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Convert Liters per Second to Milliliters per Second

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Engineering

Flow Rate Converter
10 sig. figures
Formula1 L/s × 1000 = 1000 mL/s

About Flow Rate Conversions

Volumetric flow rate measures how much fluid volume passes a point per unit of time. The SI unit is the cubic metre per second (m³/s), but practitioners almost never work at that scale — plumbing uses litres per minute, irrigation uses litres per second or cubic metres per hour, and HVAC balances run on cubic feet per minute (CFM). A key trap in international work is the gallon: the US gallon equals 3.785411784 L while the UK (imperial) gallon equals 4.54609 L, so 1 UK gpm is about 1.201 US gpm. Mixing them silently distorts pump and piping specifications by roughly 20%. A modern efficient shower head flows around 9.5 L/min (2.5 US gpm), while a garden hose at full open delivers 40 to 60 L/min. HVAC engineers translate refrigeration tonnage to airflow: rooftop units often spec 400 CFM per ton. Our converter uses exact SI-to-imperial relationships so that pump head, pipe sizing, and cooling tower duty calculations remain consistent across regions.

Quick Conversions

Liters per SecondMilliliters per Second
1 L/s1000 mL/s
2 L/s2000 mL/s
5 L/s5000 mL/s
10 L/s10000 mL/s
25 L/s25000 mL/s
50 L/s50000 mL/s
100 L/s100000 mL/s
250 L/s250000 mL/s
500 L/s500000 mL/s
1000 L/s1000000 mL/s
Unit NameSymbolPer 1 Liter per Second
Cubic Foot per MinuteCFM2.11888
Cubic Foot per SecondCFS0.0353147
Cubic Meter per Hourm³/h3.6
Cubic Meter per Minutem³/min0.06
Cubic Meter per Secondm³/s0.001
Liter per HourL/h3600
Liter per MinuteL/min60
Liter per SecondL/s1
Milliliter per SecondmL/s1000
UK Gallon per MinuteUK gpm13.1982
US Gallon per HourUS gph951.019
US Gallon per MinuteUS gpm15.8503

Frequently Asked Questions

How do I convert Liters per Second to Milliliters per Second?

To convert Liters per Second to Milliliters per Second, use the conversion where 1 Liter per Second (L/s) = 1000 Milliliters per Second (mL/s). For example, 1 Liter per Second = 1000 Milliliters per Second.

What are common Liter per Second to Milliliter per Second conversions?

Here are common conversions: 1 Liters per Second = 1000 Milliliters per Second, 5 Liters per Second = 5000 Milliliters per Second, 10 Liters per Second = 10000 Milliliters per Second, 25 Liters per Second = 25000 Milliliters per Second, 50 Liters per Second = 50000 Milliliters per Second, 100 Liters per Second = 100000 Milliliters per Second.

When would I need to convert Liters per Second to Milliliters per Second?

Converting between these units is common in international trade, scientific research, and everyday situations where different measurement systems are used.

How precise are the conversions?

All conversions use exact factors verified against NIST and ISO standards with up to 10 significant figures of precision. Results are calculated using IEEE 754 double-precision arithmetic, which provides approximately 15-17 significant digits. For temperature and other non-linear conversions, exact formulas are used rather than approximations.