28121

Manufacture/repair of pumps

This sub-class includes manufacture, repair and/or maintenance of: •air or vacuum pumps, air or other gas compressors •hydraulic pumps (i.e., pumps for liquids) whether or not fitted with a measuring device, such as drainage pumps •pumps designed for fitting to internal combustion engines: oil, water and/or fuel pumps for motor vehicles, etc. •hand pumps •hydraulic and/or pneumatic power engines and/or motors and/or cylinders •hydraulic fluid power systems •hydraulic transmission equipment

SSIC hierarchy ISIC class Crosswalks

Level

final

Mapped ISIC codes

Source

SingStat

In this section: sibling codes

class 2812 Manufacture and Repair of Pumps, Compressors, Taps and Valves final 28122 Manufacture/repair of taps, cocks and valves final 28129 Manufacture/repair of pumps, compressors, taps and valves n.e.c.

Official data

Official name	Singapore Standard Industrial Classification (SSIC 2025)
Issuing authority	Department of Statistics Singapore (SingStat / DOS)
Tax authority	Inland Revenue Authority of Singapore (IRAS) (IRAS)
Purpose	Mandatory at ACRA business/company registration; used by IRAS, MOM, EDB, SingStat
Active version	SSIC 2025 (15 Apr 2025)
Hierarchy level	Sub-class (5-digit) (final leaf)
Source	https://www.singstat.gov.sg/standards/standards-and-classifications/ssic
Prior versions	SSIC 2020, SSIC 2015

Hierarchy context

C→28→281→2812→28121 Manufacture/repair of pumps

Parent class

2812 Manufacture and Repair of Pumps, Compressors, Taps and Valves

Parent division

28 MANUFACTURE OF MACHINERY AND EQUIPMENT

Parent section

C MANUFACTURING

Correspondence tables

SSIC 2020

28121 — Manufacture and repair of pumps (e.g. hydraulic pumps, drainage pumps)

ISIC Rev. 5

2812 Manufacture of fluid power equipment
3312 Repair and maintenance of machinery

ISIC crosswalk

ISIC Rev. 5 class 2812 Manufacture of fluid power equipment Open ISIC class page with reverse SSIC links. ISIC Rev. 5 class 3312 Repair and maintenance of machinery Open ISIC class page with reverse SSIC links. Full table SSIC 2025 to ISIC Rev. 5 Open the full correspondence table.

Alphabetical index entries

Principal Title 28121 Manufacture/repair of pumps Alternative Title 28121 Air pump manufacturing Alternative Title 28121 Air pump repair and maintenance Alternative Title 28121 Drainage pump manufacturing Alternative Title 28121 Drainage pump repair and maintenance Alternative Title 28121 Hydraulic fluid power systems manufacturing/repair

Data source: Department of Statistics Singapore (SingStat / DOS) (https://www.singstat.gov.sg/standards/standards-and-classifications/ssic). Official SSIC 2025 classification workbook.

Last data refresh: 15 Apr 2025. Classification version: SSIC 2025.

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