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Liters/second to Liters/hour Converter (L/s to L/h)

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Live Conversion • ISO 80000-4:2019 Certified
1 Liter/second = 3600 Liter/hour
1 L/s = 3,600 L/h • 1 L/h = 0.000277778 L/s
Liter/second to Liter/hour: One Liter/second is equal to 3600 Liters/hour.
Certified Authority Value
3600.00000000
L/h
Exact: 1 L/h ≡ 0.0002777777778 L/s
L/s
L/s
Swap to Liter/hour to Liter/second
Swap to Liter/hour to Liter/second
L/h
L/h 3600
Quick Values:
Conversion Formula
To convert Liter/second to Liter/hour, multiply by 3600
L/s × 3600 = L/h

Calculation: 1 L/s × 3600 = 3600 L/h

Common Liter/second to Liter/hour Calculations

Quick-lookup reference table showing calculated equivalents for standard increments between Liter/second (L/s) and Liter/hour (L/h).

Tap any row to calculate
Liter/second to Liter/hour: Primary Direct Table (15 Steps)
Liter/second to Liter/hour Conversion Reference Table
Conversion & Equivalent Value Scientific Notation
0.001 L/s 3.6 L/h 3.6 × 10⁰
0.01 L/s 36 L/h 3.6 × 10¹
0.1 L/s 360 L/h 3.6 × 10²
0.5 L/s 1800 L/h 1.8 × 10³
1 L/s 3600 L/h 3.6 × 10³
2 L/s 7200 L/h 7.2 × 10³
5 L/s 18000 L/h 1.8 × 10⁴
10 L/s 36000 L/h 3.6 × 10⁴
20 L/s 72000 L/h 7.2 × 10⁴
25 L/s 90000 L/h 9 × 10⁴
50 L/s 180000 L/h 1.8 × 10⁵
100 L/s 360000 L/h 3.6 × 10⁵
250 L/s 900000 L/h 9 × 10⁵
500 L/s 1800000 L/h 1.8 × 10⁶
1000 L/s 3600000 L/h 3.6 × 10⁶
Liter/hour to Liter/second: Reciprocal Summary
Liter/hour to Liter/second Conversion Reference Table
Reciprocal & Equivalent Value Scientific Notation
1 L/h 0.000277778 L/s 2.778 × 10⁻⁴
5 L/h 0.00138889 L/s 1.389 × 10⁻³
10 L/h 0.00277778 L/s 2.778 × 10⁻³
50 L/h 0.0138889 L/s 1.389 × 10⁻²
100 L/h 0.0277778 L/s 2.778 × 10⁻²
View Complete 15-Row Liter/hour to Liter/second Table

Real-World Context & Everyday Benchmarks

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To help contextualize these units in everyday life, science, and engineering, here are verified real-world reference points for Liter/second (L/s) and Liter/hour (L/h):

Liter/second References:

  • Standard residential outdoor garden watering hose discharge rate 0.5 L/s
  • Municipal fire engine attack hose line water discharge delivery rate 15 L/s

Liter/hour References:

  • Agricultural drip irrigation emitter delivery rate for vineyard grapevines 4 L/h
  • Residential whole-home evaporative central furnace humidifier water feed 3 L/h

Tap any benchmark above to automatically calculate its exact equivalent in Liter/hour.

ISQ Dimension: [L³ T⁻¹] Coherent SI Unit: cubic meter per second (m³/s) Fluid Dynamics & Rheology

How to Convert Liter/second to Liter/hour

Converting Liter/second (L/s) to Liter/hour (L/h) is a core calculation in Volumetric Flow Rate, which quantifies the volume of fluid passing through a designated conduit cross-section per unit of time. Because Liter/second represents a larger magnitude than Liter/hour, converting from L/s to L/h expands the numerical figure. Exactly 1 Liter/second encompasses 3600 Liter/hour. To convert any quantity, multiply the value in Liter/second by 3600.

