GRACO 17E827 GMAX II 3900 Standard Series Gas Airless Sprayer, Hi-Boy
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.
Everyday Reliability. Graco GMAX Standard Series gas-powered airless paint sprayers deliver unmatched durability and performance, with the capability to handle the widest range of tip sizes, longer hose lengths and heavier coatings with ease.
- Endurance Chromex Piston Pump
- The most reliable pump
- Lasts 2X longer than the next leading brand
- Repack the pump in minutes with the new QuikPak Cartridge System
- QuikChange pump design allows you to swap the pump easily on the job
- Faster cleaning with the QuikAccess intake foot valve
- 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
- Precision Advantage Drive
- The longest lasting drive
- Hardened steel gears provide extremely quiet operation
- Lifetime Warranty
- Easy Out Pump Filter
- Easy maintenance & less clogging
- Exclusive inside-out filtering won't collapse to ensure a quality finish
- Vertical design for less mess
- Heavy-Duty Prime Valve
- Maintenance-free design withstands high-pressure dumping
- Durable Cart Design
- Rugged and easy-to-maneuver
- Thick chrome over steel and pneumatic wheels for tough jobsite conditions
- Retractable handle doubles as coiled hose storage
- 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 gun rebuild in seconds with ProConnect cartridge
- More info: graco.com/ContractorPC
- Jobsite Ready
- Includes RAC X SwitchTip and 50 ft of BlueMax II hose
Specifications
| Convertible | Non-Convertible |
| Engine Brand | Honda |
| Engine Size (HP) | 4 |
| Features | Endurance Chromex Pump, SmartControl 3.0, Honda Engine, Advantage Drive, Easy Out Filter, Heavy-Duty Prime Valve, Contractor PC Gun |
| Fluid Inlet Size (in) | 1-5/16 |
| Fluid Inlet Thread Type | UN-2A |
| Fluid Outlet Size (in) | 1/4 |
| Fluid Outlet Thread Type | NPSM |
| Frame Configuration | Hi-Boy |
| Hose Inlet Diameter (in) | 1/4 |
| Includes | Contractor PC Gun, RAC X LTX 517 Spray Tip, RAC X Guard, 1/4 in x 50 ft BlueMax II Airless Hose, TSL 4 oz |
| 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 (MPa) | 22.8 |
| Maximum Working Pressure (psi) | 3300 |
| Model | GMAX II |
| Number of Guns | 2 |
| Outlet Paint Filter | 60 Mesh Stainless Steel Screen |
| Overall Height (in) | 40.8 |
| Overall Length (in) | 38.3 |
| Overall Width (in) | 22.3 |
| Power Rating (HP) | 4.0 |
| Power Rating (W) | 2982.8 |
| Power Rating (kW) | 2.98 |
| Power Source | Gas |
| Pressure Control Type | SmartControl 3.0 |
| Pump Mount Type | QuikChange |
| Pump Rod Type | Chromex |
| Pump Sleeve Material | Stainless Steel |
| Pump Type | Endurance |
| Recommended Annual Usage | Up to 500 gallons per week |
| Series | 3900 |
| Type | Airless Sprayer |
| Weight (lb) | 106 |
| 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 | Endurance Chromex Pump, SmartControl 3.0, Honda Engine, Advantage Drive, Easy Out Filter, Heavy-Duty Prime Valve, Contractor PC Gun |
| 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 |
| Frame Configuration | Hi-Boy |
| Hose Inlet Diameter (cm) | 0.635 |
| Hose Inlet Diameter (mm) | 6.35 |
| Includes | Contractor PC Gun, RAC X LTX 517 Spray Tip, RAC X Guard, 1/4 in x 50 ft BlueMax II Airless Hose, TSL 4 oz |
| 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 (MPa) | 22.8 |
| Maximum Working Pressure (bar) | 228 |
| Maximum Working Pressure (kPa) | 22800 |
| Model | GMAX II |
| Number of Guns | 2 |
| Outlet Paint Filter | 60 Mesh Stainless Steel Screen |
| Overall Height (cm) | 103.6 |
| Overall Height (mm) | 1036 |
| Overall Length (cm) | 97.3 |
| Overall Length (mm) | 973 |
| Overall Width (cm) | 56.6 |
| Overall Width (mm) | 566 |
| Power Rating (HP) | 4.0 |
| Power Rating (W) | 2982.8 |
| Power Rating (cc) | 120 |
| Power Rating (kW) | 2.98 |
| Power Source | Gas |
| Pressure Control Type | SmartControl 3.0 |
| Pump Mount Type | QuikChange |
| Pump Rod Type | Chromex |
| Pump Sleeve Material | Stainless Steel |
| Pump Type | Endurance |
| Recommended Annual Usage | Up to 500 gallons per week |
| Series | 3900 |
| Type | Airless Sprayer |
| Weight (kg) | 48 |
| Wetted Material | Acetal, Aluminum, Chrome Plating, Fluoroelastomer, Leather, Nylon, PTFE, Polyurethane, Stainless Steel, Tungsten Carbide, UHMWPE, Zinc-Plated Carbon Steel, Nickel-Plated Carbon Steel |
