2-Cylinder, Low Pressure Diaphragm Pumps

IOTA 18, IOTA 20 & IOTA 25 diaphragm pumps are internally manifolded, with anodized aluminum and stainless steel construction. All models include pulsation dampener.

The IOTA 18 M includes a 1 HP, 115 volt electric motor and base plate.

The IOTA 20 GR & IOTA 25 GR include gear reductions for 3/4″ shaft gasoline engines.

IOTA 18, IOTA 20 & IOTA 25 pumps are excellent for various lawn care, horticultural, agricultural, nursery, pest control and turf spraying applications.

Specifications IOTA 20 IOTA 25
Inlet Port 3/4″ Hose Barb 3/4″ Hose Barb
Outlet Ports 1/2″ Hose Barb 1/2″ Hose Barb
Bypass 5/8″ Hose Barb 5/8″ Hose Barb
Dimensions 7.5″L x 12.5″W x 8.5″H
Diaphragm GREENTECH (Std) Buna-N (Opt)
Lubrication: Requires 7 oz. of Udor Lube 40W Premium Pump Oil.
Alternate Oil: 30W non-detergent or 15W-40 non-detergent oil.


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