Direct Factor1 L/s = 3600 L/h
Inverse Ratio1 L/h = 0.000277778 L/s
Conversion ScaleDirect Proportional Magnitude Expansion
First-Principles SI Derivation ProofNIST SP 811 / ISO 80000 Compliance

Mathematical Conversion Derivation via Coherent SI Base Unit

Under the International System of Quantities (ISQ), dimensional conversion between non-SI units is rigorously resolved by bridging through the coherent SI base unit (cubic meter per second (m³/s)) without arbitrary rounding:

Vtarget=Vsource×(ksource→SIktarget→SI)V_{\text{target}} = V_{\text{source}} \times \left( \frac{k_{\text{source} \to \text{SI}}}{k_{\text{target} \to \text{SI}}} \right)
Universal Dimensional Conversion Law (ISO 80000 / NIST SP 811)
1. Source SI Bridge (ksource):1 L/s = 0.001 cubic meter per second (m³/s)
2. Target SI Bridge (ktarget):1 L/h = 2.777778 × 10⁻⁷ cubic meter per second (m³/s)
Step-by-step substitution for Liter/second → Liter/hour:V(L/h) = V(L/s) × ( 0.001 / 2.777778 × 10⁻⁷ ) = V(L/s) × 3600
Mathematical FormulaValue in Liter/hour = Value in Liter/second × 3600Direct computational formula applied for standard conversion.
Worked Example

For an engineering input of 75 L/s, applying the conversion factor yields exactly 270000 L/h. At larger operational scale, 5000 Liter/second corresponds to 1.8 × 10⁷ L/h.

Inverse check: 1 L/h = 0.000277778 L/s.

Understanding Liter/second and Liter/hour

Liter/second

L/s
Standard Unit

A Liter/second (L/s) is a recognized unit for volumetric flow rate.

Applications & Practical Context

In practical flow terms, a standard residential outdoor garden watering hose discharge rate equals 0.5 L/s, a municipal fire engine attack hose line water discharge delivery rate equals 15 L/s.

Physical Setup

A physical magnitude of 1 L/s corresponds to 0.001 m³/s in standard SI measurement.

Conversion to SI Unit: cubic meter per second (m³/s)
1 L/s = 0.001 m³/s

Liter/hour

L/h
Standard Unit

A Liter/hour (L/h) is a recognized unit for volumetric flow rate.

Applications & Practical Context

In practical flow terms, a agricultural drip irrigation emitter delivery rate for vineyard grapevines equals 4 L/h, a residential whole-home evaporative central furnace humidifier water feed equals 3 L/h.

Physical Setup

A physical magnitude of 1 L/h corresponds to 2.777778 × 10⁻⁷ m³/s in standard SI measurement.

Conversion to SI Unit: cubic meter per second (m³/s)
1 L/h = 2.777778 × 10⁻⁷ m³/s

Domain Metrology & Engineering Applications

Governing Law & Equation

Hydrodynamic Continuity Equation (Q = A · v̄)

Measurement Instrumentation

Rigorously quantified in laboratory and field settings using electromagnetic inductive flowmeters, ultrasonic transit-time meters, turbine flowmeters, and differential orifice plates.

Primary Industry Sectors

Applied across municipal water supply distribution, chemical process loops, oil & gas pipeline custody transfer, and HVAC hydronic balancing under international metrology standard ISO 80000-4:2019, ASME MFC-3M.

Physical Orders of Magnitude & Laboratory Reference Benchmarks

Physical Phenomenon / Engineering ReferenceReference ValueConverted to Liter/hour
Standard residential outdoor garden watering hose discharge rate0.5 L/s1800 L/h
Municipal fire engine attack hose line water discharge delivery rate15 L/s54000 L/h
Institutional Metrology & Standard Authority:

Formulas, conversion coefficients, and base definitions on this page strictly adhere to the ISO 80000-4:2019, ASME MFC-3M and the BIPM SI Brochure (9th Edition). Governed by Hydrodynamic Continuity Equation (Q = A · v̄) under ISO 80000 dimensional vector [L³ T⁻¹].

