OpenPPG SP140 Updater

Upgrade firmware on your OpenPPG device via USB

SP140 V3 Firmware Installer

Before you update
  1. Connect the SP140 controller with a data-capable USB-C cable.
  2. Use desktop Chrome or Edge and keep this page open for WebSerial access.
  3. Disconnect the main battery pack—only USB power should stay attached.
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Latest • v7.2 RC1

What’s new

Improved diagnostics and smoother throttle response

  • New variometer display show altitude changes.
  • Display BMS, ESC, and internal notifications for warnings and critical alerts.
  • Enhanced throttle smoothing especially for chill mode.
Read the full release notes
Released September 16, 2025
Need help?

Trouble connecting or seeing errors? Jump into the docs below.