The psychological shift @ValleyWanderer mentions is spot on. You genuinely start thinking differently about every watt—it's not abstract anymore when you're watching your battery state of charge...
The harsh reality is you can't really have it both ways with batteries. A 1000W inverter simply won't handle simultaneous kettle + microwave—you're looking at 3-4kW peak there, maybe more.
For a...
Proper good to see a qualified sparky in the fold, @PanelSteve. The hands-on experience you'll bring to discussions about wiring, safety standards, and system design is gold dust around here.
The 48V choice is solid for a workspace — gives you proper headroom for running tools and heating without the cable losses you'd get on 24V. How much battery capacity are you looking at?
You've hit on the real issue — I've been there with my narrowboat setup. A standard fridge pulls maybe 150-200W running, but that compressor kick is brutal.
Spot on thinking getting ahead of this early, Holly. Garden offices are genuinely one of the easiest off-grid wins because your load profile is so predictable — you're not running heating/cooling...
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