Westinghouse 12000 Watt Generator – Overall Review

Westinghouse is a well-known brand that has been on the market for decades, which is popular for generators. It has a huge customer base for its efficient and high-end performance generators. The Westinghouse never fail to impress their buyers since it has started.

It has numerous model generators, and each one is designed with modern technology. So, they are unique and incomparable. In this article, we are going to review one of its popular models of the Westinghouse 12000-watt generator.

The 12000-watt generator is the most high-power model of Westinghouse. It is a dual fuel portable generator. This can be operated on both propane or gasoline, making it ideal for various situations and areas.

This can be a perfect option for the area with natural disorders or where an often power cut. With its high-power watts, it can operate multi electrical appliances for longer simultaneously. It is considered one of the best Westinghouse dual fuel generators on the market today. In this article, you can have more information about the Westinghouse 12000-watt generator.

Westinghouse 12000 watt Generator Overview

The Westinghouse 12000 series is quite popular among people as it delivers excellent performance with its efficient output and running time. This unit is reliable, durable, and portable.

With this, you can operate your multiple appliances with ease. This can be an excellent option for both indoor and outdoor as it doesn't make much noise. So, it is a relatively quiet generator from Westinghouse.

Another aspect comes with portable heavy-duty never-flat wheels and handles, which help you move to places anywhere, making it ideal for camping, tailgating, outdoor events, etc.

It is powered by a brawny 713cc V-Twin OHV Westinghouse Engine, which is highly efficient that can run for up to 11 hours on hefty 10.5 gallons with a built-in fuel gauge. The Westinghouse WGen12000 dual fuel generator is an ultra-duty series engineered for outstanding performance.

This can be a great option for job sites to operate various tools, lights, table fans, etc. The exciting aspect of this unit is it has both Push-Button Electric Start and Remote start. The Push-Button Electric Start helps to start the engine with a single press while the remote allows you to operate it ease from a distance.

There are multiple outlets, including a larger 14-50R outlet, Transfer Switch Ready L14-30R for running major appliances simultaneously, like air conditioner, refrigerator, lights, sump pump, etc.

Since its THD (Total Harmonic Distortion) is less than 5%, it allows you to operate even sensitive appliances such as television, computers, laptops, mobile phones, etc. You can operate everything by simply plugging straight into its intuitive control panel.

There is a VFT Data Center to help you know the real-time performance and helps you up to date with regular maintenance. It is designed with a rugged steel frame with lift brackets to withstand even harsh weather conditions. The WGen12000 portable generator comes with three years warranty and Lifetime Technical Support.

It is packed with overhead valve technology to make the engine energy efficient as it consumes less fuel and runs at low temperatures, thereby increasing the engine's durability.

You can operate heavy ampere appliances with this generator. It also features a low oil indicator, low oil shut off to protect the unit and connected appliances from certain damages.

Why Westinghouse WGen12000 portable generator?

Westinghouse WGen12000 generators are one of the high-power wattages in the WGen series. It delivers 15000 starting watts and 12000 running watts. It is aimed to deliver sufficient power in emergency situations. The company has given its best to make it convenient and user-friendly. There is an electric push button to powers up the engine instantly without making you trouble your back. It also allows you to use a recoil system to operate the generator. The highlighting fact is you can start it from a certain distance with its remote start option. The remote includes in the package.

The Gen12000 offers a runtime of 11 hours at a rated quarter load. Though it is bigger in size and slightly heavier to transfer when compared to other WGens, its engine's operation is extremely quiet. It runs at 74 decibels at full load, but you can reduce the noise level to 64 decibels with noise mufflers or by reducing the load to minimal. You can move around the generator with ease with its heavy-duty wheels and handlebars.

Specifications of Westinghouse WGen12000 portable generator

Specifications Value
Item weight 352 Ibs
Running watts & Peak watts 12000 watts and 15000 watts, respectively
Engine 713cc
Run time  11 hours at 50% load
Noise level  74 decibels
Item dimensions LXWXH in inches  27.2x26.1x26
Fuel Type  Gasoline/Propane
Engine type OHV V-Twin
Warranty 3
Starter Type Electric, Remote


What we liked 

Control Panel and Power Outlets

The Westinghouse WGen 12000 has a control panel at the front to help you access different generator controls in a single place. It includes a start button, power outlets, LED indicators, an ON/OFF switch, etc.

