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Flow Rate Converter: Convert Units Online

This free flow rate converter converts 7 units, including litre per minute, litre per second and cubic metre per hour. Type a value, choose the units and read the answer, plus the value in every other unit.

By Debmedia Technologies LLP · Kolkata, India · Updated

What Is It and When Do You Need It?

Flow rate is the volume of liquid or gas that passes a point in a given time. Pumps, taps, irrigation systems and ventilation fans all list flow in different units.

This converter handles 7 units for litre per minute and shows the result in all of them at once, so you rarely need a second lookup.

How to Use This Tool

  1. Type the value you want to convert.
  2. Choose the unit you have in the From list.
  3. Choose the unit you want in the To list.
  4. Press Convert and read the answer and the table of every unit.

How the Calculation Works

Every unit is stored as a multiple of one reference unit (the litre per minute). To convert, the value is multiplied into the reference unit and then divided by the size of the target unit. All factors are exact or taken from standard definitions, and results show up to ten significant digits.

Worked Example

You enterYou get
1 L/min0.016666667 L/s
10 L/min0.6 m³/h
100 L/s6000 L/min

Reference values:

FromTo
1 Litre per minute0.016666667 L/s
1 Litre per minute0.06 m³/h
1 Litre per minute1.6666667e-05 m³/s
1 Litre per minute0.26417205 GPM
1 Litre per minute0.035314667 CFM
1 Litre per minute1000 mL/min

Common Uses

  • Sizing pumps and irrigation systems.
  • Checking tap and shower flow.
  • Ventilation and fan ratings in CFM.
  • Medical drips in millilitres per minute.

Tips and Common Mistakes

  • One cubic metre per hour is about 16.67 litres per minute.
  • CFM is common for fans and air flow in the US.
  • Use the table under the answer to see the same value in every unit.

Next, you may need the density converter, illuminance converter, radioactivity converter, radiation dose converter.

Everything runs in your browser. Nothing you type is uploaded, stored or sent to any outside service.

Frequently Asked Questions

Choose litre per minute in the From list and litre per second in the To list, type your value and press Convert. For example 1 L/min equals 0.016666667 L/s.
It uses the exact or standard definitions of each unit and shows up to ten significant digits. It is suitable for school, cooking, travel, engineering estimates and general use.
Yes. Decimals, commas and scientific notation such as 1.5e6 are accepted. Very large and very small results are shown in scientific notation.
No. The conversion runs in your browser and nothing is sent to us.

Disclaimer: results are calculated in your browser from the numbers you enter. Check important results before you rely on them for money, health, safety or legal decisions.