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.

Maximum Tip Size 0.036
Maximum psi (bar) 3300 (227)
Maximum gpm (lpm) 1.25 (4.7)
Honda Engine CC (HP) 120 (4.0)
Control SmartControl 3.0
Weight lb (kg) 109 (50)
Gun Support (Gas):
1 Gun 0.036
2 Guns 0.023