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Deep-well submersible multistage stainless steel pump

SJ12-7

SJ (deep-well submersible) · 60 Hz

SJ12-7 is a deep-well submersible multistage stainless steel pump from the CNP SJ (deep-well submersible) range (60 Hz). Rated 4 kW, 4–21 m³/h, head 28–63 m.

  • Fourteen sizes from 1 to 200 m³/h rated flow
  • Flow 0.2 to 240 m³/h
  • AISI 304 stainless steel construction
Datasheet (PDF) Request a quotation

Performance curve Curve-based

0246805115225Flow Q (m³/h)Head H (m)SJ12-7: Q 4 m³/h, H 63 mSJ12-7: Q 6 m³/h, H 61 mSJ12-7: Q 8 m³/h, H 58 mSJ12-7: Q 1 m³/h, H 56 mSJ12-7: Q 12 m³/h, H 54 mSJ12-7: Q 14 m³/h, H 51 mSJ12-7: Q 16 m³/h, H 46 mSJ12-7: Q 18 m³/h, H 39 mSJ12-7: Q 2 m³/h, H 32 mSJ12-7: Q 21 m³/h, H 28 m

Efficiency, shaft power and NPSHr are not published for this model in the source catalogue.

Head versus flow at 60 Hz, 3450 rpm, clean water. Source: Performance table, SJ 60 Hz size page (PDF p. 9).

Flow (m³/h)Head (m)
463
661
858
1056
1254
1451
1646
1839
2032
2128

Other models in this size

SJ12-53 kW · 21–45 mSJ12-85.5 kW · 32–72 mSJ12-42.2 kW · 17–36 mSJ12-105.5 kW · 40–90 mSJ12-32.2 kW · 12–27 mSJ12-127.5 kW · 49–108 mSJ12-147.5 kW · 57–126 m

All SJ (deep-well submersible) models →

Need a pump or a spare part?

Send us the flow and head you need, or the model code and nameplate details of the pump you are repairing. Our team replies with a quotation.

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