Support

Water & Waste Water

Control Systems

Strantrol is a registered trademark of Siemens.

Startups

Want an expert to help get you going?

STELTEC and our technical sales reps can provide expert on-site start-up service for HL Series Controllers.

Troubleshooting

Having problems? We can help!

STELTEC provides technical support and troubleshooting for its own products, as well as legacy Strantrol® controllers.

Maintenance Products

We are a one-stop shop for your controller's consumable products. We carry replacement sensors, buffer solution, and sensor clean solution.

Repairs

Broken controller? Send it in.

We offer equipment diagnostics and repairs though our subsidiary, SL-Tech.

Please contact us for more information.