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swwils
@swwils
Member
Estimable Member
Joined: Oct 2, 2025
Last seen: Apr 26, 2026
Profile Activity
Topics: 0 / Replies: 92
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Reply
RE: Octopus Cosy Heat Pump Owners & Discussion Thread

@kevh it's can be any reason really, they might just want every unit on the same hardware version to make things simple. There was a software update...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!

For anyone not familiar with this issue: there are two completely different types of noise with heat pumps, and they need to be understood separately....

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Octopus Cosy 12 Heat Pump Regret: Incredibly Loud, Poor Heating & Constant Hum - Help!

@hook Apparently REDS were known for unique sound profiles!

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Octopus Cosy Heat Pump Owners & Discussion Thread

@razz very bad ones yes, but I am waiting from contact from the Octopus tech team to share, its not something customers should have to do. I sent a...

3 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Octopus Cosy Heat Pump Owners & Discussion Thread

I did not hear back from the tech team. (Assume they are busy). But I have managed to solve my cosy noise issue by about 95%. I can now run it at ni...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Octopus Cosy Heat Pump Owners & Discussion Thread

@jamespa There is no reason the Cosy couldn't auto-balance, they control the pump and the smarts. All you would need to do is have some software durin...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: New Fogstar 15.5kWh upright solution

@transparent some inverters implementation of the various protocols is also broken too. At the end of the day these are all just uarts and serial, ...

4 months ago
Forum
Energy Storage
Reply
RE: New Fogstar 15.5kWh upright solution

@bash for the price I can't complain. The software isn't even that bad if you have ever interacted with a pylontech battery.

4 months ago
Forum
Energy Storage
Reply
RE: New Fogstar 15.5kWh upright solution

@bash I would buy from fogstar again having some kind of check on imported cells is important to me. 👍 I found their service excellent. Also...

4 months ago
Forum
Energy Storage
Reply
RE: New Fogstar 15.5kWh upright solution

@batpred the protocol can be a little different between various batteries BMS, the physical connection is the easy bit. It's possible to do, but you...

4 months ago
Forum
Energy Storage
Reply
RE: New Fogstar 15.5kWh upright solution

They all use a standard or derivative communication and you can convert between without much issue, I have an esp doing that on my setup because I als...

4 months ago
Forum
Energy Storage
Reply
RE: Octopus Cosy Heat Pump Owners & Discussion Thread

@andrewj they will release smarter controls, its been mentioned lots of times now.

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
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