From 1st November 2026 the EU customs charge on parcels from Norway is 5 EUR — a 3 EUR Customs Duty plus a 2 EUR...
OK... so we made a (minor) bummer on a design update of Pow-U. The fix is maybe not elegant, but it is easy!
Latest posts
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Changes in EU customs rules from 1st July and 1st November 2026Read more -
Transition to 15-minute pricing in the European electricity marketRead moreA significant change is due to be implemented in 2025 in the European electricity market: Prices will be set per...
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Assumed bug on Aidon meters with HAN-NVE interfaceRead moreWe assume this is a bug on Aidon smart meters with HAN-NVE interface (Norway, Sweden and possibly Finland).
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Kamstrup Omnipower scale errors on some parameters (known to happen in Sweden and Denmark)Read moreSome grid companies have increased the number of decimals on some parameters, here is how to update your device.
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Updating device over USB cable, simplified methodRead moreSome users experience difficulties using one of the Over-the-air (OTA) methods for firmware upgrade. We propose a...
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Kamstrup Omnipower HAN port not workingRead moreHow to cure the Kamstrup Omnipower meter hick-up (meter stops pushing data)
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Kamstrup Omnipower meters in Sweden: Which configuration should you choose?Read moreSwedish grid companies are moving from "HAN-NVE" configuration to "P1" configuration. Some grid companies allow their...
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L2 current not available!?Read moreSome users have noticed that the device is no longer reporting current on phase L2.
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Swedish customers and PostNord as "Tullombud"Read moreSwedish customers receiving our shipments via Postnord are mislead to think they have to pay customs fee and VAT....
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I have a Kaifa/Nuri meter, and my new Pow-U does not work!?Read more -
Pow-U and power savingRead moreIt took some efforts both in hardware and firmware to make an ESP32 run from HAN-port power only - and here are the consequences
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Integration with LoxoneRead moreLoxone is a Smartbuilding system used by professional installers, and eReitan Consulting has made available an integration for Pow-U / Pow-K / Pow-P1.
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Danmark / encryption keysRead moreHAN ports in Denmark are encrypted. How do you obtain the encryption keys?
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Vattenfall - opening the HAN portRead moreAndreas in Sweden informed us on 26th Sep -22 that Vattenfall currently has a long backlog in handling incoming emails.
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Homey integrationRead morePål Andreassen has been kind to permit us to copy this from his Wiki (Norwegian language). Information from that blog was supplemented by screenshots made by an other kind customer.
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Video: How to install and configure your Pow-K+Read moreThis video walks you through the process of installing and configuring your new Pow-K+.
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Emergency factory resetRead moreYour device has become unresponsive for some reason. Is there some way to recover? Yes!