The R­-187-­B shunt resistor is a precision Cu-­Mn resistance. It consists of two force and two sense contacts for conventional four-­wire measurements.


The shunt is designed for precision current measurement in instruments, industrial, and automotive applications, typically including energy meters, ampere meters, power inverters, battery current monitoring.


Parameter Typical Value Unit
Continuous current 90 Amps
Continuous power 1.5 W
Resistance 187 μOhm
Accuracy of absolute resistance 5 %
Resistivity temperature coefficient 25 ppm/K
Applicable temperature range -50 … 150 degC