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Solar PV Gross vs NET output
I'm in the position of trying to sell my house and currently having an EPC certificate produced, the problem that I have here is that the MCS certificate for the solar array says I have a NET capacity (kW) of 3.82 and the EPC inspector is asking what my Gross capacity is which I don't know. What I have is 15 x 255W panels…
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solar panel installer recommendation West Sussex please
Hi We are looking at having solar panels installed and getting bogged down with all the information available We are a mid terrace house concrete tiled roof with the front of the house facing South east We are being advised we need 8 or 9 panels on the front of the roof due to difficulty accessing the back ( conservatory)…
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Considering more solar and a battery
I'm looking for some help/advice to help clarify my thinking - we are considering a battery and adding more solar. What we already have3.645kWp south facing solar array on a non-hybrid 3.0kW inverterAir Source Heat Pump for heating / hot water Current UsageThe current system was installed last June (so not yet a full…
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Solar panels - which orientation?
Hi My first ever post here. First of all thank you to all the very knowledgeable people who share their expertise here - I have learnt such a huge amount from previous posts and become more confident in choosing between quotes. I'm going for 15 x Eurener panels, Solar Edge inverter and Solar Edge battery. However, I have…
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Are solar panels worth it
Hi we’re thinking about solar panels. In the process of getting a quote from octopus and an Independant guy. pensioners, live in a bungalow. I’m disabled so home all day. Main problem is conservatory - 7mx 3m glass roof. A lovely space but very cold in winter - thought about warm roof but worried about light impact on…
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Solar Panel Company dissolved
Few years back I went up getting free solar panels. In the sense of I using whatever they producing at the minute and anything else that I don’t use goes back to grid and company take all profits in from feed in tarrif. However I just realise that company who have installed those panels have dissolved based on information…
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DNO output reduction
So our supplier (Light Renewables) quoted a 20 x 500w system across three aspects E/S/W) with 8kw inverter and applied to the DNO. Heard yesterday that they have said must be less than 8kw so options presented are:- 1. Drop to 6kw inverter and keep all panels as unlikely to clip given the three aspects. 2. Drop to 6kw and…
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Best value battery system?
I currently have a solax 3.6kw solar inverter, what's the best approach to add a battery to the system? Replace the inverter with hybrid or have an AC connected system? Is fogstar the best value at the moment, which inverter is preferred and do they have any wireless CTs?
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7.3 kW Bi Facial Rooftop Panels: ~7 year ROI: Fact OR fiction?
Updated system size is 7.3 kW at a total installed cost of £10K. Current ROI is forecast at 6.5 years. Hi there, I've recently been quoted for solar panels from 3 installers referred by Solarguide. My guidance to these companies was maximum solar power yield per panel for their proposals. The only company to recommend and…
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EVEC home charging unit
Has anyone got / had experience of the EVEC home charger? My PodPoint has finally given up after 8 years (solid red light) and I'm thinking of replacing it. I don't require a smart charger - and after reading some of the reports of their foibles on various forums - I don't really want one. TIA Dave F
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On-grid domestic battery storage
Hello! Right, as discussed elsewhere, battery storage for self generation (typically PV) is interesting (to some), and gathering momentum in the UK. So here's a thread to discuss it, and watch it develop. I've called it on-grid, as off-grid is so much more specialised. And domestic as commercial scale storage, or grid…
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5 vs 10 Solar Panels with Battery from Octopus – Advice Needed for Future EV & Heat Pump
Hi all, I’ve just received a solar PV quote from Octopus Energy and would really appreciate some advice from anyone with experience or knowledge in this area! Here’s what I’ve been offered: • Panels: 5 x 450W JA Solar panels (total 2.25 kW, south-facing, no shade) (25-year warranty) • Inverter: 5 x Enphase IQ8…
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Fitting Battery to Solar
I have 11.04 kWh of solar panels with a 10kWh Growatt MOD 10KTL3-XH (BP) inverter, fitted in November last year. Its on a a 3 phase domestic system and export agreed under G98. I am considering fitting a battery, mainly to reduce the impact of peak rate in winter. As I understand it, the inverter is battery ready, so its…
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Solar iboost system - being charged for 'free' hot water
This discussion was created from comments split from: Spare Solar - SOLiC 200 or Solar iboost - Thoughts?.
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Extended Inverter Warranties
Our PV system was recently commissioned and is working well. We paid an extra £250 to extend the inverter warranty from 10 years to 15 years. We have received an extended warranty certificate from the manufacturer (Growatt) saying that the warranty ends in June 2039. That's just over 14 years from installation. Growatt…
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Solar panels seem to have stopped working
I'm new to this - bought a house with panels recently and am busy with loads of other things. They definitely worked - the meter readings were going up and the red light was blinking (with the frequency indicating the power (small meter at the top). Recently I noticed that the readings don't change and the red light is…
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How "safe" are our inverters
Here's a headline from the Telegraph today: https://www.telegraph.co.uk/business/2025/05/15/chinese-kill-switches-found-in-us-solar-farms/ - from the article "The components found in the US included cellular radios capable of switching off the equipment remotely, raising serious concerns about grid security," So, are there…
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An objective assessment of SigEnergy Sigenstore
Refreshing to see pros and cons laid out in an objective manner here.
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Considering adding another battery - inverter options
Hi all, At the moment I've got 4.8 kW of solar, a Growatt SPH5000 hybrid inverter and 15 kWh Seplos battery. I'm on Octopus Go so almost all our imports are at the off peak rate (average cost of electricity imports are under 10p/kWh). I'd really like to add another Seplos battery kit to have more storage and set us up for…
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Solar panel and battery quandry
Good Afternoon. Today I was to have my Octopus Solar panels and Battery
installed. Unfortunately,
when the roofer (and all the materials turned up), he declared that the repair
to the felt under the roof tiles, was not satisfactory. He also said that
otherwise the roof was in good condition. I had discussed with some…
