UPS50B-40/4 wet-rotor, bronze-body circulator pump with 2" flanged connection and a 1/3 HP, 115v, single phase, 3-speed motor for hydronic heating and cooling in closed loop systems. Flange gaskets are included, but flanges are sold separately. Grundfos UPS Series pumps feature a 3-speed motor, which allow the user to adjust the pump speed to fit their specific application. Ceramic bearings ensure years of quiet, trouble-free operation and quick connect terminals provide easy installation.
