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

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Featured Solar Panels & Solar Gear

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KiloVault 3600 CHLX 3600Wh 12V Lithium Solar Battery- Cold Rated

$2,495.00

List price $2,675.00

Morningstar TS-MPPT-60 Tristar 60 Amp MPPT Charge Controller

$598.00

List price $689.00

Q Cells 345 Watt Poly Solar Panel

$173.88

List price $260.00

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BLOG UPDATES

6 Thoughts About Social Distancing and Self-Sufficiency from the Off-Grid Living Experts at Real Goods Apr 01, 2020

Looking Back At altE’s 9th Annual Solar Installer Conference Mar 06, 2020

Learn Solar Basics At altE’s 9th Annual Solar Installer Conference Jan 15, 2020

NEWS UPDATES

altE COVID-19 Outbreak Response Plan: Walk-In Sales & Customer Pick-Ups

Effective Tuesday, March 17 we will be temporarily suspending our walk-in service to do our part in adhering to the CDC’s recommended social distancing and to protect our employees, their families and our loyal customers.
KiloVault Unveils PLC Advanced Pure Lead Carbon Batteries

The KiloVault PLC advanced AGM battery is available at this page. Posted here with the permission of KiloVault, LLC.

LATEST YOUTUBE VIDEO

While we are all self-isolating to beat the Covid-19 virus, we decided to take you on a virtual tour of one of our employee's grid-tied solar system in Denver, Colorado. It is 7kW of solar, with 2 strings, one east facing for maximum performance in the mor

A tour of a grid-tied solar system with altE at home

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Joe, Stratham, NH says:

thanks to your efforts, I will be collecting lots of BTUs today and in the future... Hope to do more business with you in the future. altE rocks! Best customer service anywhere!

CUSTOMER STORY

Believing in What You Sell

altE's Ben Farmer gives us a glimpse into his life in Colorado and tells us about his two Renewable Energy systems.

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