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The Verdict
The GENMAX GM1200i is defined by its industry-leading portability. At only 25.3 pounds, it is roughly half the weight of standard 2000W units, making it the go-to choice for solo campers and tailgaters. Users praise the clean inverter power (<3% THD), which safely runs sensitive laptops and TVs, and the Economy Mode, which keeps noise levels at a conversational 58 dBA while stretching the small tank to a 6.5-hour runtime.
The 1000W running capacity is strictly for light duty. It lacks the surge overhead to start high-draw appliances like microwaves or large freezers, and the CO sensor can be overly sensitive in certain wind conditions, leading to unexpected shutdowns. Additionally, the lightweight build involves more plastic than premium, heavy-duty alternatives.
Despite the power ceiling, the GM1200i is an exceptional value for specific users. If your priority is back-saving weight and charging electronics rather than running a job site, the trade-off in raw power is easily justified by the dramatic savings in price and physical effort. It remains a highly recommended buy for light-duty recreation and emergency device backup.
The 1000W running capacity is strictly for light duty. It lacks the surge overhead to start high-draw appliances like microwaves or large freezers, and the CO sensor can be overly sensitive in certain wind conditions, leading to unexpected shutdowns. Additionally, the lightweight build involves more plastic than premium, heavy-duty alternatives.
Despite the power ceiling, the GM1200i is an exceptional value for specific users. If your priority is back-saving weight and charging electronics rather than running a job site, the trade-off in raw power is easily justified by the dramatic savings in price and physical effort. It remains a highly recommended buy for light-duty recreation and emergency device backup.
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About this product
- 【Powerful Engine And Safe For Sensitive Electronics 】The GENMAX 1200 Starting Watts Inverter Generator is powered by a 57cc 4- stroke OHV gas engine,with inverter technology produce 1200 Starting Watts/ 1000 Running Watts clean power (less than 3% THD), confidently connect your sensitive electronics such as TV, lights, fans, small power tools and more on camping trips, etc.
- 【Ultralight And Small Size】At only 25.3pounds, GM1200i is one of the lightest 1000w inverter in this industry. The sturdy handle makes it easy to carry for long distance.
- 【Extremely Quiet,Fuel Efficient】 As Low as 58 dBA Noise Output with 25% loading at 23 feets, and up to 6.5 Hours of Run Time with 50% loading on a 0.66 Gallon Gas Tank – Features “Economy Mode” for Maximum Fuel Efficiency.
- 【Power Panel】Includes low oil alarm, overload alarm,Co warning light and output indicator features “Eco mode” for conserving energy and maximum fuel efficiency ,120V/20A outlets and one5V / 1A outlets , one 5V / 2.1A outlets ,parallel ready.
- 【CO Detect Shutdown】 Includes CO Detect shutdown sensor for Prevention of Carbon Monoxide Poisoning.
Specifications
- Brand
- Genmax
- Model
- GM1200i
- Running Watts
- 1000 W
- Type
- Inverter
- Brand
- Genmax
- Portability
- Carrying Handles
- Features
- Pure Sine Output, Low Oil Shutoff, CO Shutdown Sensor, Overload Protection, Parallel Ready
- Receptacles
- USB-A
- Use
- Home Backup, Camping, Tailgating
- Starting Watts
- 1200 W
- Noise
- 58 dB
- Fuel
- Gasoline
- Starter
- Electric Starter
- Width
- 9.4 inches
- Height
- 15.7 inches
- Depth
- 16.5 inches
- Weight
- 25.3 Pounds
- Colour
- orange
- Warranty
- 2
- Part number
- GM1200i
- Manufacturer
- GENMAX
- UPC
- 768494055271
- GTIN
- 00768494055271






