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Datasheet generated 2026-10-08
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Graco GMAX II 5900 HD 3-IN-1 ProContractor Series Gas Airless Sprayer

Graco · Tools & Workshop Consumables · Spray Packages · USA · graco.com
Part Number
17E840  ·  HS 8424.20
Graco GMAX II 5900 HD 3-IN-1 ProContractor Series Gas Airless Sprayer

Graco 17E840 GMAX II 5900 HD 3-in-1 ProContractor Series Gas Airless Sprayer, part number 17E840. Graco GMax airless sprayer. Honda 6.5 HP engine. 3300 psi maximum working pressure. 1.6 gpm maximum flow rate. Maximum tip size 0.043 in. 1 gun(s) supported. Hi-Boy frame. Wetted material Acetal, Aluminum, Chrome Plating, Fluoroelastomer, Leather, Nylon, PTFE, Polyurethane, Stainless Steel, Tungsten Carbide, UHMWPE, Zinc-Plated Carbon Steel, Nickel-Plated Carbon Steel. All values read from the Graco product page (17E840 on graco.com).

Technical Specifications

BrandGraco
LineGMax
Part number17E840
Compatible MaterialStains, Oil, Lacquer, Primers, Fillers, Acrylics, Interior Emulsions, Exterior Emulsions, Latex, Plaster, Anti-Corrosive Paints, Fire-Retardant Paint, Intumescent
Compatible Replacement Pump17H833
ConvertibleNon-Convertible
Engine BrandHonda
Engine Size (HP)6.5
FeaturesEndurance 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 Size60
Fluid Hose Inside Diameter (in)1/4
Fluid Inlet Size (in)1-5/16
Fluid Inlet Thread TypeUN-2A
Fluid Outlet Size (in)3/8
Fluid Outlet Thread TypeNPSM
Frame ConfigurationHi-Boy
Hose Inlet Diameter (in)1/4
Hose Reel TypeQuikReel
IncludesHeavy-Duty Blue Texture Gun, RAC X LTX 427 Spray Tip, RAC X LTX 531 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
Inlet Paint Strainer8 Mesh Stainless Steel Screen
Maximum Flow Rate (GPM)1.6
Maximum Fluid Working Pressure (psi)3300
Maximum Hose Length (ft)150
Maximum Sound Pressure Level (dB(A))96
Maximum Tip Size (in)0.043
Maximum Tip Size 1 Gun (in)0.043
Maximum Tip Size 2 Guns (in)0.033
Maximum Tip Size 3 Guns (in)0.023
Maximum Working Pressure (MPa)22.8
Maximum Working Pressure (psi)3300
ModelGMAX II HD
Number of Guns1
Outlet Paint Filter60 Mesh Stainless Steel Screen
Overall Height (in)38.0
Overall Length (in)32.7
Overall Width (in)24.4
Power Rating (HP)6.5
Power Rating (W)4847
Power Rating (kW)4.85
Power SourceGas
Pressure Control TypeSmartControl 3.0
Product SeriesProContractor
Pump Mount TypeProConnect 2
Pump Rod TypeMaxLife
Pump Sleeve MaterialMaxLife
Pump TypeEndurance Vortex
Series5900
Spray Gun TypeHD Blue Texture Gun
Spray TypeAirless
TypeAirless Sprayer
Weight (lb)147
Wetted MaterialAcetal, Aluminum, Chrome Plating, Fluoroelastomer, Leather, Nylon, PTFE, Polyurethane, Stainless Steel, Tungsten Carbide, UHMWPE, Zinc-Plated Carbon Steel, Nickel-Plated Carbon Steel
Fluid Inlet Size (mm)33.34
Fluid Outlet Size (mm)9.525
Hose Inlet Diameter (cm)0.635
Hose Inlet Diameter (mm)6.35
Maximum Flow Rate (L/min)6.06
Maximum Hose Length (m)45
Maximum Working Pressure (bar)227
Maximum Working Pressure (kPa)22700
Maximum Working Pressure (kg/cm²)22.7
Overall Height (cm)98.6
Overall Height (mm)965
Overall Length (cm)83.1
Overall Length (mm)846
Overall Width (cm)62.0
Overall Width (mm)620
Power Rating (cc)200
Recommended Annual UsageUp to 1,000 gallons per week
Weight (kg)67

Properties

MaterialAcetal, Aluminum, Chrome Plating, Fluoroelastomer, Leather, Nylon, PTFE, Polyurethane, Stainless Steel, Tungsten Carbide, UHMWPE, Zinc-Plated Carbon Steel, Nickel-Plated Carbon Steel
Pressure rating3300 psi max
MOQ1

Compatibility

Complete spray system/package. Confirm engine/power source, maximum tip size, number of guns and wetted material against the coating and layout before ordering; bundled items are listed under "Includes" in the specifications.

Attached Documents