Turn-key Generator Sales and Installation

KEEPING YOU POWERED UP WITH RELIABLE HOME GENERATORS

When storms hit or utility outages strike, losing power can be more than an inconvenience—it can put your comfort, safety, and even your home’s systems at risk. At MJS Electrical Services, we specialize in New Hampshire generator installation, providing complete, turnkey backup power solutions that keep your family safe and comfortable year-round. From consultation to final inspection, our licensed electricians and in-house gas fitters handle every step of the project.

We install all types of home backup generators in NH, giving homeowners peace of mind with systems that automatically restore power when the grid goes down. Whether you need a smaller standby unit for essential circuits or a whole-home system capable of running HVAC, appliances, and critical loads, we’ll design and install the perfect solution for your property.

Why Choose MJS Electrical Services for Generator Installation in NH?

MJS Electrical Services - Yellow industrial generator on a wooden pallet outdoors.

Turnkey Installations

We manage the entire process, including permits, electrical wiring, and fuel connections.

MJS Electrical Services - Electrician in blue hard hat, orange jacket, gloves, working on a panel in an outdoor setting.

In-House Licensed Electricians & Gas Fitters

No subcontractors—just seamless coordination from start to finish.

MJS Electrical Services - Plumber in blue overalls works on gas line outside brown building.

Safe Gas & Fuel Line Connections

 We handle both propane and natural gas tie-ins to ensure safe, code-compliant operation.

MJS Electrical Services - Four men installing a large gray generator in a suburban yard; a man in a skid steer assists.

Site Preparation & Placement

Concrete pads, ventilation, and strategic positioning for maximum performance.

MJS Electrical Services - A Generac generator outside a building. Cream colored, set on gravel and a concrete base.

Top Generator Brands

Expert installation of Cummins, Kohler, Generac, and Briggs & Stratton.

MJS Electrical Services - A Cummins generator on a concrete pad near a house in a wooded setting on a sunny day.

Code-Compliant Installations

Every system meets NEC, NFPA, and local NH requirements for safety and reliability.

NH Standby Generator Service

We provide annual inspections, maintenance, and service plans to keep your generator ready when you need it.


At MJS Electrical Services, you don’t just get a generator—you get a complete home power protection system designed to last. Plus, with our Premium Power Protection plans, you’ll enjoy ongoing service, priority scheduling, and full coverage for your backup power system.

MJS Electrical Services - A gray generator on a brick patio next to a brick house with landscaping and windows.

Take advantage of our Premium Power Protection plans to keep your Standby Generators maintained and monitored year-round.

Click the “Book Online” button today to schedule your free consultation and discover the best backup generator options for your New Hampshire home.

MJS Electrical Services - A large white box is sitting in the middle of a forest.
MJS Electrical Services - A generator is sitting in the dirt in front of a house.
MJS Electrical Services - A generator is attached to the side of a house.