Convert Litres per minute to UK gallons per minute

Convert Litres per minute (L/min) to UK gallons per minute (gpm) instantly and accurately.

Litres per minute (L/min)
UK gallons per minute (gpm)

Conversion Formula

gpm = L/min × 0.2199692483

About Litres per minute

The litre per minute (L/min) equals 10⁻³/60 ≈ 1.667×10⁻⁵ m³/s, one of the most common flow units in consumer and light-industrial applications. Household washing machines use 10-15 L/min; oxygen concentrators deliver 1-10 L/min to patients; a standard garden sprinkler head discharges 15-30 L/min. 1 L/min ≈ 1.667×10⁻⁵ m³/s ≈ 0.2642 US gal/min.

About UK gallons per minute

The UK (imperial) gallon per minute (gpm) equals 4.54609×10⁻³/60 ≈ 7.577×10⁻⁵ m³/s, historically used in British plumbing design, pump curves, and water-treatment plant sizing. Pre-metric UK water-industry capacity tables and pump manufacturers quoted flows in UK gal/min; legacy British Standard BS EN pump curves often show both units. 1 UK gpm ≈ 7.577×10⁻⁵ m³/s ≈ 4.546 L/min.

Quick Reference Table

Litres per minute (L/min)UK gallons per minute (gpm)
1 L/min0.219969 gpm
2 L/min0.439938 gpm
5 L/min1.09985 gpm
10 L/min2.19969 gpm
25 L/min5.49923 gpm
50 L/min10.9985 gpm
100 L/min21.9969 gpm

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