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Custom Solar Solutions

PowerFilm designs and manufactures custom solar cells, panels, and power solutions for energy harvesting, portable, and remote power applications using proprietary thin-film or high-efficiency crystalline PV technology. 


We develop high-quality custom solar solutions for IoT, transportation, military, and consumer applications. 

Truck, plane and forklift between stacks of shipping containers


We don’t just offer solar products for the transportation industry. We design, engineer, and manufacture total solar solutions.

Man sitting on top of a building on computer with a graphic of connected IoT devices

Internet of Things

Devices used in IoT are often extremely low power, light energy outdoors and indoors can be used to extend or replace traditional batteries, making long-term maintenance-free solutions possible. 

Two soldiers with a foldable solar panel

Government & DoD

Since PowerFilm’s beginning over 30 years ago the US Department of Defense has been our largest lifetime customer. We offer man-portable, vehicle, and basing solutions

boat at a dock


Whatever kind of boat you have, our solar solutions ensure your boat or lift batteries are ready to go when you are.

man and woman in a golf car


By installing a solar panel on the existing roof of a golf car, you can drive up to 50% farther and keep the batteries in your golf car up to 50% longer. 

Assorted thin-film Electronic Component Solar Panels

Design A Custom Panel

OEM business is our business in both B2B and military projects. We will work with you on design and engineering to create a custom energy solution that fits your needs.

Man holding a bike with a solar powered bike lock on it

Case Studies

Over the past three decades, we have developed custom solutions to meet the needs of many different companies in industries, including telematics, boating, IoT, the United States Military, and space exploration.

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The Horizon Blog

Have you subscribed to our blog yet? We publish monthly, helping you make sense of all things solar.

PowerFilm’s proprietary manufacturing provides custom amorphous silicon panels that work in any light environment, including the indoor, industrial lighting of many IoT sensor applications.


Celebrating over thirty years in business, PowerFilm is proud to be one of the few US-based solar manufacturing companies operating today.


The Soltronix brand brings PowerFilm expertise, innovation, and commitment to US-based semi-flexible crystalline silicon solutions. Soltronix brings you complete solutions to fit your application, including panels, encapsulation, semi-flexible substrates, proprietary PowerBoost charge controllers, and the collaboration and customer service you expect from a US-based company.

A pink desk with headphones, a keyboard, a mouse, a notebook, a pen with The Current logo, and Q1, 2024 Newsletter text.

We gather the latest updates each quarter, giving you a snapshot of what's new with PowerFilm. Enjoy the Q1 highlights!

A man reading the newspaper on an orange background with a spotlight on the text "PowerFilm Featured" and the text CIRAS in the top right

Learn how PowerFilm worked with CIRAS to gain new ideas and unique insights from Iowa State Engineering students.

"New Product: 60W Foldable Solar Panel with Overlaminate" text on a blue background with a photo of the black 60W Foldable.

The 60W Foldable Solar Panel with Overlaminate is designed to charge small to medium electronic devices using DC power or one of many available accessories. 

The top sheet of lamination on the panel provides improved moisture resistance and durability for the solar modules and the fabric.

Tan golf car on a golf course cart path as the sign rises in the background with How To Solar Power Your Golf Cart or LSV The Easy Way text overlayed

How To Solar Power Your Golf Cart or LSV The Easy Way

Increasingly, golf cars are also an effective and popular way to get around communities where golf cars and other low-speed vehicles (LSVs) are often the primary means of transportation.

While battery-powered golf cars have many advantages over gas-powered vehicles, they must be charged. To get the most value from a battery-powered golf car, you need a portable means of charging and maintaining those batteries. 

That’s where solar can make a difference. 

Hiker with a LightSaver Portable Solar Charger on his back looking through forest greenery at a mountain.

How to Power Devices Anywhere with Flexible LightSaver Solar Charging Solutions

With our increasing reliance on smartphones, cameras, and other portable electronics, staying powered away from shore power is more crucial than ever. 

Running out of juice can quickly turn a fun trip into a stressful, hazardous situation. What if you could be fully charged and connected no matter how far off the grid your travels took you?

In a time where seemingly everything requires electricity, how do you stay connected when you’re away?

Richard pushing Farmote Systems device into the ground with Blog Post title overlayed.

Farmote Systems' Solar-Powered IoT Device Increases Farmer's Profits by Over $100k

Farming is an intricate balance of land, livestock, and crops that technology can now optimize. 

Precision agriculture leverages data and technology to boost productivity. However, collecting accurate field information across acres of crops or pasture can be an immense challenge.

New Zealand startup Farmote Systems overcomes this with a solar-powered solution that delivers quantifiable results for farmers.

Illustration of a battery with a descending state of charge graphic on a blue background with black text on a white rectangle.

How To Mitigate Your Truck Batteries Parasitic Draw with Solar Panels

You walk into work on a sunny Monday morning, sit at your computer, dispatch routes to your fleet of drivers, and sip on a fresh cup of coffee.

You sit back to read the latest industry periodical when your phone rings. One driver after another complains that their truck won’t start. The dreaded “click, click, click” of the engine unable to turn over greeting your drivers, causing frustration and delays.

You knew that parasitic draw might be an issue for your fleet but didn’t anticipate this widespread disruption. 

Defense Power and Energy Conference (DPEC)

June 4-6 

PowerFilm President Dan Stieler, PhD, will present a talk at the conference titled "Elimination of Premature Combat Vehicle Battery Failure using Solar Charging" from 11:30 to 12:00 PM.

Location: St. Louis, Missouri

Contact: VP of Marketing & Sales, Kip Johnson

Email: kjohnson@powerfilmsolar.com

Phone: 515-292-7606

Learn more about DPEC

Sensors Converge 

June 24-26 

We will exhibit our IoT Solar Solutions and educate attendees on how low-power IoT devices can leverage light energy outdoors and indoors to extend or replace traditional batteries, making long-term maintenance-free solutions possible. 

Location: Santa Clara, California

Booth: 424

Contact: VP of Marketing & Sales, Kip Johnson

Email: kjohnson@powerfilmsolar.com

Phone: 515-292-7606

Learn more about Sensors Converge