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Landis and Gyr E470 smart meter problem with Powerwall- Is this still an issue?


Taj
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We were on the point of placing an order for a storage battery(Powerwall 3) and extra solar panels. However, we have just discovered that around 2021 - 2024 there was an issue with this battery/gateway affecting the Landis and Gyr E470 grid meter which required a meter change. As we have this meter we may need to make other plans. We’re not inclined to have the meter changed having had previous “fitting” problems.

Does anyone know if this issue has been resolved or does it still require the meter changed? It also begs the question, do any other batteries or kit have similar issues?

Best answer by Tok_Charles-Spirit_Energy

Hi Taj,

 

Yes - certain models of the E470 do cause issues with Powerwall 3. Electricity companies are usually very proactive at swapping the meters for those looking to get Powerwall 3 installed.

 

I am not aware of other battery systems having this issue.

 

This is how to identify if your meter is affected...

 

Hope this helps!

 

Tok,

Spirit Energy

*edited by moderator*

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5 replies

Hi Taj,

 

Yes - certain models of the E470 do cause issues with Powerwall 3. Electricity companies are usually very proactive at swapping the meters for those looking to get Powerwall 3 installed.

 

I am not aware of other battery systems having this issue.

 

This is how to identify if your meter is affected...

 

Hope this helps!

 

Tok,

Spirit Energy

*edited by moderator*


Emmanuelle_OVO
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  • March 10, 2025

Does the above advice answer your question ​@Taj? 🙂


Taj
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Hello ​@Tok_Charles-Spirit_Energy ​@Emmanuelle_OVO, yes, thank you both. 
It’s just that I’m afflicted by this little devil on my shoulder, demanding to know why something that is legally required to be acurate can have a major vulnerability, and nobody is interested in finding out why. I wonder if attitudes would be different if the meter could be made to under read.

 


Peter E
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@Taj I would suggest that it's not that people are not interested in finding out why it's just that the information is probably not in the public domain. The way that the meter works will be the intellectual property of Landis+Gyr and they won't want to publish details of how they failed on this occasion. All mechanical equipment has tolerances and wear. All software has bugs. All designs have compatibility issues. On most occasions it doesn't have a significant (non-compliant) effect on the operation of the equipment or if it does it mostly goes unnoticed. If you feel strongly about the need to know you could always try an FOI request but you would have to establish grounds for doing that. I'm afraid life is like that. Most time stuff works. Occasionally it doesn't. We try to help out when it doesn't.


Blastoise186
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It is also worth noting that details of security vulnerabilities hardly ever get published until after the fix has rolled out - and even then there’s usually a time delay to allow folks to catch up first to keep them protected.

In some cases, the details never become public, which could be for various reasons such as some (or many) users not reacting to the fix, or because it’d expose something that must be kept out of sight indefinitely.

I’d argue that when it comes to meter issues of the type being discussed here, such info is best kept out of the public domain for similar reasons.


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