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Estimates use a 0.9 round-trip efficiency and 1 arbitrage cycle/day. Figures are indicative; a tailored quote confirms exact sizing and pricing.
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For grid-tied self-consumption, size to about 60% of your daily use. Off-grid, size to 1.5x your net daily use after solar. The calculator above maps the result to a concrete NovaBESS model.
Typically 6–12 years depending on peak/off-peak spread and cycles/day. Higher rate gaps and daily arbitrage shorten payback.
No. A battery also earns from peak/off-peak arbitrage and provides backup. Solar multiplies savings but is not required.
Yes. NovaBESS HomeStack modules parallel from 5 kWh up to 60 kWh, so you can start small and add later.
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