Consent Preferences
Skip to content

Get up to 10% off ALL Solar Kits + Free Shipping when you order today!

Best Selling Products

Tried, Tested, and Trusted — Shop Our Best-Selling Power Solutions

Explore our most popular and best-selling products, chosen by customers who value performance, reliability, and long-term energy freedom. This collection features top-rated solar generators, backup power systems, portable batteries, and essential accessories from brands like Generac, Pecron, and Firman.

Whether you're preparing for outages, powering off-grid adventures, or upgrading your home energy setup, these customer favorites are proven to deliver real-world results.

Browse our best sellers and shop with confidence — trusted by thousands across the USA.

    Cummins

    Cummins OTEC400 - 400-Amp PowerCommand Outdoor Automatic Transfer Switch (120/240V 3-Phase)

    $6,222.99
    Shop Now

    Cummins

    Cummins OTEC225 - 225-Amp PowerCommand Outdoor Automatic Transfer Switch (277/480V 3-Phase)

    $4,851.99
    Shop Now

    Cummins

    Cummins OTEC125 - 125-Amp PowerCommand Outdoor Automatic Transfer Switch (277/480V 3-Phase)

    $3,999.99
    Shop Now

    Cummins

    Cummins OTEC125 - 125-Amp PowerCommand Outdoor Automatic Transfer Switch (120/208V 3-Phase)

    $3,999.99
    Shop Now

    Cummins

    Cummins OTEC600 - 600-Amp PowerCommand Indoor Automatic Transfer Switch (277/480V 3-Phase)

    $8,899.00
    Shop Now

    Cummins

    Cummins OTEC600 - 600-Amp PowerCommand Indoor Automatic Transfer Switch (120/240V 3-Phase)

    $8,899.00
    Shop Now

    Cummins

    Cummins OTEC600 - 600-Amp PowerCommand Indoor Automatic Transfer Switch (120/208V 3-Phase)

    $8,899.00
    Shop Now

    Cummins

    Cummins OTEC600 - 600-Amp PowerCommand Indoor Automatic Transfer Switch (120/240V Single Phase)

    $8,899.00
    Shop Now

    Cummins

    Cummins OTEC400 - 400-Amp PowerCommand Indoor Automatic Transfer Switch (277/480V 3-Phase)

    $5,272.99
    Shop Now

    Cummins

    Cummins OTEC400 - 400-Amp PowerCommand Indoor Automatic Transfer Switch (120/240V 3-Phase)

    $5,272.99
    Shop Now

    Cummins

    Cummins OTEC400 - 400-Amp PowerCommand Indoor Automatic Transfer Switch (120/208V 3-Phase)

    $5,272.99
    Shop Now

    Cummins

    Cummins OTEC400 - 400-Amp PowerCommand Indoor Automatic Transfer Switch (120/240V Single Phase)

    $5,272.99
    Shop Now

    Cummins

    Cummins OTEC225 - 225-Amp PowerCommand Indoor Automatic Transfer Switch (120/208V 3-Phase)

    $3,163.99
    Shop Now

    Cummins

    Cummins OTEC125 - 125-Amp PowerCommand Indoor Automatic Transfer Switch (277/480V 3-Phase)

    $3,163.99
    Shop Now

    Cummins

    Cummins OTEC125 - 125-Amp Power Command Indoor Automatic Transfer Switch (120/208V 3-Phase)

    $3,163.99
    Shop Now

    Cummins

    Cummins RS40 40kW QuietConnect™ Series Liquid-Cooled 3-Phase Home Standby Generator (LP/NG) – A051Y424

    $20,913.99
    Shop Now

    Cummins

    Cummins RS40 40kW QuietConnect™ Series Liquid-Cooled 3-Phase Home Standby Generator (LP/NG) – A051Y421

    $20,913.99
    Shop Now

    Cummins

    Cummins QuietConnect Home Liquid-Cooled Standby Generator (40kW LP, 40kW NG) – Model A051Y420

    $20,913.99
    Shop Now

    Cummins

    Cummins 40kW Quiet Connect Liquid-Cooled Generator (Single Phase) – RS40/A051Y419

    $20,913.99
    Shop Now

    Cummins

    Cummins 36kW Quiet Connect Series Generator RS36 (277/480V 3-Phase) – A051Y416

    $20,913.99
    Shop Now

    Cummins

    Cummins 36kW Quiet Connect Series Generator RS36 (120/240V 3-Phase) – A051Y413

    $20,913.99
    Shop Now

    Cummins

    Cummins 36kW Quiet Connect Series Generator RS36 (120/208V 3-Phase) – A051Y418

    $20,913.99
    Shop Now

    Cummins

    Cummins 36kW Quiet Connect Generator (120/240V Single Phase) – RS36/A051Y417

    $20,913.99
    Shop Now

    Cummins

    Cummins 30kW Quiet Connect Series Generator RS30 (120/240V 3-Phase) – A051Y405

    $20,142.99
    Shop Now

Why Wait To Start Saving? Get Started With Build The Power Today.

  • Save 20-50% by buying direct
  • Browse and buy online – no sales meetings
  • Real energy independence for your home

Top Solar and Generator Brands

Free U.S. Shipping

30-Day Returns

Expert Support Team

trustpilot