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BSI BS EN 12259-12:2023+A1:2026

Fixed firefighting systems. Components for sprinkler and water spray systems -- Pumps
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BSI BS EN 12259-12:2023+A1:2026

Fixed firefighting systems. Components for sprinkler and water spray systems -- Pumps

PUBLISH DATE 2026
PAGES 18
BSI BS EN 12259-12:2023+A1:2026

This document specifies requirements for single stage and multi-stage centrifugal pumps with mechanical seal or soft packing for use in automatic sprinkler systems and is for use with EN 12845 and EN 17451.

This document is applicable for the following pumps, independent of installed orientation (vertical, horizontal or sloped according to the manufacturer indications):

  • end suction pumps (close coupled or long coupled) of the back pull-out type pump;
  • axial horizontal split case pumps;
  • ring section pumps including multistage single or multi outlet;
  • single or multistage inline pumps (pump with inlet and outlet in line);
  • submersible motor borehole pumps.

This document is also applicable to vertical turbine pumps.

SDO BSI: British Standards Institution
Document Number EN 12259-12
Publication Date July 10, 2026
Language en - English
Page Count 18
Revision Level 1
Supercedes
Committee FSH/18/2
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