Sorry, this product cannot be purchased. Pump HR03H-4 Pump end HR helical rotor 30 – 40 deg C part# 12-000050 SKU: 12-000050 Category: Lorentz Parts Additional information Additional information Weight 4.5 kg Related products Pump HR23-2 Pump end HR helical rotor 10 – 20 deg C part# 12-001710 Controller PS2 200 Pump Controller, DataModule, Programmable, Solar (PV)/Battery Operation used with ecdrive 200 Part# 07-000510 Pump HR14-4 Pump end HR helical rotor 30 – 40 deg C part# 12-001310 Pump HR07-3 Pump end HR helical rotor 20 – 30 deg C part# 12-000760