Graco 17E840 GMAX II 5900 HD ProContractor Overview
Compatible Machines
Graco 17E840 GMAX II 5900 HD ProContractor shares key components and accessories with several Graco GMAX and GH Series models, ensuring easy part replacement and upgrade flexibility.
- GMAX II 5900 Standard
- GMAX II 7900
- GMAX II 3900 HD
- GH 200 Convertible Series
- GH 230 Convertible Series
Product Description
Graco 17E840 GMAX II 5900 HD 3-in-1 ProContractor Gas Airless Sprayer is a top-tier, heavy-duty sprayer engineered for professional contractors handling large commercial and residential projects. Designed for unmatched power, versatility, and reliability, it delivers high performance across a range of coatings and applications.
Key Features
- Honda GX Engine (6.5 HP): Provides dependable power for high-output spraying.
- Endurance Vortex MaxLife Pump: Reduces wear, extending pump life and maintenance intervals.
- SmartControl 3.0: Ensures consistent pressure and a superior spray finish.
- QuikReel Hose Management: Deploy and rewind up to 300 ft of hose quickly and safely.
- ProConnect 2 System: Allows fast, tool-free pump replacement on the job.
- MaxFlo 2 with Pack-Out Protection: Enhances performance with heavy coatings by preventing material buildup.
Technical Specifications
| Specification | Detail |
| Maximum Working Pressure | 3,300 PSI |
| Maximum Flow Rate | 1.6 GPM |
| Maximum Tip Size (1 Gun) | 0.043 inch |
| Engine Type | Honda GX 6.5 HP |
| Frame Configuration | Hi-Boy |
| Weight | Approx. 147 lbs |
Applications
Ideal for large commercial, industrial, and residential jobs, the GMAX II 5900 HD ProContractor can spray:
- Latex and acrylic paints
- Elastomerics and epoxies
- Primers and sealers
- High-viscosity coatings
Frequently Asked Questions
The ProContractor Series includes enhanced features such as the QuikReel hose system, LED display, upgraded pump durability, and faster maintenance tools compared to the Standard model.
Yes. The sprayer’s MaxFlo 2 system and Vortex MaxLife Pump make it capable of spraying thicker and high-viscosity materials without clogging or wear issues.
Regular cleaning after each use, inspection of hoses and filters, and periodic pump lubrication ensure long-term reliability and optimal spray performance.
