Solar/battery circuit that feeds dubble sided tank leak detectors.
Apparantly no grid connection was possible near to the thanks !!
Solar panel is 60w
https://www.mobilenergy.nl/150-watt-zonnepaneel-12-volt-124x67-cm
Inverter 150W
https://www.bol.com/be/nl/p/energenie-auto-omvormer-12-230v-150w/9200000022698461/?bltgh=ncbdx6TlJ7tMQhQRuhNKQw.4_21.29.ProductTitle
Charge controller 30A ( it is to big for this application )
solartronics Laadregelaar 12 V/24 V blauw 20 A 30 A 40 A 50 A 60 A fotovoltaïsche zonne-laadregelaar zonne-energie PV (30 A) : Amazon.de: Zakelijk, industrie & wetenschap
Battery
Lead Acid Half tractie Battery
90Ah 12V