... water heater part temperature controller &separate solar water heater system work station &solar water heater's solar controller& temperature regulator controller& solar water heater ... pumps, every power ≤600W6. Power of auxiliary electrical booster≤2000Wstandard collocation, ≤3000Wnot standard, selection available7. ... ≤1058. Outputs: 5 outputs, one for electrical booster, 4 for circulation pump (or 3 ...