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Cruise Renewables

Battery Storage

Tesla Powerwall, GivEnergy, Fox ESS and more, integrated with your solar and smart tariff, scalable as your usage grows.

What we do

Battery storage is the piece that turns a mediocre solar system into a great one. Store surplus daytime generation, discharge through the evening, and on the right tariff, charge from the grid at off-peak rates for use at peak. We design the whole stack so it actually does what you hoped it would.

  • Tesla Powerwall 3 (hybrid inverter + battery in one unit).
  • GivEnergy, Fox ESS and SolaX stackable battery systems.
  • AC-coupled or DC-coupled depending on your existing kit.
  • Emergency backup configuration where the property and budget allow.
  • Time-of-use optimisation for Octopus Flux, Intelligent and Cosy.
  • Monitoring app commissioning, you see generation, usage and battery state in real time.

Sizing a battery for the way you actually live

Battery sizing gets pitched at customers as 'match your solar' or 'match your evening consumption', and both miss the point. The right way is to look at your half-hourly data, which smart meters now provide, and size for the worst week of winter, when generation is near zero and you're relying on time-of-use tariffs to charge overnight and discharge through the peak.

For most UK households that lands on 10–15 kWh of usable capacity. More is wasted capital; less means you're importing at peak rates on the worst days. We'd rather specify 13.5 kWh and get it right than sell you 27 kWh and call it 'future-proofing' for a future that never arrives.

On hardware: Tesla Powerwall 3 integrates inverter and battery in one unit with a 13.5 kWh core, clean, well-designed, firmware mature. GivEnergy's All-in-One series is a strong UK alternative with good local support and stackable expansion. Fox ESS appeals where the customer wants a three-phase solution. We fit all three. Backup capability during power cuts is available on Powerwall 3 and some GivEnergy configurations, if that matters to you, say so up front because it changes the install.

Sizing a battery for the way you actually live

What you get

Integrated

Battery, inverter and monitoring all talking to each other from day one.

Optimised

Tariff logic configured so the battery buys and sells at the right times.

Scalable

Stack more capacity later, we don't lock you into today's kWh.

Related services

Enquire about battery storage

Tell us about your project, we'll come back the same working day.

Direct line

Phone · 01293 660522
Office · Regus, Manor Royal, Crawley
Hours · Mon–Fri · 08:00–17:00

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