Champion 8125-Watt Tri Fuel
#2 in Mid-sizeFull review
A mid-size tri-fuel generator for homes with a natural gas line and a transfer switch. It covers a furnace, well pump and fridge with fuel that never runs out.
Amazon $999$999
4.5/5
A mid-size dual-fuel generator for RV owners and homes with a 30 A transfer switch who want CO shutoff and electric start at a low price.
- 6,500 / 8,000 WRunning / starting
- Gasoline, propaneFuel
- 10.5 hr at 50% loadRun time
- Yes, 240 VTransfer switch
- 138.8 lbWeight
- $0.10Price / W
Check price at Amazon$623.17
Price checked October 28, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Both TT-30R and L14-30R outlets, so it plugs into an RV or a 240 V transfer switch
- Runs on gasoline or propane, so stored fuel never goes stale
- Push-button start, and shuts itself off if carbon monoxide builds up
- Under 140 lb, light for its output
Cons
- WEN publishes no propane run time or noise rating
- No USB ports
How it scores
The rating comes from 7 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | DF8000X |
|---|---|
| Output | |
| Gasoline | 6,500 W running, 8,000 W starting |
| Propane | 5,850 W running, 7,200 W starting |
| Outlets | 4 × 120 V, TT-30 (RV), L14-30 |
| Transfer switch ready | Yes, 240 V |
| Full power at 120 V | Yes |
| Price per watt | $0.10 |
| Fuel and run time | |
| Fuel | Gasoline, propane |
| Tank | 6.7 gal |
| Run time (gasoline) | 10.5 hr at 50% load |
| Engine | 340 cc |
| Noise and safety | |
| CO shutoff | Yes |
| Build | |
| Starting | Electric and recoil |
| Wheels | Yes |
| Dimensions | 28.54 x 24.61 x 24.96 in |
| Weight | 138.8 lb |
| Warranty | 3 years |
| Released | 2024-04 |
Alternatives in this size
Westinghouse WGen5300DFc
#3 in Mid-sizeFull review
A mid-size dual-fuel generator with remote start and a 240 V outlet for a transfer switch. Good for home backup of the essentials, as long as it can stay put or be carried by two people.
Amazon $649$649
Champion 9375-Watt Dual Fuel
#4 in Mid-sizeFull review
A mid-size dual-fuel generator for running most of a home’s essentials through a transfer switch at a low price per watt.
Amazon $874.99$874.99
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