Westinghouse WGen20000c Portable Generator

Ultimate Portable Power for Homes, Businesses & Industrial Applications

The Westinghouse WGen20000c is one of the most powerful portable gasoline generators available, engineered for professionals, contractors, large property owners, farms, and homeowners who require serious backup power. Delivering 28,000 peak watts and 20,000 running watts, this generator is capable of powering multiple heavy-duty appliances, HVAC systems, pumps, power tools, and critical electrical circuits simultaneously.

Powered by a rugged 999cc V-Twin 4-Stroke OHV engine, the WGen20000c combines outstanding performance, exceptional durability, and user-friendly operation in a robust portable package. Whether you’re preparing for severe weather, supporting demanding construction projects, or providing reliable backup for your entire home, this generator is built to exceed expectations.

Massive 28,000-Watt Performance

Designed for the highest power demands, the WGen20000c provides exceptional output for residential, commercial, and industrial applications.

Power Output

• 28,000 Starting Watts
• 20,000 Running Watts
• Stable 120V / 240V power output
• Less than 5% Total Harmonic Distortion (THD)

This clean power safely operates:

• Central air conditioning systems
• Whole-home electrical panels
• Refrigerators and freezers
• Sump and well pumps
• Electric water heaters
• Commercial equipment
• Heavy-duty power tools
• Compressors
• Welding equipment (compatible models)
• Lighting systems
• Medical equipment
• Sensitive electronics
• Computers and networking equipment

Heavy-Duty 999cc Westinghouse V-Twin Engine

At the heart of the WGen20000c is a commercial-grade 999cc OHV V-Twin engine, engineered for maximum durability and continuous heavy-load operation.

Engine Features

• 999cc V-Twin 4-Stroke OHV engine
• Cast iron cylinder sleeves
• Air-cooled operation
• Long service life
• High torque output
• Automatic low oil shutdown
• Electronic idle control for improved fuel efficiency
• Reliable performance under continuous loads

Built to deliver years of dependable service in demanding environments.

Push-Button Electric & Remote Start

Starting the generator is effortless thanks to multiple ignition options.

Starting Options

• Push-button electric start
• Wireless remote start
• Easy-access control panel
• Manual choke
• Fuel control valve

Remote starting allows convenient operation without walking directly to the generator.

Exceptional Fuel Capacity & Runtime

Stay powered longer with fewer interruptions.

Fuel System

• Large 17.2-gallon gasoline tank
• Built-in fuel gauge
• Up to 14 hours runtime at 25% load
• Approximately 8 hours runtime at 50% load

Ideal for overnight outages and extended jobsite operation.

Whole Home Backup Ready

Designed to integrate with manual transfer switches for dependable residential backup power.

Home Backup Features

• Transfer Switch Ready
• Supports whole-home backup systems
• Easily powers multiple household circuits simultaneously
• Ideal for emergency preparedness

Run critical household systems including:

• HVAC
• Refrigerators
• Freezers
• Lighting
• Home offices
• Security systems
• Water pumps
• Medical equipment
• Internet and communication devices

Clean Power for Sensitive Electronics

Unlike many high-output generators, the WGen20000c produces power with less than 5% Total Harmonic Distortion (THD).

Safe for

• Computers
• TVs
• Gaming systems
• Smartphones
• Tablets
• Networking equipment
• Battery chargers
• Medical devices
• Modern appliances

No additional power conditioning equipment is required for most electronics.

VFT Digital Data Center

Monitor generator performance in real time using the integrated digital display.

Displays

• Output voltage
• Frequency
• Lifetime operating hours
• Maintenance information

Makes routine maintenance easier while helping maximize generator life.

Extensive Outlet Configuration

Power multiple devices and equipment simultaneously.

Included Outlets

• (4) 120V GFCI Household Duplex Outlets (5-20R)
• (2) 120/240V 50A (14-50R)
• (2) 120/240V 30A Twist Lock (L14-30R)
• (1) 120V 30A Twist Lock (L5-30R)

All outlets feature durable protective rubber covers.

Advanced Safety Systems

Operate confidently with multiple integrated protection features.

Built-In Safety

• Carbon Monoxide Detection System
• Automatic CO Shutdown
• Automatic Low Oil Shutdown
• Automatic Voltage Regulation (AVR)
• Circuit Breaker Protection
• Idle Control
• Fuel Gauge
• Hour Meter

Designed to maximize both equipment protection and operator safety.

Built for Heavy-Duty Durability

Constructed to withstand demanding professional environments.

Rugged Construction

• Heavy-duty steel frame
• Reinforced steel transport handles
• Quick-release handle pins
• Integrated lifting brackets
• Heavy-duty flat-free wheels
• Industrial-grade components

Perfect for construction sites, farms, workshops, and emergency response.

What’s Included

Your generator comes ready for quick setup.

Included in the box:

• Westinghouse WGen20000c Portable Generator
• Engine Oil
• Oil Funnel
• User Manual
• Quick Start Guide

Ideal Applications

Perfect for:

• Whole-home emergency backup
• Large homes
• Commercial buildings
• Construction sites
• Industrial job sites
• Farms and ranches
• Mobile businesses
• Disaster preparedness
• Remote work locations
• Outdoor events
• RV power
• Large workshops
• Heavy-duty equipment
• Agricultural operations

Technical Specifications

Why Choose the Westinghouse WGen20000c?

✔ Massive 28,000 peak watts

✔ Powerful 20,000 running watts

✔ Commercial-grade 999cc V-Twin OHV engine

✔ Push-button electric start

✔ Wireless remote start

✔ Whole-home backup capable

✔ Less than 5% THD for sensitive electronics

✔ Up to 14 hours of runtime

✔ Huge 17.2-gallon fuel tank

✔ Carbon monoxide automatic shutdown

✔ Automatic low oil protection

✔ Automatic voltage regulation

✔ Digital VFT monitoring display

✔ Heavy-duty steel construction

✔ Reinforced transport handles

✔ Integrated lifting brackets

✔ Nine professional-grade outlets

✔ Ready for residential, commercial, agricultural, and industrial use