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  • 11,500 Peak Watts, 8,500 Running Watts
  • OSHA Compliant – Full Panel GFCI
  • Electric Start and Remote Start (Key Fob Included)
  • 457cc Westinghouse OHV Engine with Cast Iron Sleeve
  • Clean Power – Safe for electronics (<5% THD)
  • Two 120V 20A Duplex 5-20R Receptacles
  • One L14-30R 120/240V Receptacle, one L5-30R Receptacle
  • VFT Data Center (Volts, Frequency, and Lifetime Hours)
  • Smart Idle – Automatic Efficiency Idling
  • 3-Year Residential / 1-Year Commercial Warranty and Lifetime Technical Support
  • EPA, CARB Compliant

MSRP $1,199.00*

*Manufacturer's suggested retail price. Price excludes applicable taxes. Dealer sets actual selling price.

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Product Description

Heavy Duty Power for the Job Site

The WPro8500 is OSHA compliant with a GFCI protected control panel, delivering power and safety to your job site.

Includes Lift Hook

Westinghouse’s WPro Series portable generators make it easy to move with a robust lift hook.

Low THD Provides Clean Power

The WPro Series generators produce <5% Total Harmonic Distortion (THD) giving you clean power for electronics.

Electric Start and Remote Start with Key Fob

The professional grade WPro8500 conveniently features Electric Start and Remote Start.

Heavy Duty 457cc Westinghouse OHV Engine

The WPro8500 has a powerful 457cc Westinghouse Engine with a cast iron sleeve.

Circuit protected, Low-Oil Shutoff, and more

The WPro8500 comes with features for your safety – including overload prevention and low-oil shutoff.

Everything you need is in the box

The WPro8500 also comes with a Battery, Battery Charger, Key Fob, Oil, Funnel, Tool Kit, Manual, and Quick Start Guide.

3-Year Residential / 1-Year Commercial Warranty

All Westinghouse Pro Series Portable Generators come with a 3-Year Residential Warranty, and 1-Year Commercial Warranty and Lifetime Technical Support.


Spec Sheet

Model WPro8500
Runnning Watts 8,500
Peak Watts 11,500
Running Amps at 240V 35.4 amps
Running Amps at 120V 71 amps
Peak Amps at 120V 47.9 amps
Peak Amps at 120V 96 amps
AC Voltage 120/240 Volts
DC Voltage 5 Volts
AC Frequency 60 Hz
Parallel Capable No
Engine Horse Power 13.5 HP
Total Harmonic Distortion Less Than 5%
Automatic Voltage Regulator (AVR) Yes
Smart Idle (Automatic Low Idle Control) Yes
Starting System Electric, Remote, Recoil
Battery Included Yes
Battery Charger Included Yes
Remote Start Key Fob Included Yes (factory paired)
Remote Start Distance 109 yds (100 m)
Engine Displacement 457 cc
Engine Brand Westinghouse
Engine Type OHV 4 Stroke
Engine RPM 3600
Operational Volume As low as 74 dBA
Spark Plug (icluded) Torch F7TC
Carburetor Kit Required to Operate at Altitude Yes
Carburetor Kit Number (sold separately) 140548
Engine Lubrication Splash
Recommended Oil SAE 10W-30
Oil Capacity (Ounces) 37.2 oz (1.1 qt)
Oil Bottle Size (Ounces) 37.2 oz (1.1 qt)
Low Oil Shutdown Automatic
Fuel Type Unleaded Gasoline
10% Ethanol or less
Fuel Shut Off Manual
Fuel Tank Material Steel
Fuel Tank Capacity 6.6 gal. (25 L)
Run Time at 25% Load 17.5 hrs.
Run Time at 50% Load 12 hrs.
Gasoline Fuel Gauge Yes
Choke Type Automatic
AC Outlets (2) 120V Duplex 120V Receptacles, (2) USB Ports
AC Outlets (1) L14-30R 1200/240V 30A, (1) L5-30R 30A
DC Outlets (2) 5V USB Ports
Ground Neutral Bonded to Frame
Covered Outlets Yes
Transfer Switch Ready Yes
Westinghouse Portable Transfer Switch Ready No
Volts, Frequency, Lifetime Hour Meter Yes
GFCI Outlets Full Panel
OSHA Compliant Yes
LED Data Center No
RV-Ready Outlet No
Overload Protection (Circuit Breaker) Yes
Handle Yes
Emissions Compliance EPA, CARB
Canada CSA Compliant No
Heavy Duty Wheel Kit Included Yes
Lift Hook Bracket Yes
Muffler Pulse-Flo
Spark Arrestor Yes
Residential Warranty 3-Year Limited
Commercial Warranty 1-Year Limited

Dimensions & Weight:

Unit Length 27.5 in (699mm)
Unit Width 27.5 in (699mm)
Unit Height 25.5 in (648mm)
Carton Length 31 in (787mm)
Carton Width 22 in (559mm)
Carton Height 24 in (610mm)
Dry Unit Weight 216 lbs. (98kg)
Shipping Weight 227 lbs. (103kg)
UPC 855464003759
GTIN 00855464003759


The following are examples of application that this Westinghouse WPro8500 Industrial Portable Generator can power. Not all of these applications can be powered simultaneously.

  • Air Compressor
  • Belt Sander
  • Bench Grinder
  • Circular Saw
  • Table Saw/li>
  • Rotary Hammer
  • Demolition Hammer
  • Industrial Motor, Capacitor Start Induction Run (4 HP)
  • Computers
  • Portable Heaters and Air Conditioners


Quick Start Guide


Spec Sheet


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