There is a data center to help you know the real-time performance of the generator, such as volts, frequency, and hours of operation. You can have the information through an LCD display and can schedule the maintenance accordingly. It features enough ports, including 120/240V 30A AC outlet, 120V 20A AC outlet, and four GFCI receptacles to operate multiple appliances at the same time.

Constructed with overhead valve technology to make the generator fuel-efficient, which helps reduce the fuel consumption and increase the run time. It has fuel-shutoff, and smart oil alters the system to halt the engine when low fuel and oil levels are low.

It is designed with proper ventilation to prevent the unit from overheating. So, the engine and other parts will not be damaged at any cost. When it comes to the power outlets, it is covered with a rubber cap for safer operation.

Output and Noise Level

Westinghouse WGen 12000 generator delivers an excellent power of 15000 starting watts and 12000 running watts. With 11 hours of run time, it is really incredible when compared to other similar-sized generators. Although the generator operates at a standard noise level of 74 decibels, you reduce the engine operation even more quietly using noise mufflers. This makes it ideal for a job site, residential, camping, outdoor events, etc.

Warranty, Maintenance, and Certification

This is easy to maintain with a minimal tool kit. The LCD display in the control panel helps you monitor the value of parameters like power output, oil level, etc. With this data, you can schedule maintenance. It is sturdy and firm protected with a cast iron sleeve, so it won't be damaged easily from various facts.

It comes with three years warranty. However, proper maintenance helps you increase the longevity of the generator. It is CARB (California Air Resources Board) EPA (Environmental Protection Agency) compliant.

It has met all the industrial standards, making it perfect for construction sites. Moreover, there is a spark arrestor to prevent the sparks from escaping outside during the operation.

Key features of Westinghouse WGen 7500 generator

  • A gas-powered WGen 12000 generator delivers a starting watt of 15000W, and a running watt of 12000W on gasoline and 13500 peek watts, and 10800 running watts on propane.
  • This can be operated using a manual recoil or electric push button. It also features a keyfob to allow the user to start the engine with a remote.
  • There are wheels and handlebars for easy transportation, making it one of the best portable generators.
  • It is constructed with steel-made roll bars to give protection to the generator.
  • The cast iron sleeve, on the other hand, gives protection to the whole unit, including the fuel tank, control panel, and other accessories.
  • The Push-button is covered with a yellow circle for easy identification
  • With its 10.5-gallon fuel capacity, it serves the power for up to 11 hours at a rated load
  • It allows you to change the fuel with its fuel gauge
  • With noise mufflers, you can cut down the noise to 64 decibels
  • The low oil indicator helps halt the engine when oil reaches a low level
  • Features a circuit breaker to protect the engine from overheating


  • The engine can start-up at low temperatures without causing any troubles
  • The control panel includes various controls, including power outlets, an electric push button, LED battery indicator, etc.
  • It comes with a digital meter, which displays the output voltage, frequency, and hours of operation for scheduled maintenance.
  • The power outlets are covered with rubber caps to prevent any damage during the winter season.
  • Certified by EPA, CSA and is CARB compliant


  • Quite Expensive, but its features justify it


Westinghouse 12000-watt generator is incredible for running your essential appliances such as air conditioner, refrigerator, lights, pump, etc. With its premium features, it exceeds your expectations. This is relatively quiet than other same-sized generators. It is easy to start and run the electrical appliances.

There are some safety features like an automatic shut-off system, low oil detector to protect the engine from damage. It doesn't have parallel connectivity, so before buying it, check out whether power output can meet the power demands of the electrical appliances.

Bestseller (lists)

Westinghouse WGen12000 Ultra Duty Portable Generator - 12000 Rated Watts & 15000 Peak Watts - Gas Powered - Electric Start - Transfer Switch & RV Ready - CARB Compliant Garden & Outdoor

  • 12000 Running Watts and 15000 Peak Watts; Electric Start and Remote Start with Included Key Fob; Up to 11 Hours of Run Time on a 10. 5 Gallon Fuel Tank With Fuel Gauge
  • Features Two GFCI 120V 5–20R Standard Household Receptacles, One 120V L5-30R Outlet, One Transfer Switch Ready 120V L14-30R, One RV Ready 120/240V 14–50R, and Two 5V USB Ports; All Outlets Have Rubber Covers for Added Safety
  • Powered by the Ultra Duty 713cc OHV V-Twin Westinghouse Engine Featuring a... Read More

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