Decade Boxes

Filter Ideal Instrument
  1. RS Series Resistance Substitution Box
    • Accurate 0.1% to 1%
    • Wide range from 0.01 Ω - 100 MΩ (Depending on Model)
    • Broad choice of standard and optional models with many powerful features
    • Compact, convenient, and rugged
  2. PRS-300 Precision Programmable Resistance Decade
    • Resistance Range: 0.1 Ω to 20 MΩ
    • Precision Lab Grade Accuracy 70 ppm + 1 mΩ Resolution: 1 μΩ ( 0.000 001 Ω)
    • To further improve accuracy to <20 ppm, for no additional cost, see the PRS-DMM
    • Programmable Decade Resistor with USB Interface and Labview Drivers
    • 5 Year Warranty
  3. PRS-DMM Programmable Self-Adjusting Resistance Standard
    • Patent pending
    • Software leverages the accuracy of an 8.5 digit DMM, with the versatility of the PRS-300 Programmable Resistor to make the most revolutionary standard resistor ever manufactured
    • Resistance Range: 0.1 Ω to 20 MΩ
    • Resolution: 1 μΩ
    • Accuracies better than 20 ppm; source resistance with the same accuracy that your 8.5 Digit DMM can measure.
    • All you need to do is enter the target resistance. The software uses the DMM to measure the resistance being sourced by the PRS-300 and readjusts the source resistance as close as possible to the target resistance.
    • Software automatically provides the measurement uncertainties of every measurement
  4. HARS Series Resistance Decade Box
    • Resistance from 1 mΩ to 111 MΩ
    • Available in double-power version: HARS-X2
    • Wide choice: single through 11 decade units
    • High accuracy - 0.01% (100 ppm) or 0.1% depending on model
  5. PRS Series Programmable Resistance Decade Box
    • IEEE, RS232 or Ethernet Programmable Decade Resistor
    • Wide range and resolution: 1 mΩ to 100 MΩ
    • Available at accuracies of : 0.01%, 0.02%, 0.05%, 0.1%, 0.5%, and 1%
    • Special RTD and custom configurations
    • Dual / Combo rackmount models ( examples: resistance & capacitance )
    • Consider NEW PRS-300 Decade Resistor
  6. HPRS Series High Power Resistance Decade Box
    • Resistance from 1 mΩ to 10 MΩ
    • Power Rating : 225 W/decade, 250 W max. or higher (contact IET for custom higher power units)
    • Accuracy: 0.5% or 1%
    • Special and custom configurations available
  7. esi RS925D Resistance Decade
    • High accuracy - 20 ppm + 0.5 mΩ
    • High stability - 20 ppm + 0.5 mΩ
    • Resistance from 10 mΩ to 1.1 MΩ
    • 20 μΩ resolution 
    • Precise fixed minimum resistance
  8. HARS-LX Series Decade Resistance Substituter Lab Standard
    • High accuracy - as good as 20 ppm
    • High stability - as good as 5 ppm/yr
    • Over 55 models available with resistance from 1 mΩ to 121.1 MΩ
    • Resolution as good 1 mΩ with a fixed decade or 20 μΩ with a rheostat.
  9. esi / Tegam DB62 Decade Resistor
    • Precision accuracy of ±(0.01% + 2 mΩ)
    • Resistance range from 0.01 Ω to 11.1111 MΩ
    • 4 models available, each covering six decades
    • High-performance solid silver-alloy contacts
    • Low zero resistance < 6mΩ
  10. GenRad 1433 Series Decade Resistor
    • Precision accuracy of 0.01%
    • Resistance range from 1 mΩ to 111.11111111 MΩ
    • 36 models available, 3 to 11 dials
    • Long life switches with silver-alloy contacts
  11. OS-260 & OS-270 Resistance Decade Boxes / RTD Simulator
    • The revolutionary ohmSOURCE microprocessor controlled resistor is like nothing you have ever seen before!
    • US Patent 6487456
    • Two cost-effective models available
    • Accuracy's as tight as 0.01%, with resolution as good as 0.01Ω
    • Engineered as an ideal RTD calibrator 

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