Westinghouse WGen20000c portable generator with CO sensor
$2,399.00
The westinghouse wgen20000c portable generator delivers massive gasoline-powered output for whole-home backup, featuring transfer switch readiness, CO protection, and heavy-duty construction.
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Overview Westinghouse WGen20000c portable generator with CO sensor
The westinghouse wgen20000c portable generator is an ultra-duty gasoline-powered generator built for the most demanding backup power needs. Designed for large homes, job sites, and extended outages, it delivers exceptional output capable of running major appliances and multiple circuits simultaneously. With transfer switch readiness, advanced safety systems, and a powerful V-Twin engine, it provides reliable performance when uninterrupted power matters most.
Features and Performance
- Delivers 28,000 peak watts and 20,000 running watts, suitable for whole-home backup
- Heavy-duty 999cc V-Twin OHV engine with cast iron sleeve for long-term durability
- Runs up to 11 hours at 50 percent load on a 17.2-gallon fuel tank
- Low harmonic distortion under 5 percent, safe for electronics like computers and TVs
- Multiple high-capacity outlets including 50A 14-50R and 30A L14-30R, all transfer switch ready
- Copper windings improve power quality, cooling efficiency, and service life
- Push-button electric start with remote start for quick and effortless operation
- VFT data center displays voltage, frequency, and lifetime run hours
- Automatic carbon monoxide shutdown, low oil shutdown, and overload protection enhance safety
- Rugged steel frame with lift bracket, never-flat wheels, and steel handles for mobility
Why You Should Buy it
If you need a high watt portable generator for whole house backup, the WGen20000c is built to deliver uncompromising power. Its gasoline-only design provides consistent, high-output performance without fuel switching complexity. Transfer switch readiness allows seamless integration into backup systems, while safety features and durable construction ensure dependable operation during long outages. Backed by strong warranty coverage and nationwide support, it is a trusted solution for critical power demands.
| Specification | Details |
|---|---|
| Gasoline Peak Watts | 28,000 |
| Gasoline Running Watts | 20,000 |
| AC Voltage | 120/240V |
| AC Frequency | 60 Hz |
| Total Harmonic Distortion | <5% |
| Engine Type | OHV V-Twin |
| Engine Displacement | 999cc |
| Fuel Tank Capacity | 17.2 gal (65 L) |
| Gasoline Runtime @ 50% Load | Up to 11 hours |
| Starter Type | Electric, Remote |
| Noise Level | As low as 74 dBA |
| Carbon Monoxide Sensor | Yes |
| Transfer Switch Ready | Yes |
| Grounding System | Bonded Neutral |
| Warranty (Residential) | 3-Year Limited |
| Warranty (Commercial) | 1-Year Limited |
| Product Dimensions | 38 × 35 × 40.4 in |
| Dry Weight | 541.1 lb |
| Shipping Weight | 574.1 lb |
- Portable generator unit
- Remote start key fob
- Engine oil bottle
- Oil funnel
- Spark plug wrench
- Assembly wrench
- Battery float charger
- Handle lock pins
- User manual




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