PBZ Mechanical seal type
20PBUZ-331A 25PBZ-531A 25PBZ-1031A 25PBZ-1033A 32PBZ-2021A 32PBZ-2023A 25PBZ-4031A 40PBZ-4021A 40PBZ-4023A 50PBZ-7523A-E3 50PBZ-15023A-E3 65PBZ-22023A-E3
●Light and strong due to aluminum case for frame motors
●Long life due to Air Pump Shut-off beariug part
●Less noise base on new design fan
●High reliability with totally enclosed motor
【Deteriorated unfrozen-liquid】and 【unfrozen liquid of which viscosity increase at the low temperature】might damage the pump.