Heidolph RZR 2050 laboratory overhead stirrer lab tru-stir mixer homogenizer

Description

Used  Heidolph RZR 2050
laboratory overhead stirrer, variable speed 40-2000 rpm, 115 v,  The unit powers up, rotates at low speed  but a higher speed the motor produced high rpm but shaft rotates slowly- for parts or repair- no return, no refund . Lot ulstleft