21 Liter/Hour to Gallon (US)/Minute
Quick answer
21 Liter/Hour (L/h) equals
0.09246 gpm
To convert 21 Liter/Hours to Gallon (US)/Minutes, multiply by 0.0044028675. Therefore, 21 Liter/Hour (L/h) equals 0.09246 Gallon (US)/Minute (gpm).
Formula: gpm = L/h × 0.0044028675. Calculation: 21 × 0.0044028675 = 0.09246 gpm.
Convert Liter/Hour (L/h) to Gallon (US)/Minute (gpm) online with our free unit converter. In flow rate, 1 L/h = 0.004403 gpm. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Liter/Hour to Gallon (US)/Minute
- Step 1 — start with the formula. gpm = L/h × 0.0044028675
- Step 2 — substitute your figure. 21 L/h × 0.0044028675
- Step 3 — read the result. 21 L/h = 0.09246 gpm
- Step 4 — check it in reverse. L/h = gpm × 227.12470704 returns 21 L/h, which matches the figure you started with.
Flow Rate Converter
14 units available
21 L/h = 0.09246 gpm
Formula:
gpm = L/h × 0.0044028675With your value: 21 L/h = 0.09246022 gpm
Other Liter/Hour to Gallon (US)/Minute conversions
Liter/Hour to Gallon (US)/Minute Conversion Table
| Liter/Hour (L/h) | Gallon (US)/Minute (gpm) |
|---|---|
| 0.5 | 0.002201 |
| 1 | 0.004403 |
| 2 | 0.008806 |
| 5 | 0.022014 |
| 10 | 0.044029 |
| 15 | 0.066043 |
| 20 | 0.088057 |
| 25 | 0.110072 |
| 50 | 0.220143 |
| 100 | 0.440287 |
| 250 | 1.100717 |
| 500 | 2.201434 |
| 1000 | 4.402868 |
Gallon (US)/Minute to Liter/Hour Conversion Table
| Gallon (US)/Minute (gpm) | Liter/Hour (L/h) |
|---|---|
| 0.5 | 113.562354 |
| 1 | 227.124707 |
| 2 | 454.249414 |
| 5 | 1,135.623535 |
| 10 | 2,271.24707 |
| 15 | 3,406.870606 |
| 20 | 4,542.494141 |
| 25 | 5,678.117676 |
| 50 | 11,356.235352 |
| 100 | 22,712.470704 |
| 250 | 56,781.17676 |
| 500 | 113,562.35352 |
| 1000 | 227,124.70704 |
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
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
Gallon (US)/Minute (gpm)
Flow Rate
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 Gallon (US)/Minute
To convert from Liter/Hour (L/h) to Gallon (US)/Minute (gpm), multiply the value by 0.0044028675.
Formula: gpm = L/h × 0.0044028675
Reverse: L/h = gpm × 227.12470704
Step-by-Step Example
- Start with your value in Liter/Hour. For example: 5 L/h
- Multiply by the conversion factor: 5 x 0.0044028675
- The result is: 0.022014 gpm
Liter/Hour and Gallon (US)/Minute Relationship
This calculation facilitates standardized conversion between recognized units of flow rate. Since 1 Liter/Hour represents a fraction of a Gallon (US)/Minute (1 Gallon (US)/Minute ≈ 227.1247 Liter/Hours), the Gallon (US)/Minute is the larger measurement interval. Understanding the relationship between Liter/Hour and Gallon (US)/Minute is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Liter/Hour
The Liter/Hour (symbol: L/h) is a recognized unit in the Metric (SI) measurement framework, utilized within flow rate applications for precision and standardized data representation.
Common uses of Liter/Hour: flow rate calculations, engineering and science, education.
About Gallon (US)/Minute
The Gallon (US)/Minute (symbol: gpm) is a recognized unit in the Standard measurement framework, utilized within flow rate applications for precision and standardized data representation.
Common uses of Gallon (US)/Minute: flow rate calculations, engineering and science, education.
Frequently Asked Questions
- What is 21 Liter/Hour in Gallon (US)/Minute?
- 21 Liter/Hour equals 0.09246 Gallon (US)/Minute.
- How many Gallon (US)/Minutes are in 1 Liter/Hour?
- There are exactly 0.0044028675 Gallon (US)/Minutes in 1 Liter/Hour. This means the conversion factor from Liter/Hour to Gallon (US)/Minute is 0.0044028675.
- What is the formula to convert Liter/Hour to Gallon (US)/Minute?
- The formula to convert Liter/Hour to Gallon (US)/Minute is: gpm = L/h × 0.0044028675. For example, to convert 10 Liter/Hours to Gallon (US)/Minutes, you would multiply 10 by 0.0044028675.
- What is a Liter/Hour?
- The Liter/Hour (symbol: L/h) is a recognized unit in the Metric (SI) measurement framework, utilized within flow rate applications for precision and standardized data representation.
- What is a Gallon (US)/Minute?
- The Gallon (US)/Minute (symbol: gpm) is a recognized unit in the Standard measurement framework, utilized within flow rate applications for precision and standardized data representation.
- What are the common uses of Liter/Hour?
- The Liter/Hour is commonly used in flow rate calculations, engineering and science, education.
Related Flow Rate Conversions
Cite this page
UnitConvertLab. (2026). 21 Liter/Hour to Gallon (US)/Minute. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/21-liter_per_hour-to-gpm_us