MPPT vs PWM Charge Controllers – Putting Extra Power Claims to the Test

We have previously conducted tests into whether or not MPPT charge controllers can really produce up to 30% more power under partially shaded or overcast conditions than PWM units as claimed by many manufacturers. We conducted our tests at 14.00 on the 17th of July 2013, facing one of Sunstores 80w monocrystalline solar panels directly […]

Off-Grid House

Progress Updates 13/9/16 WOW,! Looking back at the last post.. so much has changed. We now regularly install off-grid houses and power supplies using the Victron power supply along with solar, batteries and normally a backup generator. you can find more on this here: https://www.sunstore.co.uk/Off-Grid-Power/ We are now in a new unit/warehouse workshop. We have 5000sqft of […]