FREE STANDARD DELIVERY ON ALL ITEMS - In the Contiguous United States - Only pay sales tax if you have item shipped to Florida - For a Limited Time we are offering a $175.00 discount on all purchases of our 14kW & Pre-Sales of the 22kW aXis Home Standby Generator Enter Discount Code 150HSB

Whole House Backup Generator

18 products

Portable

Home Standby

Commercial

RV

By Price

Featured

Portable

Home Standby

Commercial

RV

By Price

Featured

  • Champion 8.5-kW Home Standby Generator with 50-amp Outdoor-Rated Automatic Transfer Switch 100177 - Champion Backup Generator Store
    $2,999.00
    $3,999.00 You save 25%
  • Champion 14kW aXis Home Standby Generator System with 200-Amp aXis Automatic Transfer Switch 100837 - Champion Backup Generator Store
    $4,499.00
    $5,699.99 You save 21%
  • Champion 12.5-KW Home Standby Generator with 100-amp Outdoor-Rated Automatic Transfer Switch 100179 - Champion Backup Generator Store
    $3,799.00
    $4,699.99 You save 19%
  • Champion 22kW aXis Home Standby generator with 100 amp Whole house switch 201220
    $5,699.00
    $5,999.00 You save 5%
  • Champion 22kW aXis Home Standby generator with 150 amp Whole house switch 201378
    $5,699.00
    $5,999.00 You save 5%
  • Champion 22kW aXis Home Standby generator with 200 amp Whole house switch 201222
    $5,699.00
    $5,999.00 You save 5%
  • Champion 8500 watt inverter With CO Shield 100719
    $2,259.00
    $2,500.00 You save 10%
  • Aims 50Kw - 50,000 Watt DC to AC Pure Sine Power Inverter Charger 284 Vdc/208 Vac - 3 Phase - Aims Backup Generator Store
    $14,900.00
    $19,400.00 You save 23%
  • Aims 30KW 30,000 Pure Sine Power Inverter CHarger 300 Vdc/480 Vac Three Phase - Aims Backup Generator Store
    $8,400.00
    $10,400.00 You save 19%
  • Aims 30KW 30,000 Pure Sine Power Inverter Charger 300Vdc 208 Vac Three Phase - Aims Backup Generator Store
    $8,400.00
    $10,400.00 You save 19%
  • Aims 12000 Watt Pure Sine Inverter Charger 48Vdc/240Vac Input & 120/240Vac Split Phase Output ETL Listed to UL 1741/CSA - Aims Backup Generator Store
    $4,071.00
    $4,508.00 You save 10%
  • Aims 8000 Watt Pure Sine Inverter Charger 48Vdc/240Vac Input & 120/240Vac Split Phase Outlet ETL listed to UL 1741 - Aims Backup Generator Store
    $3,564.00
    $4,073.00 You save 12%
  • Aims 10000 Watt Pure Sine Inverter Charger 48Vdc/240Vac Input & 120/240Vac Split Phase Output - Aims Backup Generator Store
    $3,419.00
    $3,782.00 You save 10%
  • Champion 8.5-kW Home Standby Generator 100199 - Champion Backup Generator Store
    $2,595.00
    $3,299.00 You save 21%
  • Champion 14-kW aXis Home Standby Generator with 150-Amp Whole House Switch 100836 - Champion Backup Generator Store
    $4,499.00
    $5,699.99 You save 21%
  • Champion 14-kW aXis Home Standby Generator with 100-Amp Whole House Switch 100835 - Champion Backup Generator Store
    $4,499.00
    $5,699.99 You save 21%
  • Champion 14-kW aXis Home Standby Generator 100515 - Champion Backup Generator Store
    $3,995.00
    $4,799.99 You save 17%
  • Champion 12.5-kW Home Standby Generator 100136 - Champion Backup Generator Store
    $3,395.00
    $4,499.00 You save 25%
Never be left in the dark again with a whole house backup generator from the experts at Backup Generator Store. Our selection of generators automatically detects when power goes off and immediately starts delivering electricity to your home when you need it most. The onboard battery maintains a charge at all times, so you’ll never need to worry about being left without power and never needs refueling thanks to the connection to the natural gas or propane system. Your whole house backup generator includes our 10-year limited warranty and free lifetime technical support. Give Backup Generator Store a call today at (833) 944-7873 to learn more and to place an order.