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Last seen: Jul 23, 2026
We have a Tesla Powerwall 3 and Samsung 12kW heat pump, and we are on the Octopus Cosy tariff. Our highest usage this winter was around 45kWh and we...
This is perfectly normal. The outdoor temp sensor on my Gen 6 is identical. Mine reads reasonably accurately, maybe slightly on the low side (~0.5C ...
I believe you will need a separate earth if considering island mode for off grid operation (in the event of a power cut), which will need to pass an i...
@sunandair we operate a very similar overnight setback with our Samsung ASHP using a 3rd party wireless programmable room thermostat. The heat pump ...
Welcome @mickamills We too have an oversized 12kW Samsung heat pump installed on the ECO4 scheme. We cannot run continuously until outside temps fa...
@caron I can confirm that the power usage of the PW3 is quite high, and I was initially quite shocked at how high. Others have noted similar in discus...
Looking at your figures, I'm guessing you'd ideally need around 13.5-15kW of usable charge as an absolute minimum for a tariff like Cosy. That higher ...
I agree, I'm equally predisposed to a cold sunny winter's day over a milder wet day. Financially it's cheaper too - we can produce 10-15kW on a decent...
Not all "Heat Pumps" are created equal. Some outdoor units contain the circulation pump(s), others do not. The Samsung outdoor units does not contain ...
Not necessarily. Some more expensive batteries (e.g, GivEnergy, Tesla) also give access to more lucrative tariffs (Intelligent Octopus Flux), so one c...
We have solar, batteries and ASHP. We use seasonal tariffs. In the summer We use Intelligent Octopus Flux (we generate more than we consume, thus ar...
Following this discussion with much interest. We operate a set back, as much by necessity of having an over-sized heat pump, but also due to my Scro...
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Latest Posts
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RE: Missing flow temperature in Heat Geek proposal
@jamespa Thanks, will do.
By sttpd1917 , 7 hours ago
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Heat of vaporization of water is 2.25 MJ/kg (0.625 kWh/...
By bobflux , 7 hours ago
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RE: Air to air bus grant installer anywhere
society and politics require things to be made more com...
By Batpred , 1 day ago
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RE: Advice on my Heat Pump Journey: Old Stone Built Detached Cottage
I would also look at an air/air install if you've got t...
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RE: Existing Solar Panel installation - structural roof calculation check
What will also happen is that they see that there is so...
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RE: Indevolt Batteries UK Support & Info Thread
@indevolt-tech can you please assist @blizzardgreen.
By Mars , 1 day ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
It's a great looking piece of kit and the 5kw is very q...
By avenir , 3 days ago
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RE: Vaillant Arotherm Pro vs new Plus
So with the dedicated Hager CU, flipping the big red bu...
By Batpred , 4 days ago
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Well I usually do it by feel, which is a slight problem...
By Transparent , 4 days ago
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@jeff I am well aware of the riskiness of such investme...
By Toodles , 4 days ago
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Fully understood and entirely reasonable! On the home ...
By JamesPa , 5 days ago
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RE: Electricity price predictions
So I am really having difficulty trying to work out wha...
By bontwoody , 5 days ago
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Ok Well almost certainly it could be used instead of ...
By JamesPa , 5 days ago
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RE: Samsung heat pump - data cable issue
Samsung reference it as "RS485 - COMM" in my manual. ...
By Old_Scientist , 5 days ago
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