Liter/Hour to Liter/Second Converter

Flow Rate Converter

14 units available

Decimals:

From

To

0.000278

1 L/h = 0.000278 L/s

Formula:

L/s = L/h × 0.0002777778

With your value: 1 L/h = 0.00027778 L/s

Other Liter/Hour to Liter/Second conversions

2 L/h to L/s 3 L/h to L/s 4 L/h to L/s 5 L/h to L/s 6 L/h to L/s 7 L/h to L/s 8 L/h to L/s

Liter/Hour to Liter/Second Conversion Table

Liter/Hour (L/h)	Liter/Second (L/s)
0.5	0.000139
1	0.000278
2	0.000556
5	0.001389
10	0.002778
15	0.004167
20	0.005556
25	0.006944
50	0.013889
100	0.027778
250	0.069444
500	0.138889
1000	0.277778

Liter/Second to Liter/Hour Conversion Table

Liter/Second (L/s)	Liter/Hour (L/h)
0.5	1,800
1	3,600
2	7,200
5	18,000
10	36,000
15	54,000
20	72,000
25	90,000
50	180,000
100	360,000
250	900,000
500	1,800,000
1000	3,600,000

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Liter/Hour (L/h)

Flow Rate

Exact conversion

Derived quantity: a defined volume divided by a defined time interval (m³/s). All listed units are exact multiples of the cubic metre per second.

Source: ISO 80000, Quantities and units (all parts)

International Organization for Standardization · Reviewed 2026-07-01

Liter/Second (L/s)

Flow Rate

Exact conversion

Derived quantity: a defined volume divided by a defined time interval (m³/s). All listed units are exact multiples of the cubic metre per second.

Source: ISO 80000, Quantities and units (all parts)

International Organization for Standardization · Reviewed 2026-07-01

How to Convert Liter/Hour to Liter/Second

To convert from Liter/Hour (L/h) to Liter/Second (L/s), multiply the value by 0.0002777778.

Formula: L/s = L/h × 0.0002777778

Reverse: L/h = L/s × 3,600

Step-by-Step Example

Start with your value in Liter/Hour. For example: 5 L/h
Multiply by the conversion factor: 5 x 0.0002777778
The result is: 0.001389 L/s

About Liter/Hour

The liter/hour (L/h) is a unit of flow rate. One liter/hour equals 2.777778 × 10^-7 base units. UnitConvertLab converts it against every other flow rate unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: flow rate calculations, engineering and science, education.

About Liter/Second

The liter/second (L/s) is a unit of flow rate. One liter/second equals 0.001 base units. UnitConvertLab converts it against every other flow rate unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: flow rate calculations, engineering and science, education.

Frequently Asked Questions

How many Liter/Second are in 1 Liter/Hour?

There are exactly 0.0002777778 Liter/Second in 1 Liter/Hour. This means the conversion factor from Liter/Hour to Liter/Second is 0.0002777778.

What is the formula to convert Liter/Hour to Liter/Second?

The formula to convert Liter/Hour to Liter/Second is: L/s = L/h × 0.0002777778. For example, to convert 10 Liter/Hour to Liter/Second, you would multiply 10 by 0.0002777778.

What is a Liter/Hour?