Stiebel Eltron SOM 9 Plus (RESOL DeltaSol BX Plus) Solar Hot Water Controller

Stiebel Eltron SOM 9 Plus is a private label RESOL DeltaSol BX Plus. Differential temperature control with digital temperature display, programmable functions for solar domestic hot water systems and 10 selectable system layouts. 100-240 Volt operation. Control requires minimum of 2 sensors (5 are included) and will accept up to 8 sensors. There are four semiconductor outputs and one relay output for pumps or valves, as well as one output for VBUS data transfer. Equipped with a factory installed line cord.

Important!
This control will need to be programmed for correct operation. If you need help in setting the parameters, or would like us to pre-program the control to your parameters before shipment, please let us know.

Specific Part Return Information
Electronic items and solar controllers are not eligible for returns. Defective units will be exchanged according to the terms of the manufacturer's warranty.

Sun Source SKU: CD-0090
Stiebel Eltron Part: 11209790