Yamaha EF6300iSDE
Generator. Specs from the manufacturer page (checked ).

The Yamaha EF6300iSDE is a brushless inverter generator with 5500 W rated continuous AC output and 6300 W peak AC output. It has a 357cc single-cylinder, air-cooled OHV 4-stroke engine and a 4.5 gal fuel tank, and it runs for 13.3 hours at 1/4 rated load. It comes with a 3 Year Limited Warranty.
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Running
5500W
Peak / surge
6300W
Weight
97.98kg
Warranty
3yr
Key features
- Brushless inverter type
- Peak AC output 6300 watts; continuous (rated) AC output 5500 watts
- Engine: OHV, air-cooled, single cylinder, 4-stroke, 357cc displacement
- Fuel tank capacity 4.5 gal
- Continuous operation at 1/4 rated load: 13.3 hrs
- Noise level 58-64 dBA (from 1/4 load to rated load)
- Dry weight 216 lbs
- 3 Year Limited Warranty
Specifications
| Running watts | 5500 W |
|---|---|
| Peak / surge | 6300 W |
| Tank | 17.03 L (4.5 gal) |
| Weight | 97.98 kg (216.0 lb) |
| Dimensions | 77.98 × 61.72 × 69.09 cm (30.7 × 24.3 × 27.2 in) |
| Warranty | 3 years |
From the Yamaha page. Values the manufacturer does not publish are left out.
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Yamaha EF6300iSDE comparisons
- EF6300iSDE vs WEN GN5602X
- EF6300iSDE vs Honda EU7000iS
- EF6300iSDE vs Champion 5500-Watt Dual Fuel
- EF6300iSDE vs Champion 9000-Watt Tri Fuel Inverter (201176)
- EF6300iSDE vs Champion 8500-Watt Dual Fuel Inverter (201175)
- EF6300iSDE vs WEN DF623X
All 11 comparisons
Connection and wiring
We have not linked an official manual for this model yet; see the Yamaha page.
Error codes and troubleshooting
We have not found an official code table for this model yet.
FAQ
Can the Yamaha EF6300iSDE start a sump pump or well pump?
Starting surge matters more than running watts: this unit is rated 6300 W peak. That covers a typical 1/2 HP sump pump (about 2150 W to start). Use the calculator with your exact pump.