Decade Boxes

With our range of resistance and capacitance decade boxes from premier manufacturers including Extech, Martindale and Time Electronics introducing variable resistance configurations to a circuit is extremely simple.

Find out more about Decade Boxes below.

Time Electronics Precision Fixed Resistance Box (1 Ohm - 10K Ohm)
Stock Due : Estimated 1-2 Weeks
Time Electronics Precision Fixed Resistance Box (1 Ohm - 10K Ohm)
£246.00
£295.20 inc. vat
  • Simple, clear visual indications and labelled terminals
  • Ultra-portable, robust housing is perfect for fieldwork and minimising bench space usage
  • Ideal for educational purposes
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Time Electronics Resistance Box Low Cost (1 Ohm - 1.2M ohm)
Stock Due : Estimated 1-2 Weeks
Time Electronics Resistance Box Low Cost (1 Ohm - 1.2M ohm)
£289.00
£346.80 inc. vat
  • Unambiguous rotary switch dials for changing values
  • 1% margin of error that meets high standards of accuracy
  • Fully-screened device ensuring safety and quality
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Time Electronics PT100 Simulator Handheld (Class A Degrees C)
In Stock : Get It Next Working Day*
Time Electronics PT100 Simulator Handheld (Class A Degrees C)
£331.00
£397.20 inc. vat
  •  +/- 0.03% accuracy
  • Range of -200 to +800 degrees Celsius
  • 23 set points in the range
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Time Electronics Resistance Box Low Ohm  (0.01 Ohm - 1k Ohm)
In Stock : Get It Next Working Day*
Time Electronics Resistance Box Low Ohm (0.01 Ohm - 1k Ohm)
£415.00
£498.00 inc. vat
  • Ergonomic design
  • Multiple gold contact arrangements
  • Colour coded digits
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Time Electronics 1051 Resistance Decade Box (0.01 Ohms to 1MOhm)
In Stock : Get It Next Working Day*
Time Electronics 1051 Resistance Decade Box (0.01 Ohms to 1MOhm)
£515.00
£618.00 inc. vat
  • Safety terminals compatible with numerous plugs
  • High stability and accuracy
  • Protective cover included
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Time Electronics Resistance Box  (1 Ohm - 100M Ohm)
Stock Due : Estimated 2-3 Weeks
Time Electronics Resistance Box (1 Ohm - 100M Ohm)
£519.00
£622.80 inc. vat
  • Can be used with 4mm shrouded plugs
  • High accuracy of 0.1%
  • Colour coded digit units
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Time Electronics Capacitance Box (100pF - 10uF)
Time Electronics Capacitance Box (100pF - 10uF)
£521.00
£625.20 inc. vat
  • Come with protective cover as standard
  • Colour coded digits make referencing data really easy
  • Impressive 1% margin of error and unambiguous safety terminals
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Time Electronics Capacitance Box (10pF - 100uF)
Time Electronics Capacitance Box (10pF - 100uF)
£569.00
£682.80 inc. vat
  • Comes with calibration certificate
  • Maximum voltage of 300VDC and 200V AC
  • Compact and portable shell, weighing just 2.2lbs
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Time Electronics Inductance Box (1mH - 10H)
Time Electronics Inductance Box (1mH - 10H)
£739.00
£886.80 inc. vat
  • Accuracy of 3%
  • Tough and portable
  • Range of 1mH to 10H
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Time Electronics Resistance Box Precision Low Ohm (10 mOhm - 12k Ohm)
Stock Due : Estimated 2-3 Weeks
Time Electronics Resistance Box Precision Low Ohm (10 mOhm - 12k Ohm)
£930.00
£1,116.00 inc. vat
  • High level of accuracy with 0.01% margin of error
  • Maximum settable value of 12,222.21 ohms
  • Perfect for stimulation applications and compatible with PT100 sensors
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Time Electronics Resistance Box - Power 10W (0.1 Ohm - 120 k Ohm)
Stock Due : Estimated 1-2 Weeks
Time Electronics Resistance Box - Power 10W (0.1 Ohm - 120 k Ohm)
£980.00
£1,176.00 inc. vat
  • Multi-wafer switches ensure minimum switch contact resistance
  • 10W per resistor dissipation
  • Ease of use with unambiguous switches on front panel
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Time Electronics Insulation Tester Calibrator
Time Electronics Insulation Tester Calibrator
£3,329.00
£3,994.80 inc. vat
  • Accuracy of 0.1%
  • Operates up to 10 kV
  • Powered by rechargeable battery
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About Decade Boxes

A decade box is used when you introduce a variable resistance into a circuit to check the value of another resistor. In this case, the value you are studying is the resistance value supplied by your resistance and continuity meter or multi-meter.

The decade resistor box contains a variable set of resistors, some in kilo ohms and some in mega ohms, which can be dialled in through interface buttons on the unit's housing. The selected resistance value is then used to check that your meter readings are a true reflection of insulation or continuity in an electrical circuit. The resistors are available for use in the box increase by multiples of ten which is why it is called a decade box.