PM-45A 110v Automatic electronically controlled single end pump.
For hot or cold pressure boosting. 1" female thread on pump inlet, 1" male outlet thread on presscontrol unit.
Max flow 40 litres per minute, maximum pressure 4 bar. Switches on when an outlet is opened and switches off in approx 6-8 seconds when outlet is shut.
Also has the feature of dry run protection.