Westinghouse iGen4500DF Best Overall
- Fuel
- Gasoline or propane
- Weight
- 104.7 lb
- Noise Level
- 52 dBA
- Rated / Peak Watts
- 3900 / 5000
Fifty-two decibels is the number that earned this one its spot, and it makes the most sense at seven in the morning in a campground loop where everyone else is still asleep. At that level the iGen4500DF is a low hum two sites over instead of the reason someone walks across the road. It is also 104.7 pounds, which is the other half of the same story.
What makes it our top pick is that nothing about it is a daily compromise. The 3,900 running watts leave through a 30-amp TT-30R RV outlet, enough for a 15,000-BTU trailer air conditioner with the fridge and lights running alongside. The key fob turned out to be the feature we underrated: you start it from inside the trailer on a cold morning instead of pulling a cord in slippers, and the rotating display cycles fuel level, output, and remaining run time so you know when to refuel without opening the cap.
Dual fuel is more useful than it sounds. Propane doesn't go stale in the bottle, so a machine that sits for a season still fires on the first press in spring, and the 3.4-gallon tank is rated for up to 18 hours at light load on gasoline — a weekend of coffee, lights, and a laptop. Propane costs you some output, as it does on every dual-fuel unit in this group, so plan the air conditioner around gasoline.
The honest catch is the weight. The telescoping handle and wheels make it a roll on pavement, and getting it into a tall truck bed is a two-person job or a pair of ramps. If it lives on a pad behind the house or in a toy hauler's garage, that never comes up. The box includes the propane hose, engine oil, and a battery charger, so switching to a bottle isn't a second shopping trip.
What We Like
- 52 dBA at light load keeps the peace
- 3,900 running watts through a 30-amp RV outlet
- Key fob remote start from inside the trailer
- Up to 18 hours on a 3.4-gallon tank
Worth Noting
- No 240-volt outlet for a home transfer switch
- One household duplex fills up fast
We recommend it to anyone splitting the year between a trailer and the house: quiet enough to keep the peace, 3,900 watts for one air conditioner, and a key fob for cold mornings.
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