Sorry, this product cannot be purchased. HRE Retrofit Kit B Category: Lorentz Parts Description Description Adaptor to fit HRE Pump to HR Motor Part # 19-001830 Related products Controller PS2 200 Pump Controller, DataModule, Programmable, Solar (PV)/Battery Operation used with ecdrive 200 Part# 07-000510 Pump HR04H-1 Pump end HR helical rotor 0 – 10 deg C part# 12-000500 Pump HR05HL-4 Pump end HR helical rotor 30 – 40 deg C part# 12-000650 Pump HR07-1 Pump end HR helical rotor 0 – 10 deg C part# 12-000740