Small inverter (under 3,000 W running)
Westinghouse iGen2550DFc 2550-Watt Dual Fuel Inverter Generator
A 43 lb dual fuel inverter with a TT-30R RV outlet and a CO sensor — the small generator that also runs on a propane tank.
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Best for
A fridge and essentials on propane, or light use in a 30 A RV
Specifications
| Output (gasoline) | 1,900 W running / 2,550 W peak |
|---|---|
| Output (propane) | 1,700 W running / 2,300 W peak |
| Voltage | 120 V only — not transfer switch ready (Westinghouse) |
| Outlets | 120 V TT-30R (30 A RV), 120 V 5-20R duplex, 2× USB |
| Neutral | Floating |
| CO shutoff | CO sensor (Westinghouse's CO sensor shuts the engine down when CO builds up) |
| Parallel | With a compatible Westinghouse inverter (cables sold separately) |
| Run time | 11 hr at 25% load, 7 hr at 50% on 1.1 gal gasoline |
| Noise | 52 dBA (distance not stated) |
| Start | Recoil |
| Weight | 43.2 lb dry |
| Emissions | Not CARB compliant |
| Warranty | 3-year limited residential, 1-year commercial |
Specifications as published by Westinghouse. Confirm against the current spec sheet before buying — manufacturers revise models without renaming them.
What's good
- Propane in a 43 lb generator — a 20 lb tank instead of stored gasoline
- TT-30R plugs straight into a 30 A RV cord
- Lightest unit in this group
What's not
- 120 V only — no 240 V loads and no transfer-switch feed
- 1,900 running watts is light use of a 30 A RV, not the full 3,600 W the hookup is rated for
- Floating neutral: RV surge protectors may report an open ground unless you use a neutral-ground bonding plug
- Recoil start only
Our verdict
The small-generator answer when propane matters: a fridge, a freezer and the internet on a 20 lb tank, with no gasoline to stabilize. Against the Honda EU2200i it adds propane and an RV outlet; the Honda remains the gasoline-only premium pick. Either way it is a 120 V, cords-only machine — keep it outside and 20 feet from the house.
Compare with the alternatives
- Westinghouse iGen12000DFc — home backup of the essentials — fridge, freezer, furnace blower, well or sump pump — through a transfer switch
- Honda EU2200i (EU2200ITAN) — a refrigerator, internet and electronics through an outage, or quiet power at a campsite
- WEN DF680iX — furnace blower, fridge and sump pump in an outage, or an rv with one air conditioner
- Champion 8500W Wireless Start Tri Fuel Inverter (201537) — homes with natural gas or a large propane tank that want an inverter instead of a standby unit
- Honda EU7000iS — quiet, transfer-switch-ready 240 v backup for essentials when reliability matters more than watts per dollar