Solar regulator STDC V3 (Galmet, hevalex)

controller for controlling solar systems such as Galmet, hevalex, and similar solar systems, efficient operation of solar systems, regulation of solar pump revolutions, three-sensor controller for use with solar systems with one collector field and one consumer, PWM output 0-10V for low-energy pumps, 2 pcs of Pt sensors 1000 simple operation, clear graphic display weight 0.575 kg Price €140 I will also send cash on delivery upon agreement 0948070633