
SOLFEX Primos 250 Digital Solar Thermal Controller
- Intelligent system controller regulates system temperature and measures energy output
- Three temperature sensor inputs
- Compact unit with illuminated LCD display and easy push-button operation
- Data-logging and recording function with microSD card
- Holiday mode pumps cool liquid from the cylinder and pipework through the panels to cool them down and make sure they don’t overheat
- Anti-freeze protection pumps warm glycol from the cylinder through the system so it doesn’t drop below a set temperature
- Conviso software allows you to display stored data on your PC
SOLFEX Primos 250 Digital Solar Thermal Controller datasheet

SOLFEX Primos 600 Digital Solar Thermal Controller
- Intelligent system controller regulates system temperature and measures energy output
- Six temperature sensor inputs
- Can be used for systems split over east- and west-facing roofs, so that pumps control each set of panels at different rates
- Can be used with multiple hot water cylinders – for example, a separate thermal store for underfloor heating
- Compact unit with illuminated LCD display and easy push-button operation
- Data-logging and recording function with microSD card
- Holiday mode pumps cool liquid from the cylinder and pipework through the panels to cool them down and make sure they don’t overheat
- Anti-freeze protection pumps warm glycol from the cylinder through the system so it doesn’t drop below a set temperature
- Conviso software allows you to display stored data on your PC
SOLFEX Primos 600 Digital Solar Thermal Controller datasheet