Carel WinLoad_3_37

Carel WinLoad 3.37 is an official Windows utility from CAREL S.p.A. designed to upload and download firmware and application files to CAREL HVAC/R controllers. It streamlines commissioning and service tasks by providing a guided workflow to select the target device, configure the communication interface, load the correct package, and transfer it with progress feedback and integrity checks.

Key features:

• Upload and download controller firmware and application packages
• Backup/restore functions where supported by the device
• Connection testing and basic device identification (model, version, bootloader)
• Support for CAREL programming interfaces over USB or serial (e.g., RS485/RS232), depending on the controller
• Transfer verification with clear progress and error reporting
• Simple, multilingual user interface

Typical uses:

• Commissioning new controllers with the correct application
• Field updates and maintenance
• Restoring or replacing controllers with a known-good program

Requirements:

• Windows PC
• A supported CAREL programming interface/cable suitable for the target controller
• The correct firmware/application package supplied by CAREL or the OEM

Notes:

• Always match the package to the exact controller model and version. Loading an incorrect file can render a device inoperable.
• Available functions and connectivity options may vary by controller family and security settings.

Carel WinLoad_3_37 is developed by Carel S.p.A.. The most popular version of this product among our users is 3.3. The name of the program executable file is WinLoad32.exe.