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Backup power and battery storage.

A standby generator and an automatic transfer switch, sized from the building's load calculation. Batteries cover the short outages, and you decide what comes back first.

A standby generator on a pad beside a house at dusk, screened by planting, its disconnect mounted on the wall

The problem

The generator runs and half the house stays dark.

A generator sized by guesswork powers whichever circuits come first and stalls on the rest. You find that out during the storm. We size it from the building's load calculation and set the order circuits come back in, so you know what stays on before the next outage.

A generator, a switch and a battery.

A standby generator on a raised concrete pad against a white stucco wall, a clusia hedge beside it and palms beyond, its gas line and conduit entering at the side

Generator

A standby generator sized from the building's load calculation rather than its square footage.

Sized to the panel schedule.

A standby generator on its pad beside the house at dusk, the transfer switch in a gray box on the wall above the conduit that runs down to it

Transfer switch

An automatic switch, so the changeover happens whether anyone is in the building or not. Going back to grid power is automatic too.

Wired and tested with the panel.

Two wall mounted home batteries and an inverter on a garage wall, conduit running to the panel and a small gateway box beside it

Battery storage

Batteries and inverters that carry the short outages, so the generator does not start for every one. It charges them when it does run.

Set up with the order circuits come back in.

Sized, wired, then proven.

01

Load calculation

What the building actually draws, including what has to stay live.

02

Sizing

Generator, switch and battery sized from that number.

03

Install

Set, wired and connected with the panel work.

04

Priorities

The order circuits come back in, agreed with you.

05

Proving

Tested under a simulated outage, not signed off on paper.

Common questions

From the building's load calculation, including whatever has to stay live on standby. It is the same calculation that sets the panel schedule, so the people who drew it size the generator.

It carries the short outages, so the generator does not start for every one. The generator charges it when it does run.

Yes. The generator, transfer switch and battery connect at the existing panel. We check the panel's capacity first and size the system from a load calculation.

Tell us about your project.

The property, the rooms and the systems you want. We reply within two business days.