GMAX II 7900 ProContractor Series Gas Airless Sprayer Hi-Boy
$8,509.00
The GMAX II 7900 ProContractor Series, Graco’s largest gas-powered mechanical sprayer, offers 35% more performance than the GMAX II 5900. Built for the toughest jobs, it handles wide tip sizes, multiple guns, and heavy-duty coatings effortlessly.
With a powerful 6.5 HP Honda engine and a spraying capacity of 2.2 GPM, the GMAX II 7900 ProContractor is designed to maximize efficiency and performance on large job sites. This sprayer allows contractors to work smarter and finish jobs faster, making it ideal for residential, commercial, and industrial applications.
Key Features
- Endurance Vortex MaxLife Piston Pump: Enhanced durability with vortex rotating rod technology for even wear, lasting 6X longer between repacks.
- ProConnect 2 Pump Replacement System: Quick pump swaps in under a minute with no tools required, reducing downtime on the job.
- QuikReel Hose Management System: Efficient hose deployment and storage, holding up to 300 feet of hose without kinking or coiling.
- Crushproof Inlet Strainer: Durable filtration that withstands harsh jobsite conditions to ensure steady flow.
- SmartControl 3.0: Maintains a consistent spray fan and pressure for the widest range of coatings with minimal dead band.
- WatchDog Pump Protection System: Automatic shutdown to prevent pump damage when material supply is low.
- Precision Advantage Drive: Quiet, durable operation with a Lifetime Warranty.
- Honda Engine: Reliable and easy to start, featuring Oil Alert for added protection.
- Contractor PC Spray Gun: Lightweight with an adjustable trigger, designed for comfort with easy maintenance using the ProConnect cartridge.
Technical Specifications
| Compatible Material | Stains, Oil, Lacquer, Primers, Fillers, Acrylics, Interior & Exterior Emulsions, Latex, Anti-Corrosive Paints |
| Compatible Replacement Pump | 17H825 |
| Construction | 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) | 6.5 |
| Features | Endurance Vortex MaxLife Pump, SmartControl 3.0, QuikReel, Honda Engine, Advantage Drive, ProConnect 2, Easy Out Filter, Crushproof Inlet Strainer, Heavy-Duty Prime Valve, WatchDog, LED Display, Contractor PC Gun |
| Filter Mesh Size | 60 |
| Fluid Hose Inside Diameter (in) | 1/4 |
| Fluid Inlet Size (in) | 1-5/16 |
| Fluid Inlet Thread Type | UN-2A |
| Fluid Outlet Size (in) | 3/8 |
| Fluid Outlet Thread Type | NPSM |
| Frame Configuration | Hi-Boy |
| Hose Inlet Diameter (in) | 1/4 |
| Hose Reel Type | QuikReel |
| Includes | Contractor PC Gun, RAC X LP 517 Spray Tip, RAC X Guard, 3/8 in x 50 ft BlueMax II Airless Hose, 1/4 in x 3 ft BlueMax II Airless Whip Hose, TSL 4 oz |
| Inlet Paint Strainer | 8 Mesh Stainless Steel Screen |
| Maximum Flow Rate (GPM) | 2.2 |
| Maximum Fluid Working Pressure (psi) | 3300 |
| Maximum Hose Length (ft) | 200 |
| Maximum Sound Pressure Level (dB(A)) | 96 |
| Maximum Tip Size (in) | 0.048 |
| Maximum Tip Size 1 Gun (in) | 0.048 |
| Maximum Tip Size 2 Guns (in) | 0.035 |
| Maximum Tip Size 3 Guns (in) | 0.027 |
| Maximum Tip Size 4 Guns (in) | 0.023 |
Dimensions
| Overall Height (in) | 38.0 |
| Overall Length (in) | 33.3 |
| Overall Width (in) | 24.4 |
| Weight (lb) | 167 |
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