With three diaphragms and fully adjustable pressure levels, the ZETA-85P with gear reduction is only of the most versatile commercial pumps on the market. The additional gear box allows the engine to run at varying speeds between 4 and 6.5 HP. The manual dump lever makes cleaning out the system simple, and the dual valve outlets make wide coverage easier than ever.

Three diaphragm poly pump (poly heads) with control unit with adjustable pressure regulator, manual dump lever, dual ball valve outlets & pressure gauge and gearbox for mounting on 5 to 6.5 hp engines. ZETA-85P low pressure, 3-cylinder poly diaphragm pumps are excellent for various horticultural and agricultural spraying applications. These pumps are also very effective for mild chlorine and abrasive fluids. Simplicity of design and common parts allow easy and affordable maintenance. ZETA-40P and ZETA-85P pumps have anodized aluminum bodies, stainless steel valves, stainless steel diaphragm bolts, poly heads and poly manifolds. A control valve and pressure gauge are standard on both models. Features: Can Be Run Dry. Visual Oil Sight Gauges. Self-Priming Operation. Stainless Steel Check Valves. Large Capacity Oil Bath Crank Cases With Drain Plugs for Ease of Maintenance. Compatible with Most Fluids, Including: Liquid Fertilizers, Abrasive Materials, Suspension Products, Pesticides, De-Icing Materials and Other Hard To Handle Fluids. Adapt Easily To PTO, Gas Engine, Hydraulic And Belt Drive Applications. Maximum Fluid Temperature, 140° F. Custom Pumps Available To 200° F. Largest Selection of Flows, Pressures and Drive Options Available. Over 50 Years Of Diaphragm Pump Experience. One Piece Stainless Steel Diaphragm Bolts. Heavy Duty Pre-Formed Urethane Diaphragms.

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• Max flow: 22 gpm
• Max pressure: 300 psi
• Includes 6010.96 control unit and 5027.75 gearbox with 3/4" hollow shaft for mounting on 5 to 6.5 hp gas engines
• Port sizes: 1-1/4" HB inlet, (2) 1/2" HB outlet and 3/4" HB Bypass
• Pump shaft rotation: CW and CCW
• Diaphragms: 3, semi-hydraulic, Desmopan® standard Buna available
• Head material: Polypropylene for increased chemical resistance
• Max fluid temperature: 140°F
• Weight: 48 lbs