Portable Generator, 3600W | With COsense | 49ST

The 3600-watt Generac GP3600 portable generator can be used to tackle home projects, provide power for tools, or deliver essential electricity in the case of an outage. It is an especially affordable solution with premium features. These include PowerRush™ Advanced Technology — delivering over 40% more starting capacity* —an OHV engine for longer engine life and a large-capacity steel fuel tank with an incorporated fuel gauge for durability. The hardened steel tube cradle provides added strength, while the low-oil level shutdown protects your engine from damage. Heavy-duty, never-flat wheels and a foldable handle make for easy transportation of the generator. The compact size of the GP3600 ensures it will take up minimal storage space in the garage.

Generac GP3600 3600W Portable Generator With COsense Technology

The Generac GP3600 COsense Portable Generator provides reliable, versatile power for home projects, job sites, or emergency backup. Delivering 3,600 running watts and 4,500 starting watts, this generator combines performance-driven features like PowerRush™ Advanced Technology — offering over 40% more starting capacity — with Generac’s OHV engine for durability and long life. Its low-oil pressure shutdown safeguards the engine, while the 3.7-gallon fuel tank ensures extended 9.3-hour runtimes at 50% load.

Key Benefits of the Generac GP3600 COsense

  • 3,600 running watts and 4,500 starting watts for flexible home or jobsite power
  • PowerRush™ Advanced Technology for up to 40% more starting capacity
  • COsense® Technology for protection against hazardous carbon monoxide
  • Generac OHV engine with splash lubrication for long engine life
  • Low-oil pressure shutdown to prevent engine damage
  • Hardened steel tube cradle for added durability
  • Heavy-duty, never-flat wheels and fold-down handle for portability
  • 3.7-gallon fuel tank supports up to 9.3 hours of runtime at 50% load

Applications

The GP3600 is ideal for powering essential household circuits during outages, supporting tools on construction sites, and delivering energy for outdoor events. Its compact design and mobility kit make it easy to transport and store, while its COsense safety system provides peace of mind during operation.

Packaging & Support

Each Generac GP3600 includes a foldable handle, wheel kit, and a 5-year limited warranty for long-term reliability. Pair it with Generac extension cords and transfer switch kits for a complete backup power solution.

Product Properties

Property Value
Current Model G0077211
Running Watts 3600
Starting Watts 4500
Engine Type OHV
Fuel Tank Capacity 3.7 gal
Engine Size 212cc
Run Time @ 50% Load 9.3 hrs
Fuel Type Gaseous
Length 24 in
Width 22.5 in
Height 21.3 in
Weight 105 lb

For more information, visit Generac.com. Explore compatible accessories like the Generac 100A GenReady Transfer Switch for integrated backup systems.

Technical Documents