A petrol powered inverter generator, the EF1000iS is the lightest generator in its class at only 12.7kg and will run continuously for up to 12 hours without refuelling (at 1/4 load with Eco On).

This small but hardworking unit is perfect for camping, fishing, boating, the caravan, motorhome and RV, and will run all your sensitive electronic equipment and accessories such as laptops / tablets, video gaming systems, phones, TVs, coffee maker, portable fan, microwave oven (up to 650 watts), slow cooker, stereo/radio or lighting.

This super light and super quiet unit comes with many great features.


Model:- Yamaha EF1000

Dimensions:- 450x240x380 mm

Weight:- 12.7 Kg

Engine Type:- MZ50 – OHV Air Cooled

Generator type:- Inverter

Rated Output:- 900 Watts

Max Output:- 1000 Watts

Start System:- Recoil

DC Output:- 12V / 8 Amp

Rated Voltage:- 240V

Fuel Tank Capacity:- 2.5L (12 Hours run time at 1/4 Load, Eco On)

Noise Level @ 7m:- 47 dBA (1/4 load) / 57 dBA (full load)

Warranty:- 4 Year Warranty For Your Peace of Mind

Yamaha generators are designed and built to the highest standards to ensure that our customers get to enjoy the performance and quality that we are known for.

With a 4 year limited warranty, you can be assured that if you need assistance, we are there to take care of you.

Note: 48 months from date of original purchase when used for personal or recreational purposes. (effective 1/9/2013) OR 12 months from date of original purchase when used for professional or commercial use. (effective 1/1/2013)

Additional information

Weight 12.7 kg
Dimensions 24 × 45 × 38 cm