Grundfos UPM3 Hybrid 25/70 Pump, 180 mm, for S1, S2 without controller control: ON/OFF (Δp-c / Δp-v / I, II, III), PWM-C (solar), PWM-A (heating), no cables in stock Detail Code: 16505
Wilo Para ST 25/6 IPWM2 M Pump, 180 mm, no cables, for S1, S2 w. controller control: iPWM2 (solar) + info on flowrate, no cables in stock Detail Code: 17056
Wilo Para ST 25/7 iPWM2 - 130 - 6/4" Pump, Molex control: iPWM2 (solar) + info on flowrate, no cables On request Detail Code: 19413
