Proudly Serving Southern NH & Northern MA
Power outages don’t wait for convenient times. R&A Langevin Electric specializes in standby and portable generator installations that keep your home powered when the grid fails. Based in Pelham, NH, our licensed electricians handle everything from initial consultation to ongoing maintenance — delivering reliable backup power systems for homeowners throughout Southern New Hampshire and Northern Massachusetts.
Both standby and portable systems provide meaningful protection during outages. The right choice depends on your priorities, budget, and how much of your home you need to keep powered. Here’s how they compare:
Automatic · Whole-Home
Manual · Essential Circuits
We work with leading brands including Generac, Kohler, and Briggs & Stratton — systems backed by solid warranties and nationwide service networks. Every installation includes a comprehensive load analysis to properly size your generator for optimal performance and fuel efficiency.
We evaluate your home’s power needs, existing electrical system, and optimal generator placement. Our team calculates electrical loads, reviews local code requirements, and designs a system tailored to your specific requirements and budget.
We handle all necessary permits and coordinate with utility companies when required. Site preparation includes concrete pad installation for standby units, fuel line connections, and any required electrical panel modifications.
Our licensed electricians install the generator, transfer switch, and all associated wiring according to manufacturer specifications and local codes. Every installation includes comprehensive testing to ensure proper operation and safety.
We provide complete operation training and establish ongoing maintenance schedules to keep your system reliable. Our service includes annual inspections, oil changes, and preventive maintenance to ensure your generator is ready when needed.
Authorized dealer for major generator brands with transparent pricing, detailed estimates, and quality workmanship backed by our service guarantee.
All work is performed by fully licensed electricians in NH and MA, carrying complete liability and workers' compensation insurance.
From initial consultation through ongoing maintenance, we provide complete generator lifecycle support — one team, start to finish.
Our electricians hold current licenses in NH and MA, carrying complete liability and workers' compensation insurance on every installation.
Southern NH: Pelham, Derry, Salem, Windham, Londonderry, Atkinson, Plaistow, and Hampstead.
Northern MA: Methuen, Andover, North Andover, Lawrence, and Haverhill.
Don’t wait for the next outage to wish you had backup power. Contact R&A Langevin today for a free consultation and detailed estimate on a generator system for your home.
Based in Pelham, NH — free estimates within 30 miles. We work across Southern New Hampshire and Northern Massachusetts.
