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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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Seraphim 370 Watt Mono Solar Panel

$182.78

List price $275.00

Sol-Ark 12K Hybrid Inverter Pre-Wired System

$6,850.00

List price $7,895.00

SMA Sunny Boy 7.0-US-41 Grid Tie Inverter- SunSpec

$1,499.00

List price $2,495.00

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BLOG UPDATES

altE’s Acquisition of Real Goods: 1 Year Later Sep 15, 2020

Rapid Shutdown Blog Part 2; Charge Controllers Jul 20, 2020

NEC 690.12 Rapid Shutdown of PV Systems on Buildings – Part 1 Inverters Jul 02, 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.

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CUSTOMER STORY

A Solar Dream Come True

After working in the RE field for over 25 years, Thomas Hopper has finally completed his very own solar project on his home in Concord, N.H.

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