6608 vs 6608.19.AC vs 6608201BS0

 
PartNumber66086608.19.AC6608201BS0
DescriptionPHASE ROTATION METER, 15-400HZ, Test Frequency Range:15Hz to 400Hz, Voltage Measuring Range AC:40V to 850V, Operating Temperature Min:0°C, Operating Temperature Max:40°C, External Height:130mm,
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