Adjustable Resistance Box for Electronics Teaching

Set a known resistance during low-energy circuit experiments with a variable decade resistance box.

✅ Change resistance without swapping loose parts - Selectable settings provide the resistance reference for the experiment.

✅ Compare a circuit against a known value - The box supports suitable teaching exercises in current, voltage and resistance.

✅ Keep the reference at the bench - A self-contained box makes the settings available without a separate resistor collection.

Explore the circuit one setting at a time

A variable resistance can help demonstrate how a simple circuit responds as one value changes. Select the setting, connect the correctly limited experiment and compare the measured result with the expected behaviour.

Check the actual resistance range, tolerance and power rating before use. This is an educational circuit component rather than a general high-power load, and it must not be connected beyond its voltage or dissipation limits.

Technical details

• Type: variable decade resistance box
• Range label reference: 0-99999.9 ohms; verify unit
• Housing: plastic
• Colour: black
• Size: approximately 165 × 125 × 64 mm
• Package: one resistance box

Bring a selectable resistance reference to your circuit lessons.