Geneforce 2500-Watt (7500-Watt Surge) Battery Based Emergency with 120-Volt Power System-GEN-840 at The Home Depot
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Model # GEN-840

2500-Watt (7500-Watt Surge) Battery Based Emergency with 120-Volt Power System

Geneforce 2500-Watt (7500-Watt Surge) Battery Based Emergency with 120-Volt Power System

This item has been discontinued.
The Home Depot no longer carries this specific product.

$7,997.00 / each
Item cannot be shipped to the following state(s): AK,CA,GU,HI,PR,VI


In Stock



Model # GEN-840

Internet # 100658713

Geneforce is the World’s first gas-free rechargeable generator. This technology has been extensively tested and utilized in the medical field for many years without any reported failures. The GEN-840 does not rely on gasoline and, thus, is safe for indoor. Item is custom built so allow 4-6 weeks for delivery and it is non-returnable.

  • Generator is custom built and takes 4-6 weeks for delivery and is non-returnable
  • With no emission or gases, this battery-based generator is safe for use indoors
  • The generator features 2500 continuous wattage and 7500 surge wattage for your basic power needs
  • The generator arrives ready to use - there's no installation or maintenance required
  • The generator features silent operation for quiet, reliable emergency power
  • 10,000-Watt storage capacity
  • Automatic & one-touch start
  • Multi-colored LED displays the state of charge, fault conditions, AC input, DC voltage and DC Amp erage
  • Built-in voltage regulation system for sensitive electronics and medical equipment
  • Built-in automatic AC transfer switch
  • 30 Amp solar charge controller for solar charging
  • 2,500 Watts continuous output / 7,500 Watts surge output
  • Click on the “More Info” tab to download the specifications pdf to view the wattage requirement guide

Info & Guides

You will need Adobe® Acrobat® Reader to view PDF documents. Download a free copy from the Adobe Web site.


Assembled Depth (in.)  18 in  Assembled Height (in.)  36 in 
Assembled Width (in.)  36 in  Auto idle control  No 
Automatic Voltage Regulation  Yes  Built-in inverter  Yes 
CA (CARB) Compliant  Not CARB Compliant  Certifications and Listings  1-UL Listed 
Continuous Wattage  2500  Engine Displacement (cc) 
Engine Make  OEM Branded  Engine manufacturer  Geneforce 
Fuel Gauge  No  Fuel tank capacity (gallons) 
Fuel type  Battery Powered  Full load fuel consumption (gallons/hour) 
Horsepower (hp)  0 hp  Low oil shutdown  No 
Manufacturer Warranty  2 year  Muffler  No 
Number of circuits/outlets  Operational volume (dB) 
Osha Required GFCI Outlets  Yes  Peak Wattage  7500 
Product Height (in.)  36  Product Length (in.)  18 
Product Weight (lb.)  655 lb  Product Width (in.)  36 
Returnable  30-Day  Run time at 50% load (hours/tank) 
Voltage (volts)  120 



Most orders process within 20 business days.

Please allow 2-6 business days for Curbside Truck Shipping (By Appointment) in the Continental U.S., plus order processing time.  Deliveries are made to receiving area/dock for Businesses or curbside for Residential orders. The carrier will contact you to make a delivery appointment with a 4 hour window once the items have arrived at the local hub in your area.  Delivery appointments are required.

If product is eligible for shipping to AK, HI and US Territories additional transit time and remote surcharges may apply.