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Last seen: May 31, 2026
Our battery is almost charged now - It's had 2A continuously for 4 days, so about 200Ah going into each cell. Now they are fuller, discrepancies are ...
@chickenbig Neat install ! I've now seen a construction vid from Seplos of the 280L. They don't directly show the base while filling it with cel...
Cycling is pretty much always going to happen during mild weather. Heatpumps tend to only modulate down to 30% or so of their peak capability - and t...
The spec of the one I have is 100mOhms, and I can read on it the cap values it uses - they are 3x 6.3V 2200uF per channel. The total charge transferr...
I bought a Seplos Mason 280L kit. The instructions were not that great - I ended up "inventing" a couple of details that were not in the instructions...
@transparent Piccy as requested, a pic of a few cells showing active balancer attached with fuses. The fuses are actually 3.75A 75V self resetting...
This vid (off grid garage) talks about cell compression versus life. In a nutshell: you cannot stop cells expanding a mm or so when full- 300kg (3kN...
I did made a heat meter - I used the tsic716 sensor (tho the one you point at is a lot cheaper, and similar accuracy, which is great). I connected tw...
@Iancalderbank Your heatpump is likely to have a flow-return temperature of around 5degrees. So under most dhw circumstances, the tank will have be...
It's often the case that people crank up the thermostat as it gets colder outside. I think the most significant reason for this is that the external ...
That brown plastic box is our fibre to the home inlet box. It just seemed a bit neater to stick it in the old gas box. The gas used to go off to th...
We had our gas meter taken out by Octopus a few months ago. It’s a plastic pipe rising up, capped off with a metal cap. The bit ringed in red is the...
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Degrees of Separation
Latest Posts
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RE: Several AC coupled batteries
@etchedpixels Absolutely, I built mine as I assumed it ...
By Batpred , 1 hour ago
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@jamespa many thanks, definitely i will give the pre...
By ragtime27 , 1 hour ago
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I take the point about the scarcity of helium gas - tho...
By Billsp44 , 2 hours ago
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RE: Heat pump installation quotations
@jamespa I noticed that in the Heat Geek design consult...
By Batpred , 3 hours ago
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BUS uplift to 9k for off grid installs. I can't establish if new builds are specifically excluded.
Hi.The BUS grant for new self builds is pretty straight...
By jimseng , 10 hours ago
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Looking for installer in Somerset
Hi All I am looking for someone who can re quote for ...
By jimseng , 10 hours ago
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 11 hours ago
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RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
By Majordennisbloodnok , 13 hours ago
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RE: GivEnergy inverter tripping due to over-voltage?
@transparent it might be interesting to note the early ...
By Tim441 , 15 hours ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa these:
By AdamK , 21 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Vaillant arotherm plus 12kW. Installed March 2025. Ex...
By Harebell , 1 day ago
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RE: Load Shift and Lifestyle Shift Complete - our journey has ended, for now
Last year we managed a net nil cost. Exceeding all my h...
By Tim441 , 2 days ago
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RE: MCS 2.0 - Changes in January 2025
It strike's me that there's various improvements which ...
By Temperature_Gradient , 2 days ago
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