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.

Seaward Cropico RBB5 Decade Box - 5 Decade
In Stock : Get It Next Working Day*
Seaward Cropico RBB5 Decade Box - 5 Decade
£635.00
£762.00 inc. vat
  • 5 decade, high accuracy resistance box
  • Various different models available
  • Waidner Wolff decade minimise switch contact resistance
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Seaward Cropico RBC5 Decade Box, 5 Decade, Choice of Model
Seaward Cropico RBC5 Decade Box, 5 Decade, Choice of Model
£873.00
£1,047.60 inc. vat
  • High accuracy, high stability decade box
  • 5 decades
  • Choice of two models
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Seaward Cropico RBC6-A Decade Resistance Box - 6 Decade
Seaward Cropico RBC6-A Decade Resistance Box - 6 Decade
£1,018.00
£1,221.60 inc. vat
  • Range to 111,111Ω
  • 6 decades
  • High dissipation
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Seaward Cropico RBB6 Decade Resistance Box - 6 Decade, Choice of Model
Seaward Cropico RBB6 Decade Resistance Box - 6 Decade, Choice of Model
Discontinued
  • 6 decades
  • Choose between several different models with different total resistance
  • Smallest steps of up to 0.001mΩ
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Cropico 005-B Decade Resistance Box -5 Decade, 1112.10 Ohms Resistance
Cropico 005-B Decade Resistance Box -5 Decade, 1112.10 Ohms Resistance
£1,485.00
£1,782.00 inc. vat
  • 5 decades
  • High accuracy of 0.01%
  • Suitable for Pt100 and transducer simulation
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Seaward Cropico 006 6 Decade Resistance Box
Seaward Cropico 006 6 Decade Resistance Box
£1,590.00
£1,908.00 inc. vat
  • 6 decade resistance box
  • Highly accurate (0.01%)
  • Choice of 3 versions with different total resistance
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Seaward Cropico 008 Decade Box - 8 Decades
Seaward Cropico 008 Decade Box - 8 Decades
£2,245.00
£2,694.00 inc. vat
  • 8 decade resistance box
  • Highly accurate (0.01%)
  • Choice of 2 versions with different total resistance
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Seaward Cropico RH9A High Resistance/High Voltage Decade Box
Seaward Cropico RH9A High Resistance/High Voltage Decade Box
£2,390.00
£2,868.00 inc. vat
  • High voltage, high resistance decade box
  • Various different models available
  • Built inside its own protective carrying case
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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.