Some enterprise antivirus software may flag the USB driver installer as suspicious. Temporarily disable it or set an exception for the Grundfos folder.
Once the main software is installed, connect your Grundfos USB converter. Windows will try to auto-install drivers. If it fails, navigate to C:\Program Files (x86)\Grundfos\PC Tool\Drivers and manually run install_driver.exe . Grundfos Pc Tool E Products 15
| Feature | PC Tool E Products 15 | Grundfos GO App | | :--- | :--- | :--- | | | Deep parameterization, logging, firmware | Quick adjustments, commissioning | | Connectivity | Wired (USB) or permanent Modbus | Bluetooth (up to 20m) | | Data logging | Unlimited CSV export | Limited to screen captures | | Multi-pump sync | Yes (Cascade controller configuration) | Basic only | | Offline simulation | Yes (Full virtual pump) | No | | Cost | Free software (hardware ~$150) | Free app + BLE module (~$200) | Some enterprise antivirus software may flag the USB
Navigate to the official Grundfos Product Center (product-selection.grundfos.com). Under "Software & Downloads," search for "PC Tool E Products." Ensure you select the version that matches your pumps (typically v5.15 or later). Windows will try to auto-install drivers