not need a Roof Sensor making it much easier to install and maintain.

Installation is easy: the Up sensor is to be installed in the pipe that goes to the roof, and the Down sensor in the one that goes down.


  • Easy to Operate
  • Attractive Design
  • Durable, UV stabilized, extra thick wire
  • Tropical and winter modes 
  • Return Line Sensor.
  • In-built time clock
  • Delayed Startup
  • Ability to override the controller
  • Easy to read LED display
  • Battery Back Up
  • Made in Australia by Ascon (Associated Controls)
  • 2 Years Warranty


More Information
Warranty2 Years
BrandAssociated Controls
ModelMS3D-UD Controller
Product TypeHeating Spares