The ZETA-40P/GR diaphragm pump from the ever reliable Udor comes with a gear box so that you can fit engines of 4 to 6.5 HP. It also comes with an adjustable pressure regulator so that you can adapt it for use in a wide variety of industrial situations, and its manual dump lever helps prevent it from failing on the job.

ZETA-40P Three-Diaphragm Poly Pump

Three-cylinder poly diaphragm pump with control unit, adjustable pressure regulator, manual dump lever, dual ball valve outlets, and pressure gauge. Fitted with a gearbox for 4–6.5 HP gasoline engines with 3/4” shafts. Ideal for horticultural and agricultural spraying, mild chlorine, and abrasive fluids. Features anodized aluminum body, poly heads and manifolds, stainless steel valves and diaphragm bolts, self-priming operation, and visual oil sight gauges. Compatible with liquid fertilizers, pesticides, de-icing materials, and other hard-to-handle fluids. Maximum fluid temperature 140°F; custom options up to 200°F. Durable, easy-to-maintain design with heavy-duty diaphragms and large oil bath crank cases.

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• Max flow: 10.5 gpm
• Max pressure: 300 psi
• Includes 6010.96 control unit and 5027.75 gearbox for mounting on 4 to 6.5 hp 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: 46 lbs