Westinghouse 28,000 Peak Watt Home Backup Portable Generator

Industrial-Grade Power for Whole-Home Backup & Job Sites

The Westinghouse WGen20000c Portable Generator is built to handle extreme power demands. Delivering an impressive 28,000 peak watts and 20,000 running watts, this heavy-duty generator is engineered for whole-home backup, construction sites, and high-demand recreational use.

Powered by a robust 999cc V-Twin OHV Westinghouse engine, the WGen20000c provides dependable performance with extended runtime — ensuring your essential systems stay operational when you need them most.

Massive 28,000-Watt Peak Output

Designed for large appliances and multiple high-draw tools, this generator can power:

• Central air conditioning systems

• Refrigerators & freezers

• Sump pumps

• Power tools & jobsite equipment

• RV hookups

With less than 5% Total Harmonic Distortion (THD), it safely supports sensitive electronics directly from the control panel.

999cc V-Twin Engine with Extended Runtime

The powerful 999cc OHV V-Twin engine delivers smooth, consistent output and is paired with a large 17.17-gallon fuel tank for extended operation.

• Up to 11 hours of runtime (at rated load)
• Built for durability and heavy usage
• Reliable performance under demanding conditions

Transfer Switch Ready for Home Backup

Equipped with transfer switch-ready outlets including:

• 120/240V L14-30R

• 120/240V 14-50R

The WGen20000c is ready for safe integration into your home backup system, making it ideal for emergency preparedness.

Effortless Electric Start & Smart Monitoring

Starting is simple with push-button electric ignition. The digital readout display allows you to monitor:

• Lifetime run hours

• Voltage output

• Frequency

Everything you need for proper maintenance and operation at a glance.

Built-In Safety Features

Safety remains a priority with an integrated carbon monoxide (CO) sensor that automatically shuts down the generator if unsafe levels are detected.

• CO sensor with automatic shutdown
• Low oil shutdown protection
• Heavy-duty steel construction

Rugged & Portable Design

The reinforced steel frame, heavy-duty wheels, and durable handles allow easier mobility despite its powerful size. Built for jobsite toughness and long-term reliability.

What’s Included

• Engine oil
• Oil funnel
• Setup guide & manual
• Plug-and-play readiness

Backed by a 3-year limited warranty and lifetime technical support.

Why Choose the Westinghouse WGen20000c?

• 28,000 peak watts of serious power
• 999cc V-Twin heavy-duty engine
• Transfer switch ready
• Low THD for sensitive electronics
• Extended runtime fuel capacity
• Built-in CO safety protection
• Ideal for whole-home backup & job sites