Wet end for Koller jet pumps

This wet end is compatible with all the Koller single-speed and 2-speed jet pumps. It is sold with its volute, impeller, wet end seal, faceplate o-ring and faceplate. The drain plug is available separately.

The wet end is available in a choice of three different impellers, called 2 HP, 2.5 HP and 3 HP.

To determine which wet end model you need, simply note the part number on the pump motor and refer to the following table:

Dimensions
Diagonal distance between the supporting wet end legs: 155 mm
Width: 205 mm
Height: 215 mm

Connections
Outflow and intake: male threaded with a 78 mm outside diameter (2-inch MBT).
It is normally connected to a 2-inch pipe.

Part numbers
4631-1N : 2HP
4631-2N : 2.5HP
4631-3N : 3HP