|this is a Work In Progress document. For the time being, you should refer to the old NUT website library.|
All protocol information on this site is provided in the hope that it will be useful.
Some are officialy provided by the manufacturers, while others are the result of reverse engineering work.
However, UPS hardware is plentiful and varied. Test your software thoroughly, as these documents may not always reflect the reality within your equipment!
APC’s smart protocol - unofficial decoding work
Eaton Protocols Library - all official Eaton documents are here, including Powerware, MGE, …
Best Fortress protocol - for LI 520, 720, 1020, and 1420 models
SOLA/Best Power protocol (Phoenixtec) - courtesy of Invensys Energy Systems
MicroDowell UPS Serial Protocol v3.3.1 (PDF, 225KB)
MGE Protocols Library - all official MGE documents are here
ONEAC serial information - two scans
Opti-UPS protocol - more guesswork
All these document are officially provided by Powercom
PowerKinetics MiniCOL protocol - courtesy of PowerKinetics technical support
All these document are officially provided by Riello
USB Usage Tables for HID Power Devices (offsite PDF, 351K)
Megatec UPS Protocol