Ascon MS3D Solar Pool Heating Controller Complete with Probes

Ascon MS3D automatic solar pool heating controller

The Ascon MS3D is a standalone, automated controller for solar pool heating. It uses pool and roof temperature probes to monitor temperatures and determine when to heat your pool relative to your preset temperature. Both probes are included.

Features and specifications

• Model: MS3D Multi Solar controller.
• Operation: Fully automated, standalone solar heating control.
• Temperature monitoring: Pool and roof probes included.
• Diagnostics: Self-diagnostic error display alerts you to detected problems.
• Maximum pump size: 1.5 HP.
• Warranty: 2 years.

Installation information

The pool temperature probe is positioned on the suction side of the solar pump. The existing installation specification calls for a 1/2-inch hole in the pipe. Refer to the MS3D manual for complete installation instructions and check your pump rating before purchase.

Frequently asked questions

Are the temperature probes included?

Yes. This complete MS3D controller includes the pool and roof temperature probes.

What size pump can the MS3D control?

The listed maximum pump size is 1.5 HP.

What does the self-diagnostic display do?

It displays errors when the controller detects a problem, helping with troubleshooting.

What warranty is included?

The MS3D controller has a 2-year warranty.

Manual, brochure and troubleshooting

• MS3D Solar Controller Manual
• MS3D Solar Controller Brochure
• MS3D Troubleshooting Guide

Installation video