The Udor IOTA-20/GR diaphragm pump is built to last with anodized aluminum construction internally manifolded in the unit. With a maximum pump speed of 540 rpm, the IOTA-20/GR works great on three to five horsepower engines with _" shafts and a gear reduction. This pump weighs 17 pounds and has a maximum psi of 275.

Two diaphragm pump with pulsation dampener & control unit with adjustable pressure regulator, manual dump lever & pressure gauge. The "GR" version includes a gearbox with 3/4" hollow shaft for mounting to 3-6.5 hp gas engines. Also a replacement pump for any IOTA-17/GR. UDOR IOTA Series Pumps are internally manifolded with anodized aluminum construction. 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.

Download Product Manual

• Max flow: 5 gpm
• Max pressure: 275 psi
• Includes 6010.23 control unit and 5094.76 gearbox with 3/4" hollow shaft for mounting to 3 to 6.5 hp gas engines
• Port sizes: 3/4" HB inlet, 3/8" HB outlet, 5/8" HB bypass
• Pump shaft rotation: CW and CCW
• Diaphragms: 2, semi-hydraulic, Desmopan® standard Buna available
• Housing: Anodized aluminum
• Max fluid temperature: 140°F
• Weight: 14 lbs