Making Renewable Do-able!

Specializing in off-grid, grid-tie and DIY solar power since 1999.

Shop our wide selection of solar panels, solar power systems and accessories.

Click for Products & Categories

Featured Solar Panels & Solar Gear

View All +

Crown Battery 390Ah 6V Flooded Lead Acid Battery

$295.00

List price $305.00

SolarEdge 7.6kW StorEdge High Power GSM

$2,995.00

List price $3,975.00

Victron Energy Smart Solar MPPT Charge Controller 250V 100A, Bluetooth Built-in

$895.00

List price $1,097.00

News & Blog

Learn Solar

Customers

BLOG UPDATES

A new chapter begins for SolarWorld Jan 11, 2019

Grid-tied Solar and the Dreaded 120% Rule Nov 16, 2018

Ask the altE Experts: What’s Next for Renewable Energy? Jun 08, 2018

NEWS UPDATES

altE Opens Puerto Rican Warehouse

Solar company opens warehouse in Puerto Rico to reduce the headache and wait times to buy and install solar power systems during the continued electric grid crisis after Hurricane Maria.
altE Assists with Hurricane Relief Efforts in Puerto Rico

altE is proud to have donated solar power equipment to keep a health clinic operating in Puerto Rico.

LATEST YOUTUBE VIDEO

Batería Solar de Litio - La KiloVault

New to Solar?

We've written & collected a wide range of articles about all aspects of these solutions. Please feed your curiosity!

Great Places to Start
Solar Panel Systems
Wind Power

Calculators

Rebates

TESTIMONIAL

John, Fountain, CO says:

The young lady who answered the phone and took my order was very pleasant and professional and is an asset to your company. If she was any better she would be CEO.

CUSTOMER STORY

Absorbing Solar

Susan and Christel have found a new and exciting way to do their part for the earth and share their passion for the environment with the world. Learn how you can do the same in this customer's story straight from California.

SIGN-UP FOR OUR NEWSLETTER +