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Electrical Services in Winthrop

Klein Electric LLC serves Winthrop with residential and commercial electrical work, from panel upgrades and generator installation to EV charger setup and whole home rewiring. Founded on family values and a hands-on approach.

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Licensed, insured, and review-backed

Statewide

Coverage Across Maine

2

Brothers, One Company

6+

Core Electrical Services Offered

Winthrop hero image 1 - Klein Electric LLC in Waterville, Maine

Google Reviews

5.0

5 reviews

Highly recommend Klein electric! They are professional and know their stuff. No run around with these guys. They are also very responsive getting back to you.

Emma Rushton

Our Services

Popular Electrical Services in Winthrop

Winthrop customers can schedule panel upgrades, generator installs, EV charger wiring, lighting upgrades, whole home rewires, and electrical work for ADUs or tiny homes, along with security systems, camera systems, and fire alarms.

Panel Upgrade

We replace undersized or outdated electrical panels with properly sized service to handle modern loads and meet current code standards.

Panel Upgrade

EV Charger Installation

A dedicated Level 2 charging circuit gets your electric vehicle charged overnight without stressing your existing electrical system.

EV Charger Installation

Generator Installation

We size and install standby or portable generators so Maine homes and businesses stay operational when power outages hit.

Generator Installation

Whole Home Rewire

Aging or unsafe wiring gets replaced completely, bringing older homes up to modern safety and capacity standards.

Whole Home Rewire

ADU and Tiny Home Electrical

Accessory dwelling units and tiny homes need purpose-built electrical systems, and we handle the full scope from panel to fixtures.

ADU and Tiny Home Electrical

Lighting Upgrade

From recessed lighting to exterior fixtures, we upgrade residential and commercial lighting for better efficiency and appearance.

Lighting Upgrade

Service benefits

What to Expect When You Work With Klein Electric LLC

Every job is handled with the same focus on safety, quality, and long-term solutions, whether it's a single fixture swap or a full commercial electrical build-out.

What to Expect When You Work With Klein Electric LLC
01

Serves Winthrop and surrounding central Maine communities

02

Residential and commercial jobs both taken on

03

Panel upgrades handled for older homes needing capacity

04

Generator and EV charger installs scheduled efficiently

05

Security, camera, and fire alarm systems available

06

Founded by two brothers, still owner-led and hands-on

Testimonials

What Customers Say

Recent customer feedback from homeowners and businesses we serve in and around Winthrop.

5.0 • 5 reviews
Google ReviewsLeave us a review

Very happy with the service from Klein Electric LLC. The team was friendly, on time, and did quality work at a fair price. Would definitely use them again! Give them a call for any electric problem.

Owner reply

Bon, really glad to hear the visit went smoothly from start to finish. Showing up on time and keeping the pricing fair…

Bon profile

Bon

2026-05-21

KLEIN ELECTRIC LLC are very thorough and helpful they are also professional, reliable, and knowledgeable electricians. They completed the job efficiently I highly recommend Klein Electric LLC you won’t regret it.

Owner reply

Claire, glad the job came together the way it should. Thorough and efficient is exactly what we aim for, so it means a…

Claire T. profile

Claire T.

2026-05-21

5 stars! Klein Electric was great to work with. They were professional, easy to communicate with, and showed up when they said they would. The work came out great, and you can tell they care about doing things the right…

Owner reply

Appreciate you taking the time to write this! Showing up when we say we will and communicating clearly along the way…

j camp profile

j camp

2026-05-21

Frequently asked

Common Questions from Winthrop Customers

Common questions get answered quickly so the page feels more trustworthy before someone reaches out.

Q1

Does Klein Electric LLC serve the Winthrop area?

Yes. Winthrop is one of the areas Klein Electric LLC actively serves. The company works throughout central Maine, including Augusta, Waterville, and surrounding towns, so scheduling a job in Winthrop is straightforward.

Q2

What types of electrical jobs do you take on here?

The full service range is available in Winthrop, including panel upgrades, generator installation, EV charger wiring, whole home rewiring, lighting upgrades, ADU electrical work, and commercial projects. Security systems, cameras, and fire alarms are also offered.

Q3

How do I get the process started?

Call (207) 250-4403 or send a message to office@kleinelectric207.com. From there, the team will discuss your project, ask the right questions, and set up a time to assess the job before any work begins.

Q4

What happens during the first visit?

The first visit is focused on understanding the scope of your project, inspecting existing conditions if needed, and talking through your options. You'll get a clear picture of what the work involves before anything is scheduled or committed.

Q5

Do you handle both residential and commercial work in Winthrop?

Yes. Klein Electric LLC works with homeowners and commercial clients. Whether it's a house rewire, a small business panel upgrade, or a commercial security system, the team handles jobs of varying size and complexity.

Q6

Can you install an EV charger at my Winthrop home?

EV charger installation is one of the primary services offered. The team will assess your current panel capacity, handle any necessary wiring, and install a charger that fits your vehicle and setup. Both Level 2 home chargers and commercial charging setups are within scope.

Q7

Is Klein Electric LLC available for generator work in central Maine?

Generator installation and related electrical work is available throughout the service area, including Winthrop. If you're considering a standby or portable generator setup, contact the team to talk through what your home or business needs.

Ready to Schedule Electrical Work in Winthrop?

Klein Electric LLC serves Winthrop with a full range of residential and commercial electrical services. Reach out to talk through your project and find a time that works.

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Contact us

Contact Klein Electric LLC for Winthrop Service

Call (207) 250-4403 or email office@kleinelectric207.com to discuss your electrical project in Winthrop or the surrounding area.

Winthrop service request
  • Panel Upgrade
  • EV Charger Installation
  • Generator Installation
  • Whole Home Rewire

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Tell us what you need.

Klein Electric LLC is a Maine-owned electrical contractor serving homes and businesses statewide, from panel upgrades and whole home rewires to EV chargers, generators, and security systems.

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