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Udor 03-Z85GR5 Zeta-85/GR-5 Triple Diaphragm Pump with Gear Box, 22 GPM

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48.00 lbs
Usually Ships in 2 Weeks
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Low pressure 3-cylinder diaphragm pump. Plasticized aluminum heads and glass-filled nylon manifolds offer durability. The ZETA-85/GR-5 pumps up to 22 gallons per minute. Gear box fitted for use with 4-6.5HP gasoline engines with 3/4" shafts.
Pressure Washing

Pressure Washing


Technical Specifications

Max GPM: 22
Max PSI: 300
Max Temperature: 140 degrees F
RPM: 540
Inlet Port: 1 1/4 inch

Product Description

22 GPM Three-Diaphragm Pump with Gear Box

A low-pressure, low-RPM 3-cylinder diaphragm pump, the Udor ZETA-85 is the go-to choice for "soft wash" car wash needs, low-pressure cleaning services, and a number of other chemical applications. Solid crankcase construction, heavy-duty connecting rods, and simplicity of design make it both durable and easy to maintain, while self-lubricating piston sleeves keep pumping effortlessly. The Zeta-85/GR-5 includes a 3/4" gear box for use with 4-6.5 HP gasoline engines. DESMOPAN diaphragm. 3/4" bypass.


  • Max RPM: 540
  • Maximum Flow: 22 GPM
  • Maximum Pressure: 300 PSI
  • Maximum Fluid Temperature: 140°F
  • Inlet port: 1 1/4" hose barb
  • Outlet port: 1/2" hose barb
  • Weight: 36 lbs

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