Multi-Variable Engineering Bridge Fluid Continuity & Mass Flux

Volumetric to Mass Flow Continuity Bridge (kg/s • kg/h • lb/s • lb/h • t/h • g/s)

Convert volumetric flow rate (Q) directly into physical mass flow rate (ṁ) across process fluids using the continuity relation ṁ = ρ × Q, bridging volume flow [L³ T⁻¹] and mass flow [M T⁻¹] via density (ρ).

ṁ = ρ × Q
Vector: [m³/s] × [kg/m³] → [kg/s]
Live Calculated Bridge Equivalent:
1 L/s at Water (20°C / Standard Ambient) = 0.9982 kg/s
Equals 3593.52 kg/h • 2.2007 lb/s • 7922.36 lb/h
SI Mass Flow
0.9982
kg/s
Kilograms per Second
Industrial Process
3593.52
kg/h
Kilograms per Hour
US Mass Flow
2.2007
lb/s
Pounds per Second
Boiler / Turbine Rating
7922.36
lb/h
Pounds per Hour
Heavy Plant Header
3.5935
t/h
Metric Tons per Hour
Chemical / Laboratory
998.2
g/s
Grams per Second
  1. 1. Normalize Input to SI Base Unit (m³/s):
    Q = 1 L/s × 0.001 = 0.001 m³/s
  2. 2. Apply Engineering Parameter (ρ):
    Selected condition: Water (20°C / Standard Ambient) at ρ = 998.2 kg/m³
  3. 3. Execute Governing Physical Law in SI Units:
    ṁ = ρ × Q = (0.001 m³/s) × (998.2 kg/m³) = 0.9982 kg/s
  4. 4. Convert to Standard Engineering Units:
    • kg/s: 0.9982 × 1 = 0.9982 kg/s (Kilograms per Second) • kg/h: 0.9982 × 3600 = 3593.52 kg/h (Kilograms per Hour) • lb/s: 0.9982 × 2.2046 = 2.2007 lb/s (Pounds per Second) • lb/h: 0.9982 × 7936.6414 = 7922.36 lb/h (Pounds per Hour) • t/h: 0.9982 × 3.6 = 3.5935 t/h (Metric Tons per Hour) • g/s: 0.9982 × 1000 = 998.2 g/s (Grams per Second)
Explore Full Density Converter →
Engineering Substance / Operating Standard Parameter Value (kg/m³) Reference State / Condition Typical Industrial & Engineering Application
Water (20°C / Standard Ambient) 998.2 998.2 kg/m³ HVAC hydronic & cooling water
Diesel Fuel (EN 590 / 20°C) 832 832.0 kg/m³ Generator & marine diesel consumption
Gasoline / Petrol (15°C) 740 740.0 kg/m³ Automotive fuel injection lines
Hydraulic Fluid (ISO VG 46) 870 870.0 kg/m³ Hydraulic power pack pumps
Air (Standard Ambient / NTP 20°C) 1.204 1.204 kg/m³ HVAC ductwork & compressor air
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Frequently Asked Questions

There are exactly 3600 liters/hour (L/h) in 1 liter/second (L/s). To calculate larger amounts manually, simply multiply your total number of liters/second by the conversion multiplier of 3600.

The mathematical formula to convert liters/second to liters/hour is: [value] * 3600 = liters/hour. Rather than doing the math manually, you can use our high-precision online calculator to process this exact equation instantly without rounding errors.

To perform the reverse calculation from liters/hour back to liters/second, you must divide your starting value by 3600. Our bidirectional tool automatically computes this inverse equation the moment you type into the liter/hour input field.

1 Liter/second is larger than 1 Liter/hour. Specifically, 1 Liter/second equals exactly 3600 liters/hour, making it 3600 times larger (a difference of 3.56 orders of magnitude). Therefore, quantities expressed in liters/hour require a larger numerical value to represent the same physical amount.

A typical standard residential outdoor garden watering hose discharge rate measures 0.5 L/s, which corresponds to 1800 Liter Per Hour (Liter/hour).

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