Download Data Sheet - IET HARS Series (88 KB)

Our HARS Series is the best choice when you need a laboratory grade, tight tolerance, high performance resistance decade box that is also cost effective.

• Resistance from 1 mΩ to 111 MΩ
• Excellent stability - 10 ppm/yr, 25 ppm/ 3 yrs
• Wide choice - single through 11 decade units
• High accuracy - 0.01% (100 ppm)
• HARS-X: ±(0.01% + 2 mΩ)
• HARS-B: ±(0.1% + 4 mΩ)
• Very low zero resistance: <1 mΩ per decade
• High performance solid silver alloy switches
• Low temperature coefficient - 5 ppm/°C
• Noninductive or low inductance resistors
• Rack mounting available
• Special and custom configurations available