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Industrial Calculators

Throughput Calculator

Throughput rate from work in progress and flow time using Little’s Law, and the WIP needed for a target rate.

Enter values

Results update as you type.

Result

Throughput

20 units/hour

Per shift (8 h)
160
Per day (24 h)
480

About the Throughput Calculator

Throughput rate from work in progress and flow time using Little’s Law, and the WIP needed for a target rate.

Also known as: littles law calculator, flow rate, wip calculator.

How to use this calculator

  1. Enter work in progress (units), average flow time (hours).
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Review the breakdown shown under the main result.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

Little's Law: WIP = throughput × flow time

Worked example

Using the values pre-filled in the calculator above:

  • Work in progress (units) = 120
  • Average flow time (hours) = 6

the calculator returns:

  • Throughput: 20 units/hour
  • Per shift (8 h): 160
  • Per day (24 h): 480