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IET is the world's leading RLC decade box manufacturer.
With 50+ years of stability data and history, IET Labs manufactures a full line of resistance, capacitance and inductance decade boxes that will cover most any budget and application: field, calibration laboratory or automated stations. From the world's highest precision to our cost-effective models. 1000's of models available from: 1 mΩ to 10 TΩ, 1 pF - 10,000 µF, 1 mH- 10 H. Programmable and self-calibrating models available. Contact us if you don’t find the decade box you need and we would be happy to custom build it
IET Labs, maintains some of the finest R, L and C calibration standards in the World. Almost all of IET’s decade boxes are manufactured with pride in the USA.
THERE IS A LOT TO CHOOSE FROM ON THIS PAGE-TO FIND THE BEST MODEL USE THE CATEGORY FILTER ON THE LEFT SIDE OF THE PAGE
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
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
CS Series Cost Effective Capacitance Decade Box
Accurate 0.5% to 4% Wide range from 50 pF - 1000 µF (depending on model) Resolutions as good as 1 pF (depending on model) Broad choice of standard and optional models with many powerful features Compact, convenient, and rugged
HRRS-5 kV & 10 kV Series - High Resistance Decade Box
Choose from units with a max. resistance of 1 GΩ, 10 GΩ, 10 GΩ, 1TΩ or 11 TΩ Units use the most stable and accurate resistors and custom high voltage switches Maximum Voltages of 5000 V or 10,000 V. For 2000 V, consider the standard HRRS Series Used for calibration of Meggers and sourcing out precision high resistance.
LS Series Inductance Decade Box
Accurate 2% Cost effective for lab or educational uses Wide range from 1 µH - 10 H Broad choice of 3 standard models, the LS-400, LS-400A, LS-400L Compact, convenient, and rugged Manufactured in the United States
PLS Series Programmable Inductance Decade Box
Wide range and resolution: 1 µH to 10 H Available at accuracies of : 1% and 2% LabVIEW Drivers for IEEE-488.2 and RS-232 Versions Programmable "open circuit" and "short circuit" states optional Desktop and 19" Rackmount enclosures
PCS Series Programmable Capacitance Decade Box
The world's only programmable capacitance decade box Wide range and resolution: 1 pF to 100 µF Available at accuracies of : 0.5%, 1% and 4% LabVIEW Drivers for IEEE-488.2 and RS-232 Versions Dual / Combo rackmount models ( examples:Resistance & Capacitance )
RCS Series Resistance & Capacitance Box
Combination of resistance and capacitance decades Accurate 0.1% to 4% (depending on model) Capacitance range 100 pF - 100 µF Resistance range 1 Ω - 10 MΩ Compact, convenient, and rugged
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
VRS-100 Series High Resistance Standards
Set of nine, ten or eleven resistors - 1 kΩ, 10 kΩ, 100 kΩ,1 MΩ, 10 MΩ, 100 MΩ, 1 GΩ, 10 GΩ, 100 GΩ, 1 TΩ and 10 TΩ , open circuit (Depending on model) High Accuracy - up to 20 ppm Standard voltage: up to 5 kV (voltages of 10 kV are available) Excellent for calibration of Meggers For higher resistance values above 10 TΩ see SRC-T Network Standards
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 Unit can only be used as a MANUAL unit. Can not be connected to or controlled by a computer