MJ ElectricM & J ELECTRIC
ServicesContact(631) 346-6300
HOMESERVICESGENERATOR

GENERATOR
INSTALLATION

Long Island storms knock out power for days. MJ Electric installs standby and portable generator systems that keep your home running no matter what — automatically.

Get Free Quote(631) 346-6300
22+
Years Experience
5.0★
132 Reviews
Licensed
Nassau & Suffolk
Standby home generator installed by MJ Electric in Long Island NY
Why It Matters

WHY LONG ISLAND HOMES NEED GENERATORS

🌪️

Long Island Storms

Nor'easters, hurricanes, and summer storms regularly knock out power for days at a time across Nassau and Suffolk County.

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Medical Necessity

CPAP machines, oxygen concentrators, refrigerated medications, and powered medical equipment require uninterrupted power.

❄️

Sump Pump Protection

Power outages during heavy rain are the worst time to lose your sump pump. A generator prevents thousands in basement flooding damage.

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Home Value

Standby generators are a premium home feature in Long Island real estate — especially after major storm seasons.

Our Process

HOW IT WORKS

01

Load Assessment

We calculate your critical load requirements to recommend the right generator size for your needs and budget.

02

Transfer Switch

We install a manual or automatic transfer switch — the critical safety device that disconnects you from the grid during generator use.

03

Installation & Fuel

We install the generator, connect it to your transfer switch, and coordinate natural gas or propane fuel line connection.

04

Permit & Testing

We permit the installation, schedule the county inspection, and perform a full load test before we leave.

Transfer switch and generator hookup installed by MJ Electric Long Island
The Details

STANDBY VS PORTABLE — WHAT\'S RIGHT FOR YOU

Standby generators are permanently installed outside your home and start automatically within seconds of a power outage — no manual effort required. They run on natural gas or propane and can power your entire home. These are the right choice if you have medical equipment, a sump pump, or simply can't afford days without power.

Portable generators are a more budget-friendly option that require manual setup and fuel management. We install a proper transfer switch or interlock kit so your portable generator connects safely to your home's panel — without the dangerous backfeeding that kills utility workers.

Whether standby or portable, every generator hookup we do is fully permitted and inspected. Improperly connected generators are a leading cause of carbon monoxide deaths — we make sure yours is installed safely and legally.

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FAQ

COMMON QUESTIONS

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