eyePower Support

Documentation and software to support eyePower PDU can be downloaded from the tabs below.

These files are currently badged Bryant Unlimited until I get a chance to update them!

To get notified of firmware or software updates, please subscribe to the eyePower Support mailing list.

eyePower Documentation

Issued 6th November 2015.

The User Manual for eyePower Windows™ software version 1.92.27


Issued 20th November 2015.

The User Manual for eyePower TCP Config software version 1.0.37


Issued 1st February 2017.

The Technical Manual for eyePower Mains Distribution Units detailing the protocol used for Serial and optional TCP control.

Contains updated information relating to Relay firmware 1.4.3.

New in version 1.8

  • Details minor changes to the response string for relay processor commands 31H/32H/33H/34H/36H.
  • Correction to response to Display processor command 41H. Backup leakage now returns FFFF hex if single inlet unit.

New in version 1.9

  • Details changes to the response string for relay processor command 81H regarding 1-Wire sensor readings.

Issued 20th October 2014.

This document explains the Manufacturer’s recommended method for Electrical Safety Testing eyePower MDU and the reasons behind those recommendations.


A document detailing the features of the eyePower Mains Distribution Unit and associated Software.


How to install eyePower Windows™ software and set the options.


Details of the eyePower Mains Distribution Unit Web Browser Interface


Manual detailing how to perform a firmware update to the Relay and Display microcontrollers in an eyePower Mains Distribution Unit.


Manual detailing how to perform a firmware update to the optional Ethernet interface in an eyePower Mains Distribution Unit.


eyePower Software

Released 23rd November 2015.

A Windows™ program to allow configuration of an eyePower MDU over TCP rather than serial.

Update from earlier versions required for eyePower Mains Distribution Units with firmware version 1.4.3 and above.

This is the eyePower TCP Config Installation file for version 1.0.37 compressed into a Zip archive. Please extract the executable into a temporary directory and run it to install eyePower TCP Config onto your PC.

New in this version (previous release version 1.0.26)

  • Added tab to configure up to 16 x 1=Wire environmental sensors.
  • Various interface improvements and fixes.

Please click on the Help button in the program for more information.


Released 23th November 2015.

A Windows™ program to configure and control eyePower Mains Distribution Units through their serial port.

Update from earlier versions required for eyePower Mains Distribution Units with firmware version 1.4.3 and above.

This is the eyePower Installation file for version 1.92.27 compressed into a Zip archive. Please extract the executable into a temporary directory and run it to install eyePower onto your PC.

New in this version (previous release version 1.92.09)

  • Added tab to configure up to 16 x 1-Wire environmental sensors

Eyepower Discover Software allows a user to find eyePower Mains Distribution Units on the local network and then open it’s Web Browser Interface.

ENC Loader software is the bootloader to perform firmware updates to the optional eyePower MDU Ethernet interface.


Released 23th November 2015.

The firmware for the Display microcontroller in an eyePower MDU.

New in this version (previous release version 1.2.6)

  • Adds changes to OLED screens to display up to 16 x 1-Wire environmental sensors.
  • Minor changes to response to command 41H for backup leakage reading in single inlet unit.

This firmware will need to be uploaded using the eyePower Windows™ Software through the serial port.

Please note that once the 1.4.3 firmware revisions have been uploaded, you will need to update the eyePower Software and the eyePower TCP Config software if you use them to control/monitor the MDU.


Released 23rd November 2015.

The firmware for the Relay microcontroller in an eyePower MDU.

New in this version (previous release version 1.2.6)

  • Minor change to reply string for commands 31H/32H/33H/34H/36H. 1

See eyePower Technical Manual version 1.8 for detailed explanation.

This firmware will need to be uploaded using the eyePower Windows™ Software through the serial port.

  1. If you are using these commands from your own control software and you check the length of the response string before processing it, then you will need to amend your program to take into account the additional bytes.

Please note that once the 1.4.3 firmware revisions have been uploaded, you will need to update the eyePower Software and the eyePower TCP Config software if you use them to control/monitor the MDU.


Released 23rd November 2015.

The firmware for the Ethernet microcontroller in an eyePower MDU.

New in this version (previous release version 1.2.6)

  • Adds Dynamic display of up to 16 x 1-Wire environmental sensors.
  • Adds Min/Max tooltip display to environmental sensors.
  • Adds power factor tooltip display to channel readings.

You will need to download and install the ENC_Loader before you can bootload this firmware update.