🏡 Rose Cottage Case Study · Solar refreshed hourly · Ledger regenerated every morning

Live solar, hot water & thermal storage report

Ledger through — · report generated —

A real 16.08 kWp solar array (Enphase North/South/Garage + the original Sonnen system) feeding a Sunamp thermal battery, tracked live. This page shows current solar output by array, plus exactly how much of Rose Cottage's hot water demand solar covers before any grid (Octopus overnight) top-up is needed.

Solar right now · refreshed hourly · —

16.08 kWp array (22×510W IC8HC + 12×405W Viridian)

6kW export limit

Sunamp 300e thermal store

Myenergi Eddi diverter

Daily hot water demand (kWh)

Day (solar) vs night (Octopus) mix

Cost vs solar offset (£)

Night (Octopus) usage %

This week vs 30-day average

Key insights

Sources: solar strip from Homey (Enphase Envoy + Main Roof/Garage CT clamps + sonnenBatterie integration + Octopus smart meter), refreshed hourly. Hot-water ledger below from the day/night ledger (Homey → eddi meter, Octopus overnight rate 6.9p/kWh), regenerated each morning.
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