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Last seen: Apr 21, 2026
@benson Just had a quick look at the source code for the svenar and these might get you on the right track. In Home Assistant go to settings, de...
@benson I would also recommend the EMONCMS add on if you aren’t already using it. Speak to the Geek did a good tutorial on how to set it up;
@benson best advice I can give is look at the entities you find useful then copy and paste them into a text file then create a new dashboard and play ...
The issue with the Grant is that you have to wire directly into the PCB on the ASHP both for the modbus connection and the dry contact switches so I h...
@mphb I have built a custom integration that exposes 245 entities on my Grant Aerona3 I currently use the Waveshare modbus to eth POE Module B to cont...
@cathoderay i will have to take a look at that, tbh as I am already deep into the home assistant (regrown virginity) ecosphere it is just as easy for ...
@cathoderay I currently have a waveshare POE modbus to ethernet adapter connected to the ashp modbus that i control via home assistant and a couple of...
Alas it wasn’t to be! So much potential but so little firmware! After struggling for three days I just couldn’t get this thing to work, I even went do...
I think I have found “The One!” Waveshare ESP32-S3-POE-ETH-8DI-8RO(PoE Network Port), Industrial 8-Ch ESP32-S3 WiFi Relay Module:
@benson It is a shame, I was looking at these when I was building my monitoring system, but absolutely no response as a layperson. I am looking at may...
@benson I have gone down the Home Assistant and waveshare modbus to ethernet adapter route for my Grant Aerona3, I have posted an integration on githu...
Latest Posts
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RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
Every manufacture has a guide and service list...
By ASHP-BOBBA , 34 minutes ago
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RE: Summer usage. Why is my Vaillant Aerotherm using so much energy on "heating"?
I don’t know how the Aerotherm works so can’t comment o...
By AndrewJ , 51 minutes ago
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Its good kit the Midea and significantly cheaper, you w...
By ASHP-BOBBA , 3 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
Have you tried cutting the grid feed to see what actual...
By JamesPa , 3 hours ago
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Contractors pack for inta antifreeze valves are around ...
By ASHP-BOBBA , 3 hours ago
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RE: Renewables & Heat Pumps in the News
Critics and naysayers will be negative whatever the gov...
By JamesPa , 3 hours ago
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RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 13 hours ago
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RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 14 hours ago
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There are just too many unknowns for me to comment on p...
By Transparent , 16 hours ago
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RE: What is the main ‘dictator’ of Agile’s unit price?
@toodles I keep an eye on wholesale prices and energy m...
By ChandyKris , 17 hours ago
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RE: Brand and installer questions for ASHP
Strange, perhaps it doesnt use modbus which the third p...
By JamesPa , 19 hours ago
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RE: Upgrading my system, how far do I go?
For comparison, my PW3 with 11.04kW inverter, will char...
By Old_Scientist , 21 hours ago
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RE: Changes to Tesla Powerwall Charging Regime?
Elon gate - legendary! I take my hat off to you @toodle...
By Old_Scientist , 1 day ago
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RE: Mitsubishi Ecodan not good enough ?
Thanks @goody, appreciate the feedback and sorry you ha...
By marcexec , 2 days ago
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RE: Minimum and Zero Disrupt Heat Pump Installations
True (first sentence) Thats the reason to consider th...
By JamesPa , 2 days ago
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RE: High air source heat pump running costs – Vaillant AroTherm Plus
Quite right. I was using a rough guesstimate of doublin...
By Majordennisbloodnok , 2 days ago
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RE: My Grant R290 9kW Heat Pump Installation
Again, really don't know how accurate this is! &nb...
By petch , 2 days ago
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RE: MCS Quality Audit – Has Anyone Had One? Did It Lead to Remediation?
@toodles The whole scheme is a shocking waste of money....
By Papahuhu , 3 days ago
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RE: Anyone concerned about GivEnergy?
Many thanks for your, and the subsequent, answers tk qu...
By KevH , 3 days ago
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RE: DIY or Don’t Touch? Solarman Smart Meter Install
Yes, and these guys would probably be my preferred inst...
By Batpred , 3 days ago
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RE: Hot water tank lose heat rapidly on random days
@jamespa Hopefully their reasons are well intended! ...
By Bash , 3 days ago
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RE: Ecoflow UK Support & Info Thread
As mentioned above, we’ve got our full review of the Ec...
By Mars , 3 days ago
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RE: Say hello and introduce yourself
@sonosppp welcome to the forums. I see you've posted in...
By Mars , 4 days ago
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RE: Guidance with installing a new heating system
@bobflux Great, thanks for the advice. The pipe has an ...
By Hamilton , 4 days ago
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RE: Daikin Altherma 3 LT compressor longevity question
@optimistic-optimiser I have has a Daikin for a few yea...
By madsid , 5 days ago
