GMAX II 3900

GMAX II 3900 ProContractor Series Gas Airless Sprayer

17E828

17E828_GMAXII_3900_ProContractor_190520_Main

GMAX II 3900

GMAX II 3900 ProContractor Series Gas Airless Sprayer

17E828

Producing 65% more performance than the GMAX 3400, the GMAX II 3900 has the power and flow to handle up to two guns and is ideal for the professional contractor who sprays a wide variety of coatings.

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Features

Product Brochure
Producing 65% more performance than the GMAX 3400, the GMAX II 3900 has the power and flow to handle up to two guns and is ideal for the professional contractor who sprays a wide variety of coatings.

Work Smarter, Finish More Jobs. Graco GMAX ProContractor Series gas-powered airless paint sprayers are designed to deliver speed & performance so you can get to the next jobsite faster and increase your profits.

  • Endurance Vortex MaxLife Piston Pump
    • Superior pump life
    • Breakthrough vortex rotating rod technology
    • Repack the pump in minutes with the new QuikPak Cartridge System
    • Lasts 6X longer between repacks with innovative MaxLife technology
    • Oversized passages for high velocity flow to rotate piston for even wear Repack pump in minutes with new QuikPak cartridge repair system
  • ProConnect 2 Pump Replacement System
    • Pump swaps in 1-minute or less – no tools, pins or parts to lose
    • Eliminate costly downtime
  • QuikReel Hose Management System
    • Easy hose management
    • Deploy and rewind up to 300 feet of hose in seconds
    • No twisting, kinking, and coiling
    • Use only the hose you need — the rest stays on the reel
  • Crushproof Inlet Strainer
    • Durable filtration
    • Stands up to harsh impacts to maintain even flow through filter
  • SmartControl 3.0
    • Consistent spray fan & pressure control
    • Handles the widest range of coatings with the most consistent fan pattern
    • Lowest dead band at any pressure
  • WatchDog Pump Protection System
    • Automatically prevents pump damage if material supply is too low
  • Precision Advantage Drive
    • The longest lasting drive
    • Improved jobsite conditions with extremely quiet operation
    • Lifetime Warranty
  • Honda® Engine
    • Reliable, powerful & easy-to-start
    • Oil Alert shuts down engine to prevent damage if oil level drops too low
    • Contractor Preferred
  • Contractor PC Spray Gun
    • All-day comfort & control
    • Lightest weight gun in its class
    • Up to 50% lighter trigger pull force
    • E-Z Fit adjustable trigger length
    • Complete no-tools gun rebuild in seconds with ProConnect cartridge
    • More info: graco.com/ContractorPC
  • Additional Features:
    • Easy Out Pump Filter
    • Heavy-Duty Prime Valve
    • LED Display
    • Rugged, Durable Cart Design
17E828_GMAXII_3900_ProContractor_190520_Main

Specifications

Technical Specifications

Convert to Metric
Convertible Non-Convertible
Engine Brand Honda
Engine Size (HP) 4
Features QuikReel, SmartControl 3.0, Easy Out Filter, ProConnect 2, Contractor PC Gun, LED Display, Advantage Drive, Honda Engine, Crushproof Inlet Strainer, Endurance Vortex MaxLife Pump, WatchDog
Fluid Inlet Size (in) 1-5/16
Fluid Inlet Thread Type UN-2A
Fluid Outlet Size (in) 1/4
Fluid Outlet Thread Type NPSM
Hose Inlet Diameter (in) 1/4
Hose Reel Type QuikReel
Includes Contractor PC Gun, RAC X 517 Spray Tip, RAC X Guard, 1/4 in x 50 ft BlueMax II Airless Hose
Inlet Paint Strainer 8 Mesh Stainless Steel Screen
Maximum Flow Rate (GPM) 1.25
Maximum Sound Pressure Level (dB(A)) 96
Maximum Tip Size (in) 0.036
Maximum Tip Size 1 Gun (in) 0.036
Maximum Tip Size 2 Guns (in) 0.023
Maximum Working Pressure (psi) 3300
Model GMAX II
Number of Guns 2
Outlet Paint Filter 60 Mesh Stainless Steel Screen
Overall Height (in) 38.3
Overall Length (in) 32.3
Overall Width (in) 22.3
Power Rating (HP) 4
Power Source Gas
Pressure Control Type SmartControl 3.0
Pump Mount Type ProConnect 2
Pump Rod Type MaxLife
Pump Sleeve Material MaxLife
Pump Type Endurance Vortex
Series 3900
Type Airless Sprayer
Weight (lb) 133
Wetted Material Acetal, Aluminum, Chrome Plating, Fluoroelastomer, Leather, Nylon, PTFE, Polyurethane, Stainless Steel, Tungsten Carbide, UHMWPE, Zinc-Plated Carbon Steel, Nickel-Plated Carbon Steel
Convertible Non-Convertible
Engine Brand Honda
Engine Size (HP) 4
Features QuikReel, SmartControl 3.0, Easy Out Filter, ProConnect 2, Contractor PC Gun, LED Display, Advantage Drive, Honda Engine, Crushproof Inlet Strainer, Endurance Vortex MaxLife Pump, WatchDog
Fluid Inlet Size (cm) 3.334
Fluid Inlet Size (mm) 33.34
Fluid Inlet Thread Type UN-2A
Fluid Outlet Size (cm) 0.635
Fluid Outlet Size (mm) 6.35
Fluid Outlet Thread Type NPSM
Hose Inlet Diameter (cm) 0.635
Hose Inlet Diameter (mm) 6.35
Hose Reel Type QuikReel
Includes Contractor PC Gun, RAC X 517 Spray Tip, RAC X Guard, 1/4 in x 50 ft BlueMax II Airless Hose
Inlet Paint Strainer 8 Mesh Stainless Steel Screen
Maximum Flow Rate (L/min) 4.73
Maximum Sound Pressure Level (dB(A)) 96
Maximum Tip Size (cm) 0.09144
Maximum Tip Size (mm) 0.9144
Maximum Tip Size 1 Gun (cm) 0.09144
Maximum Tip Size 1 Gun (mm) 0.9144
Maximum Tip Size 2 Guns (cm) 0.05842
Maximum Tip Size 2 Guns (mm) 0.5842
Maximum Working Pressure (bar) 227
Maximum Working Pressure (kPa) 2270
Model GMAX II
Number of Guns 2
Outlet Paint Filter 60 Mesh Stainless Steel Screen
Overall Height (cm) 97.3
Overall Height (mm) 973
Overall Length (cm) 82
Overall Length (mm) 820
Overall Width (cm) 56.6
Overall Width (mm) 566
Power Rating (HP) 4
Power Rating (cc) 120
Power Source Gas
Pressure Control Type SmartControl 3.0
Pump Mount Type ProConnect 2
Pump Rod Type MaxLife
Pump Sleeve Material MaxLife
Pump Type Endurance Vortex
Series 3900
Type Airless Sprayer
Weight (kg) 60.5
Wetted Material Acetal, Aluminum, Chrome Plating, Fluoroelastomer, Leather, Nylon, PTFE, Polyurethane, Stainless Steel, Tungsten Carbide, UHMWPE, Zinc-Plated Carbon Steel, Nickel-Plated Carbon Steel

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