Kilogram/Hour to Kilogram/Second Converter

Mass Flow Rate Converter

9 units available

Decimals:

From

To

0.000278

1 kg/h = 0.000278 kg/s

Formula:

kg/s = kg/h × 0.0002777778

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

Other Kilogram/Hour to Kilogram/Second conversions

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

Kilogram/Hour to Kilogram/Second Conversion Table

Kilogram/Hour (kg/h)	Kilogram/Second (kg/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

Kilogram/Second to Kilogram/Hour Conversion Table

Kilogram/Second (kg/s)	Kilogram/Hour (kg/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.

Kilogram/Hour (kg/h)

Mass Flow Rate

Exact conversion

Derived quantity: a defined mass divided by a defined time interval (kg/s), exact via the kilogram and the international pound.

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

International Organization for Standardization · Reviewed 2026-07-01

Kilogram/Second (kg/s)

Mass Flow Rate

Exact conversion

Derived quantity: a defined mass divided by a defined time interval (kg/s), exact via the kilogram and the international pound.

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

International Organization for Standardization · Reviewed 2026-07-01

How to Convert Kilogram/Hour to Kilogram/Second

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

Formula: kg/s = kg/h × 0.0002777778

Reverse: kg/h = kg/s × 3,600

Step-by-Step Example

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

About Kilogram/Hour

The kilogram/hour (kg/h) is a unit of mass flow rate. One kilogram/hour equals 0.0002777777778 base units. UnitConvertLab converts it against every other mass flow rate unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

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

About Kilogram/Second

The kilogram/second (kg/s) is a unit of mass flow rate. One kilogram/second equals 1 base unit. UnitConvertLab converts it against every other mass flow rate unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

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

Frequently Asked Questions

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

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

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

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

What is a Kilogram/Hour?