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Signature 4300 ED

The ED stands for ‘extended duty’ and the 4300 ED is the toughest of the tough.  This pump is built with longer bushings and larger diameter shafts for the ultimate in pump life.  For the industry’s highest flow volume, this pump can crank out 420 gpm with rubber gears and a whopping 660 gpm with steel gears.

Port Size: 4"

Pump Life

Flow Volume

Leak Resistance

Ease of Repair

4" BOWIE FLOW CHART with Steel Gears WATER 31 SSU (Rubber Gears have 95% efficiency vs. Steel)

Download Signature 4300 ED Pump Curve

Signature 4300 ED Dimensions

Download Side View Base View End View

Signature 4300 ED Exploded View

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