Grundfos
Grundfos vertical multistage centrifugal pumps and dosing pumps cover clean-liquid pressure duties and precision chemical feed. Digital dosing pumps meter treatment chemicals with high turndown and repeatability. Vertical multistage units serve boiler feed, boosting, and process pressure applications.
- Vertical, Multistage Centrifugal Pumps
- Digital Dosing Pumps
- Mechanical Dosing Pumps
- Chemical metering and dosing for water and wastewater treatment
- Boiler feed and condensate return
- Pressure boosting and process water supply
- Precision chemical feed in industrial process loops
Catalogs
Enter the duty and get the cataloged Grundfos families that cover it, with the source document behind every row.
Grundfos dosing pumps as cataloged in the 2012 all-product brochure: SMART Digital DDA, DDC, and DDE, plus DME, DDI, DMX, and DMH. Covers flow and pressure envelopes only. Chemical compatibility is never resolved here; fluid details go to the RFQ handoff. Disinfection and preparation systems from the same brochure are listed as related systems, not selectable families.
Source: L-DOS-SL-02 Rev. 10-12 (2012)
| Family | Flow range, US gph | Max pressure, psi |
|---|---|---|
| DDA SMART Digital | 0.0007 to 8 US gph | 232 |
| DDC SMART Digital | 0.0015 to 4 US gph | 150 |
| DDE SMART Digital | 0.0015 to 4 US gph | 150 |
| DME Digital Dosing | 0.02 to 248 US gph | 145 |
| DDI 222 | 0.1 to 39.6 US gph | 232 |
| DMX 221 | 1.3 to 36 US gph | 232 |
| DMX 226 | 16.4 to 166.3 US gph | 145 |
| DMH 250 series | 0.69 to 278 US gph | 363 |
| DMH 280 series | 0.5 to 53.9 US gph | 2900 |