Gentrax G3850 Inverter Generator

Sale price$789.00 Regular price$1,599.00
7.9 hours
570L x 430W x 490H mm
37.8 kg
In stock

About Gentrax 3.85kW Max 3.5kW Rated Inverter Generator

Get ready for the toughest adventures with this equally tough inverter generator. Enjoy over 7 hours of runtime at 50% load. Safely power your gadgets with its Pure Sine Wave output. Do your bit for the environment thanks to its Euro 5 certification. Delivering smooth power that's both safe and sustainable, it's a must-have for anyone looking for a portable source of power.

  • Pure Sine Wave output for clean, stable power
  • Can efficiently power RV air conditioners
  • 17L petrol capacity for 7.9 hours of runtime at 50% load
  • Euro 5 certified, like all Gentrax units
  • Open frame design for portability and added protection

570L x 430W x 490H mm


37.8 kg

Max Output

3.85 kW

Rated Output

3.5 kW

Start Type


AC Voltage


Running Time

7.9 hours

DC Output

12V / 8.0A

No of AC Outlets


USB Ports


Noise Level (@ 7m)


Fuel Type

91 RON

Oil Type

SAE 10W30

Fuel Tank Capacity

17 L

Oil Capacity

0.75 L

IP Rating (Socket)


Spark Plug




Quieter, Smoother, More Reliable Energy

All our models produce a Pure Sine Wave Output, making them safe even for sensitive devices such as laptops and mobile phones.

Euro 5 certified

All Gentrax generators are Euro-5 certified. This means they have passed the emission standards to be sold in Australia and are safe for the environment.

Full Australian Warranty

Gentrax offers a 12-month warranty on all products, unless otherwise stated. We also offer an after-warranty replacement guarantee so you can have a Gentrax generator for life.


Have a question?
We are here to help

Our customer support is available 9am to 5:30pm AEST, Monday to Friday.

Help supports

Free Delivery*

To most areas in Australia.

Dedicated Customer Support

Call or email our team for product, website, or order support from 9 AM to 5 PM, Monday to Friday AEST.


All the help you need with basic troubleshooting, service schedules, oil replacement and general maintenance.