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 +

MT Solar 9 Module Top of Pole Mount, 60-Cell Modules, w/Crank

$2,076.56

List price $2,388.00

SolarWorld 300 Watt Solar Panel, Sunmodule SW300 Mono, Black Frame

$223.00

List price $410.00

Hanwha Q Cell 320 Watt Mono Duo Cell Solar Panel

$245.00

List price $290.00

News & Blog

Learn Solar

Customers

BLOG UPDATES

altE’s Successful First Solar Conference in Puerto Rico Apr 10, 2018

Battery Backup for Puerto Rico’s Grid Tied Solar Power Systems Jan 12, 2018

Solar Power International 2017 Sep 20, 2017

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

Grid-tied solar is designed to turn off when the grid goes out. We discuss options for adding battery backup to your existing grid-tie solar system. Two choices are AC and DC Coupling. We cover the equipment needed and the pros and cons of each option.

Adding batteries to grid tied solar

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

Carl, Livingston, TX says:

My order was received just in the nick of time as we have an appointment tomarrow at 9 am for help in installing this unit and the other 2 items on this order. Thanks again, and if I ever need anything else I will surely consider your store.

CUSTOMER STORY

Moving Forward with the Help of AltE U

Pete Corbett tells us about the PV303 solar system design course he took and how it helped his company.

SIGN-UP FOR OUR NEWSLETTER +