Specifications: -Size(mm): 620(L) X 440(W) X 460(H) -Weight: 37 KGS -Plunger no. & dia.(mm): 3 X 42 -Pressure: 21 ~ 50 kg/cm2 -Engine: 9 ~ 18 PS -Motor: 6 ~ 14 HP Description: -Constructed design and mechanism outstanding. -Nodular graphite cast iron cylinder. -Pressure adjustable overflow assembly. -Nitrided stainless steel plunger, chrome plated stainless steel plunger and ceramic plunger are available. -Aluminum alloy die casting crank case. -Packings made of special acid & alkali proof and abrasion proof materials. Character: -The motor or engine automatically unload while you stop spraying. -Prolong the operating life of the spraying hose and sprayer successfully. -The highly sensitive auto-release unloader offers you long distance spraying with efficient.