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Home > Plugs > ZEN25 Double Plug (Discontinued) > ZEN25 S2 Double Plug Change Log
ZEN25 S2 Double Plug Change Log
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This is product is discontinued and replaced with the ZEN04 or ZEN15. What does that mean?

Here is a list of updates we made to the ZEN25 model so far.

VER. 1.0 (released 2/2019)

Original release.

  • Power monitoring for both outlets, on/off reports from USB port

Firmware: 1.0

  • S2 security, on/off status recovery after power failure, OTA firmware updates, auto-inclusion

VER. 2.0

Firmware: 2.0

  • Reduced USB port on/off and power monitor reporting frequency to 30 seconds minimum
  • Added an option to disable power monitoring from outlets and/or reports from the USB port

Firmware: 2.10 (released 4/2023 as OTA)

  • Addressed issues with reporting when outlets are triggered via physical button when Double Switch is added with S2U security on select platforms.
  • Addressed issues with secure inclusion that affected the metering reports on select platforms.


The ZEN25 Double Plug can be updated via OTA firmware updates, here is how to do that. Once you register your product and create an account in our support portal, you'll be able to access all firmware files here. Questions? Feel free to reach out to our customer service team, we reply 7 days a week!

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