Champion 7850-Watt Dual Fuel
Generator. Specs from the manufacturer page (checked ).

The Champion 7850-Watt Dual Fuel is a portable generator rated at 6250 running watts and 7850 starting watts on gasoline. It runs on gasoline or propane and uses a 389cc Champion engine with recoil start. CO Shield shuts off the engine automatically if unsafe carbon monoxide levels are detected, and the unit must be used outdoors.
Key features
- Dual fuel: runs on gasoline or propane (LPG); 7.7 gal gasoline tank capacity
- Gasoline output: 7850 starting watts, 6250 running watts
- Propane output: 7050 starting watts, 5600 running watts
- Gasoline run time: 11 hours at 1/2 load
- Covered outlets: one 120V/240V 30A locking (L14-30R) and two 120V 20A GFCI duplex (5-20R)
- Recoil start with Cold Start Technology
- CO Shield automatically shuts off the engine if unsafe carbon monoxide levels are detected
- Volt Guard surge protection; Intelligauge shows voltage, frequency and run time; low oil shut-off
What it is for
- home backup in an outage
Specifications
| Running watts | 6250 W |
|---|---|
| Peak / surge | 7850 W |
| Fuel | dual-fuel |
| Tank | 29.1 L (7.7 gal) |
| Run time at 50 % load | 11 h |
| Noise | 74 dB |
| CO shutoff | Yes |
| AC output voltage | 120V/240V |
| Weight | 77.6 kg (171.1 lb) |
| Dimensions | 71.6 × 69.1 × 63.5 cm (28.2 × 27.2 × 25.0 in) |
| Warranty | 3 years |
From the Champion page. Values the manufacturer does not publish are left out.
What is in the box
- Engine Oil
- Oil Funnel
- Propane (LPG) Hose
- Wheel Kit
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Connection and wiring
We have not linked an official manual for this model yet; see the Champion page.
Error codes and troubleshooting
We have not found an official code table for this model yet.
FAQ
How long does the Champion 7850-Watt Dual Fuel run on a tank?
The maker rates it at 11 hours at 50 % load (about 3,125 W) on a 7.7-gal tank. A light load such as a refrigerator and lights runs longer; a full load runs shorter.
Can the Champion 7850-Watt Dual Fuel start a sump pump or well pump?
Starting surge matters more than running watts: this unit is rated 7850 W peak. That covers a typical 1/2 HP sump pump (about 2150 W to start). Use the calculator with your exact pump.