Yokogawa / Decade Resistance Box / 2786-20 
Resistance Range (Six decade dials)
1 to 111,111Ω
Residual Residence Less then 23mΩ 
Power Rating 0.3W/Step, Within 3W for overall instrument 
Maximum Allowed Input  0.5W/Step, 5W for Overall Instrument 
Maximum Circuit Voltage  250V 
Operating Temperature Range 0 to 40°C ( 32 to 104°C) 
Storage Temperature Range -10 to 50°C (14 to 122°F) 
Humidity Range 25 to 85% relative humidity 
Insulation Resistance More than 500MΩ at 500V DC between panel and circuit 
Dielectric Strength 1,500 V AC for one minute 
Dimensions 116 x 497 x 120mm (4 5/8 x 19 5/8 x 4 3/4") 
Weight 7.76lbs (3.5kg)