Simpson Big Brute Bb65105 4000PSI Hot Water Pressure Washer

By : Simpson

SKU : 65105
  • Quick Specs
  • PSI: 4000
  • GPM: 4.0
Regular Price: $5,499.99
In Stock

We regret to inform you that Simpson branded gasoline powered products are currently unavailable for delivery to the State of California. However, our experienced Sales Team is here to assist you in finding suitable alternatives from our wide range of Water Cannon products. Please feel free to call us at 1-800-333-9274 for personalized assistance.

Battery Specifications - 12 Volt Rating 165 Cold Crank Amps – 190 Cranking Amps – Deep Cycle - Marine Grade Rechargeable Battery

Dimensions of Battery Box 8” x 5” x 6”

Simpson Brand Pressure Washers are built to order in the USA please allow 3-7 work days for processing plus transport time via Motor Freight from Pleasant Prairie, WI 53158.

BIG BRUTE Hot Water Series

The SIMPSON® Big Brute 4000 PSI @ 4.0 GPM hot water pressure washer powers through industrial cleaning applications. Industry experts rely on the Big Brute for enhanced cleaning power and efficiency. The BB65105 runs on a Vanguard V-twin engine and comes with a 50’ hose, an ergonomic spray gun and 5 Quick Connect nozzles. 12 Volt Burner Does Not Require an Electrical Power Source.


  • 4000 PSI @ 4.0 GPM
  • VANGUARD™ V-twin electric start with low oil shutdown
  • COMET Industrial triplex direct drive plunger pump
  • Armor hose 3/8" x 50′ steel braided hot water hose w/ quick connect
  • Ergonomic hot water spray gun
  • 5 Quick connect nozzles and Downstrea, detergent injector
  • High temperature safety switch
  • Resettable overload breaker switch
  • Rocker switch, thermostat control and hour meter


  • PSI: 4000
  • GPM: 4.0
  • Engine: VANGUARD™ V-twin electric start w/ low oil shutdown
  • Pump: COMET triplex plunger pump
  • Pump/Hose Connection: Quick connect
  • Tires: 10" Premium
  • Gun/Hose Connection: 
  • Wand: 48" Steel with quick connect and threaded M22 connection
  • Nozzle: 0°,15°, 25°, 40° and Soap
  • Frame: Welded steel construction frame


  • Pressure washer
  • Hose
  • Gun
  • Wand
  • 5 Quick connect nozzles
  • Engine Oil
  • Quick set-up guide
  • Manual
  • Battery NOT Included

Pressure Washer Manual

Simpsons Product warranty support is handled through Simpson's contracted service centers. You can reach them toll-free by calling 877-362-4271. You will be required to know your Model Number and Serial Number which can be found where the handle meets the platform base.
California Residents - Click here for Prop 65 WARNINGS


GTIN: 636893404248, 636893404248
Manufacturer: Simpson
SKU: 65105
PSI: 4000
GPM: 4.0
Drive Type: Direct Drive
Powered By: Gasoline
Cold or Hot Water: Hot Water
Variant MPN: 65110

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