Sorry, this product cannot be purchased. Controller PS2 4000 Pump Controller, DataModule, Programmable, Solar (PV)/Battery Operation used with ecdrive 4000 Part# 07-000540 SKU: 07-000540 Category: Lorentz Parts Description Additional information Description Additional information Weight 6.1 kg Related products Pump HR04H-2 Pump end HR helical rotor 10 – 20 deg C part# 12-000510 Pump HR10-1 Pump end HR helical rotor 0 – 10 deg C part# 12-001100 Mainboard replacement PS 200 Controller Part# 35-000430 Pump HR23-2 Pump end HR helical rotor 10 – 20 deg C part# 12-001710