Champion 2500-Watt Inverter (201490)
Generator · 2500-Watt Portable Inverter Generator. Specs from the manufacturer page (checked ).

The Champion 201490 is a gasoline-powered 2500-watt inverter generator rated at 1850 running watts and 2500 starting watts, with 120V output. It weighs 37.7 lb and runs up to 11.5 hours at 25% load on a 1.05-gallon tank. The manufacturer states it is not recommended for emergency home backup.
Key features
- 120V 20A household duplex outlet (5-20R), 12V automotive-style outlet, and Parallel outlets
- Clean power with less than 3% THD
- 53 dB(A) noise level from 23 feet
- Up to 11.5 hours run time at 25% load on a full 1.05-gallon tank
- Recoil start with Cold Start Technology
- CO Shield carbon monoxide system automatically shuts off the engine when unsafe CO levels are detected
- Optional Parallel kit (sold separately) connects with a second 2500-watt Champion inverter to double output
- Economy Mode reduces electrical load for quieter operation and better fuel economy
- Low oil shut-off sensor with 0.5-quart oil capacity
What it is for
- camping
- tailgating
- RV power
- backup for a few basics
Specifications
| Running watts | 1850 W |
|---|---|
| Peak / surge | 2500 W |
| Fuel | gasoline |
| Tank | 3.97 L (1.0 gal) |
| Run time at 50 % load | 11.5 h |
| Noise | 53 dB |
| CO shutoff | Yes |
| AC output voltage | 120V |
| Weight | 17.1 kg (37.7 lb) |
| Dimensions | 43.9 × 29.2 × 45.0 cm (17.3 × 11.5 × 17.7 in) |
| Warranty | 3 years |
From the Champion page. Values the manufacturer does not publish are left out.
What is in the box
- Engine Oil
- USB Adapter
- Oil Funnel
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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 2500-Watt Inverter (201490) run on a tank?
The maker rates it at 11.5 hours at 50 % load (about 925 W) on a 1.0-gal tank. A light load such as a refrigerator and lights runs longer; a full load runs shorter.
Can the Champion 2500-Watt Inverter (201490) start a sump pump or well pump?
Starting surge matters more than running watts: this unit is rated 2500 W peak. That covers a typical 1/2 HP sump pump (about 2150 W to start). Use the calculator with your exact pump.