18 kW Standby Generator Installation in Lavallette, NJ | Whole-House Standby

Lavallette, NJ · Client since March 2026

Lisa from Lavallette, NJ has been a Green Sun Energy Services client since March of 2026. We installed an 18 kW Generac in June, making 17 kW on natural gas, standing outdoors beside the meter and switching the whole house rather than a chosen set of circuits. At 1,700 square feet this is not a large house and the code calculation put the minimum at 12 kW, so the extra capacity buys the freedom to leave everything running at once instead of rationing during an outage. The freezer standing alongside the refrigerator is part of that reasoning, since cold storage is the load people most regret losing and the one that fails quietly while nobody is watching. On a barrier island, where a storm can take the power out for days rather than hours, that margin is the entire point. Our top service plan supports the machine, with annual maintenance, an extended parts-and-labor warranty and remote monitoring that Green Sun manages directly.

Project Facts

Location
Lavallette, NJ
Services
Standby Generator Installation, Standby Generator Service
Client since
March 2026
Manufacturer
Generac Model # 7259
Rated output
18 kW LP / 17 kW NG
Fuel
Natural Gas
Home sized for
1,700 sq ft
Electrical service
200 amp
Transfer switch
200 amp
Load management
Managed Whole House

Standby generator questions from Lavallette homeowners

Does a standby generator need a permit in Lavallette?

A permanently installed generator normally requires New Jersey Uniform Construction Code permits, because it involves permanent electrical and fuel work. Depending on the property and the municipality, building, zoning, floodplain, utility or fire-code review can also apply.

Will a 22 kW generator run an entire Lavallette house?

For many homes, yes, but that does not mean every load can run at the same moment. Houses with two central air conditioners, electric heat, EV charging, pool equipment or electric cooking may need load management or a larger machine. The answer comes from a load calculation rather than from the phrase whole house.

Can the platform height be read off the FEMA flood map?

Not necessarily. The map matters, but it may not carry every elevation the platform design needs. An Elevation Certificate, a surveyed ground elevation, the Base Flood Elevation, the Design Flood Elevation, the local freeboard and the municipal flood ordinance can all bear on it, so the height is calculated for the specific property.

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