Maxwell Manganin Wire Standard Resistance Box SRB-1

Standard Resistance Box : Acc. 0.5 %, SRB-1
Used as reference standard. Manganin wire is used for Resistance Coils.
To be used with Kelvin Double bridge or Digital Micro-ohm Meter
Range 1 milli-Ohm to 1K Ohms,7 different values, Accuracy 0.5% .
7 different values of 1 milli-ohm, 10 milli-ohm, 100 milli-ohm, 1 , 10, 100 & 1Kohm
Current ratings are for 1 milli-ohm(20A),10 milli-ohm(10A), 100milli-ohm(1A),1 ohm(0.5A),10 ohm(100mA), 100ohm(10mA) & 1Kohm(2mA).