SFWC for Heat Interface Units

Fresh water controller for heat interface units with precise control for fast hot water valves and additional warm-keeping function for summer operation.




Inputs (24VAC/DC)

Outputs (24VAC/DC)


Menu Languages


SFWC for Heat Interface UnitsSFWC (24VAC/DC) for Heat Interface Units Wohnungsstationen
Sensor inputs PT100033
Sensor inputs for Grundfos VVX / VFS / RPS sensor11
Relay outputs 230V11
Outputs 0..10V or PWM signal
for speed control of high-efficiency pumps
12x 0-10V/PWM

1x PWM

Number of applications11
Statistics and graphic analysis of data memory
Flow based heat metering via Grundfos direct sensor (VFS)
Battery-backed Real Time Clock > 24h
Time and Temperature-controlled circulation pump switch
Anti-legionella function
Setup wizard
Discharge protection
Function control and error memory with date and time
Menu blocker
Power supply for universal voltage range (100…240VAC) and reduced standby consumption
Dimensions Height x Width x Depth in mm115 x 86 x 45115 x 86 x 45
Housing colourRAL 9003RAL 9003
Protection ClassIP40IP40
Mounting Hardware, Spare Fuse and User Manual


Previous versions:


PC Simulation

Virtual simulators of any SOREL controller are available free of charge for easy product trial, technical trainings or to facilitate your customer support.

Request Simu


Where to buy

Find your national SOREL contact person or the nearest SOREL retailer

Find contact person