Super Quiet Models
| EX3300SK1 | EX4500SK1 | EX5500K1 | |
| Features | |||
| Honda 4-stroke overhead valve engine | ![]() |
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| Oil Alert | ![]() |
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| Electronic Ignition | ![]() |
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| Simultaneous AC/DC use | ![]() |
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| AC/DC circuit breakers | ![]() |
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| Fuel Meter | ![]() |
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| Volt Meter | ![]() |
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| Voltage adjustment knob | ![]() |
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| Automatic voltage regulator | ![]() |
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| Large fuel tank capacity | ![]() |
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| USDA-qualified spark arrestor/muffler | ![]() |
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| Fully enclosed for quieter operation | ![]() |
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| Automatic Idle | ![]() |
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| Temperature warning lamp | ![]() |
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| 120/240V Selector Switch | ![]() |
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| Specifications | EX3300SK1 | EX4500SK1 | EX5500K1 |
| Engine | 11HP Single cylinder, Overhead Valve, air-cooled | 12HP Twin cylinder, Overhead Valve, liquid-cooled | |
| Displacement | 242cc | 337cc | 359cc |
| AC output | 120/240V 3300W max (27.5/13.8A) 3000W rated (25.0/12.5A) |
120/240V 4500W max (37.5/18.8A) 4000W rated (33.3/16.7A) |
120/240V 5500W max (45.8/22.9A) 5000W rated (41.7/20.8A) |
| Receptacles | C, F, G | C, F, H | C, E(2), H |
| DC output | 12V, 100W (8.3A) |
12V, 100W (8.3A) |
N/A |
| Starting system | Electric | Electric | Electric |
| Fuel tank capacity | 5.0 gallons | 5.0 gallons | 4.2 gallons |
| Operational capacity on one tankfull** |
Approx. 8.4 hrs | Approx. 6.8 hrs | Approx. 5.5 hrs |
| Dimensions (L x W x H) | 35.8" x 20.9" x 27.4" |
35.8" x 20.9" x 27.4" |
59.6" x 26.0" x 31.3" |
| Noise level | 59 dB | 61 dB | 65 dB |
| Dry weight | 240 lbs. | 269 lbs. | 393 lbs. |
| EX3300SK1 | EX4500SK1 | EX5500K1 |
| RECEPTACLE | RATING | NEMA PLUG NUMBER |
| C | 20A 125V DUPLEX | 5-20P |
| E | 20A 125V LOCKING PLUG | L5-20P |
| F | 30A 125V LOCKING PLUG | L5-30P |
| G | 20A 125/250V LOCKING PLUG | L14-20P |
| H | 30A 125/150V LOCKING PLUG | L14-30P |
**Estimate only, based on rated load.