UL 448 PDF
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Centrifugal Stationary Pumps for Fire-Protection Service
1 Scope
1.1 These requirements cover stationary centrifugal fire pumps intended for use in water-supply systems for fire-protection service.
1.2 The pumps covered by these requirements are intended for installation and use in accordance with the Standard for the Installation of Stationary Pumps for Fire Protection, NFPA 20.
Summary of Topics
This revision of ANSI/CAN/UL 448 dated January 16, 2025, includes Update to Wear Ring Material Wording: 7.14 and 16.1.
| Edition | 12 |
|---|---|
| Published Date | March 30, 2020 |
| Last Revision | September 04, 2025 |
| Language | English |






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