Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Jul 17, 2026
aliexpress seems to have even better options. Personally I only used it for lower value items and had no issues.
Please post new links, it will help others. The ones I posted are business sellers. Ebay keeps the links available until the stock sells. Sometimes...
I had heard the same. Perhaps it was an initial requirement the DNOs insisted on (some apparently even claim that an earth connection is not part of t...
Fogstar sell ready made kits for over £2k. The ebay links I shared are ready made batteries from the UK for £1k. They have been beaten already in th...
@swwils I agree, paying more for Frogstar does not guarantee the firmware on the BMS will work smoothly. Whenever I had issues, their answer was...
It makes sense to try to have a single consumer unit. One thing to consider you are looking to have circuits running during mains failure, is that tha...
I am now considering adding a second battery to my setup. The Solis has a RS485 Port Connection. They say "if a 3rd party external device or contro...
I love diagrams. Even if more detailed, they would never be really right. Still, they make a huge difference to ground a discussion on the key aspect...
Two reasons I would not buy Fogstar: - the support that they provided meant that I had to contact the BMS manufacturer, etc. I am not happy with the...
@transparent My goal is for the inverter to charge and discharge the various batteries to serve the loads of the house (with a low energy bill). ...
According to earlier posts, Fogstar is now using another BMS.
In terms of options for ready to use batteries, I saw the following on ebay: - one going for £1000: Solar Energy 15kWh Home Storage Battery for So...
- 26 Forums
- 2,716 Topics
- 63.6 K Posts
- 728 Online
- 7,116 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
It sounds like a mis-sell then if that was not declared...
By JamesPa , 5 minutes ago
-
RE: Indevolt Batteries UK Support & Info Thread
Those are very good questions and indeed ones I was ask...
By JamesPa , 52 minutes ago
-
For cooling a whole building, or even a big room with l...
By EtchedPixels , 1 hour ago
-
RE: Comms and power cabling to outside unit
@old_scientist 100%, the cover is for warrantied unit...
By Papahuhu , 2 hours ago
-
I don't remember the manufacturer name, but I saw simil...
By bobflux , 4 hours ago
-
RE: Weather compensated secondary circuits with Biomass
UFH is ideal to get max efficiency with a heat pump, bu...
By bobflux , 4 hours ago
-
RE: Vaillant Arotherm Pro vs new Plus
when our system was installed in September 2 years ago ...
By Judith , 19 hours ago
-
RE: Rate the quality of your heat pump design and installation
I had a Heat Geek lead install by Green Heat Norfolk. T...
By Orlando , 1 day ago
-
RE: Mitsubishi Ecodan FTC6 settings
While @F1p's dongles are great, the FTC can do this its...
By RobS , 2 days ago
-
RE: Samsung heat pump - data cable issue
If it's a data cable, current will be minuscule, voltag...
By bobflux , 2 days ago
-
RE: MCS Quality Audit – Has Anyone Had One? Did It Lead to Remediation?
I got hit with an RHI audit in 2022. It was far from c...
By Abernyte , 2 days ago
-
RE: Electricity price predictions
@papahuhu Groucho Marx had something to say about no...
By Toodles , 2 days ago
-
RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@jamespa haha very true, although the engineer yesterda...
By swwils , 2 days ago
-
RE: What a difference a few degrees make.
Wow. Having accepted the challenge, I ran the cold tap ...
By Old_Scientist , 3 days ago



