Established in 1920, Electrical Engineering Company known as 3E, is an industry leader with diverse capabilities. We are a group of related businesses working together to enhance service to the electrical industry.

Business Support Solutions
Electrical Supplies & Services
Power Distribution & Energy Management
Commercial Lighting & Control
Residential
Industrial Supplies
Automation
ITS / Information Technology Systems
Generators
Electrical Apparatus Repair
Control Panels / Value Add Service
Custom Steel Fabrication & Equipment

Electrying
Today's
World!

Generators

WHY KOHLER®

Built to last since 1920, KOHLER® engines have been battled-tested
at the South Pole, Hoover Dam, WWII and victory lane.

CALL US

WE ARE AVAILABLE TO ASSIST YOU BY PHONE

M-F   7:30-4:30 CST

ASK FOR ENERGY SOLUTIONS GROUP

PHONE: 515.273.0100

TOLL: 800.955.3633

EMAIL US

WE ARE AVAILABLE TO ASSIST YOU BY EMAIL

Fill out the general information form and an Energy Solutions Group Team Member will respond to your request within one business day.

3E GENERATOR SERVICE AND REPAIR

We service and repair all brands of generators. Our certified technicians are available 24/7-365 for service, repairs, sales, load bank tests, rentals. We service Iowa, Nebraska and South Dakota.

3E Generator Service and Repair

INDUSTRIAL POWER SYSTEMS

Built for the most critical jobs on earth, KOHLER® industrial power systems provie standby, prime and continuous power to hospitals, data centers and much more!

Industrial Power Systems

COMMERCIAL GENERATORS

A standby commercial generator keeps your power on and your business open during an outage. It runs on propane or natural gas, so there's no refueling.

RESIDENTIAL GENERATORS

Keep your power on-even when the power's out. In just 10 seconds, your KOHLER® generator can power your entire home, including AC, heat, sump pump, and major appliances.

Residential Generators

MOBILE & TOWABLE GENERATORS

KOHLER® mobile generators are designed to take your power anywhere you want. They are built to withstand the elements and run for long hours in prime and standby applications.

Residential Videos

PORTABLE GENERATORS

Take power anywhere you want. KOHLER® portable generators give you the portabel power you need where you need it the most-whether you're at home,
working on a jobsite or tailgating at the game. 

Portable & Towable Generators

TECHNICAL RESOURCES

Detailed information and tecnhical documents on KOHLER® products. Search by product, category, or model number.

Technical Resources

SIZING PROGRAM

Specify and size your KOHLER® power system wherever and whenever you want. The “Power Solutions Center” is available to download to your PC or tablet.

SizingProgram.gif

Statistics Reinforce Your Solutions & Provide Credibility

Our employee-owners are empowered to give it everything we've got to bolster your bottom line.

Ideas Generate Innovation

Custom wire and cable solutions, online ordering, drive-through service and more.

Orders are promises

Same-day delivery, 800+ brands, and best-in-class fulfillment.

Expertise is essential

On-call technical troubleshooting and six dedicated teams of product specialists.

Gratitude gives back

Volunteering and providing financial support to our communities.

Latest News

Learn about our recent projects, best practices, newest products, latest news and more.

Don't Take Our Word For It

Testimonials are a powerful selling tool. Ask some of your better known affiliations to share a few words about how you've made their lives easier.

"What A Wonderful Team To Rely On"

Ned Plimpton, Belafonte Co.

I'm continually blown away by the team at Symphony. They rock! I would come back again and again.

"Produced With Perfection In Mind"

Walter Sobchak, Rug Collector LLC

I don't know what I would do without Symphony. My happiness has gone through the roof :)

"This Product Blew Me Away"

Lucille Bluth, Real Estate Inc. Group

My expectations were exceeded beyond belief.  The product was wonderful and it asnwered all my problems!