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RS232 Firmware- S02T18
RS485 Firmware- Z02T17
You can download the RS232 firmware and changelog through our EG4 Website. Under the Firmware Tab. (File will be under Firmware-Z02T17)
EG4® WallMount All Weather - EG4 Electronics
Posted : January 7, 2026 7:20 pm
where is the changelog?
Posted : January 8, 2026 5:12 pm
Where's the firmware release notes for RS485 Z02T17 ??? Not in the zip file.
Posted : July 24, 2026 11:20 am
Never mind, that's not the latest release anyway.
Any chance you can point at the latest release of both RS232 and RS485 complete with release notes? It's a treasure hunt every time to find the latest of everything.
Posted : July 24, 2026 1:01 pm
Topic starter
@wpns
If you are referring to the All-weather WallMount batteries, the latest firmware is S02T25 for the RS232 and Z02T30 for RS485.
You can find then with the changelog on our website.
EG4® WallMount All-Weather Firmware
Posted : July 24, 2026 7:09 pm
