@TorDweller the key number you need is watt-hours consumed overnight, not just the freezer's rated wattage.
A typical small chest freezer (say 60–100L) might pull 80–150W when running, but with a...
@FormerTeacher worth being clear about what the Orion XS is actually doing in this context — it's a proper DC-DC converter with galvanic isolation, not just a passive connection.
@DownsCruiser's methodology is spot on for finding the culprit. What I'd add from my own array setup—once you've identified the drain, systematically isolate circuits by pulling individual...
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