Portable Inverter Generator, 3500iO | Open Frame 50ST/CSA

Starting At: $839.00

GP3500iO Portable Inverter Generator

PowerRush™ Advanced Technology

Delivers over 50% more starting capacity allowing you to do more with less* 

Increases electrical current upon demand above rated output when starting electric motors.

50% Quieter

Ideal for noise-sensitive environments

25% Lighter

Helps reduce fatigue while improving portability


74.3 pounds

3500 Starting Watts | 3000 Running Watts


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File Type Manual (PDF) Item Number Download


Product Series:

Fuel Type:

Fuel Tank Capacity (gal): 2.37

Fuel Tank Capacity (l): 9

Oil Type:

Oil Capacity (qt): 0.6

Oil Capacity (l): 0.6

Oil Filter P/N:

Air Filter P/N:

Spark Plug P/N:

Starting Method: Recoil

Battery Included:

Battery PN:

Battery Type:

Battery Size:

Wheel Kit Included:

Engine Type: OHV

Engine Size:

Length (in): 19.3

Length (cm): 49

Width (in): 16.9

Width (cm): 43

Height (in): 16.4

Height (cm): 41.7

Weight (kg): 33.7

Weight (lb): 74.3

Running Watts (W): 3000

Starting Watts: 3500

Run Time @@ 50% Load (hr): 8

Extension Cord Included:

Parallel Capable:

Transfer Switch Included:

WiFi Factory Installed:

Non Wi-Fi / NFPA 110 Capable:

Mobile Link:

Quiet Test:

Controller Type: