Fast, Reliable, and Affordable Electrical Services You Can Trust!
Nelson Electric & Air stands out as the top choice for electrical services in Londonderry, NH area, thanks to our unwavering commitment to quality, safety, and customer satisfaction. With years of experience and a team of highly skilled electricians, we handle everything from routine electrical repairs and installations to complex wiring projects with precision and expertise.
Fast, Reliable, and Affordable Electrical Services You Can Trust!
Nelson Electric & Air stands out as the top choice for electrical services in Londonderry, NH area, thanks to our unwavering commitment to quality, safety, and customer satisfaction. With years of experience and a team of highly skilled electricians, we handle everything from routine electrical repairs and installations to complex wiring projects with precision and expertise.
See What Our Customers Say
See What Our Customers Say
Our Electrical Services
Our Electrical Services

Panels & Circuit Breakers

EV Charger Installation

Electrical Wiring & Repair

Indoor / Outdoor Lighting

Home Automation

Hot Tub & Pool Wiring

Panels & Circuit Breakers

EV Charger
Installation

Electrical Wiring & Repair

Indoor / Outdoor Lighting

AC System
Wiring

Home
Automation
EXPERIENCE THE DIFFERENCE IN QUALITY
At Nelson Electric & Air, we’re committed to straightforward and honest service.
At Nelson Electric & Air, we don’t just meet expectations—we exceed them. With years of expertise, a customer-first approach, and a dedication to top-tier service, we make your electrical and air system needs our priority. Choose quality, choose reliability—choose Nelson Electric & Air.
RELIABILITY
The team at Nelson Electric & Air is dedicated to restoring your comfort quickly and efficiently, keeping you fully informed throughout the entire process.
PREPARATION
We prioritize understanding every system thoroughly to ensure we deliver the appropriate services. If there’s a way to save you money through our preparedness, we’ll certainly find it!
PERFECTION
We are committed to doing things the right way. With the right tools, resources, and expertise at our disposal, we ensure the job is done correctly—the first time.
How our financing option works
We now offer interest-free financing up to 24 months on services between $500 and $25,000.* Select the option that best fits your budget and pay in easy monthly installments rather than all at once upfront.
Fast and easy
No hidden fees
No credit impact
Click the button below to prequalify & learn more about our financing offers!
*All financing is subject to credit approval. Your terms may vary. Payment options through Wisetack are provided by our lending partners. For example, a $1,200 purchase could cost $104.89 a month for 12 months, based on an 8.9% APR, or $400 a month for 3 months, based on a 0% APR.Offers range from 0-35.9% APR based on creditworthiness. No other financing charges or participation fees. See additional terms at http://wisetack.com/faqs.