OEG KSW-E - Differential controller with 2 TF/PT sensors

Smart control for solar thermal systems

The OEG KSW-E differential controller is designed to efficiently manage solar thermal systems with hot water storage tanks.

User-friendly operation

The graphic interface and integrated start-up guide simplify setup and daily operation.

Built-in data logger

The integrated data logger records settings, system activity and temperature events for detailed monitoring.

Advanced protection functions

Frost and overheating protection help safeguard collectors and heat storage systems.

Anti-blocking pump function

The controller periodically activates pumps and valves to prevent stagnation during inactivity.

Simulation tool for diagnostics

Installers can test functions and analyse system behaviour using the built-in simulation tool.

Compact wall-mounted housing

The compact enclosure is designed for easy wall mounting in technical rooms and solar installations.

Support from Hewa

Benefit from technical expertise, fast delivery and a professional product range for solar installations.

Choose efficient solar control

Upgrade your solar thermal system with a controller focused on efficiency, safety and usability.