
SP-STM
Deep Well Pump — 4" STM
STM2 table shown · STM4 range reaches 385 m head
STM2 range: 0.37–3.0 kW · heads 45–225 m at shut-off

Clean-water submersible · float-switch versions · IPX8
QDX15-14-1.1(F): 15 m³/h · 14 m · 1.1 kW · 2.5″ outlet
Email: tradingsunton@gmail.com · WhatsApp: +86 173 0677 2035
| Model | kW | Outlet | Rated flow (m³/h) | Rated head (m) | Weight (kg) |
|---|---|---|---|---|---|
| QDX1.5-12-0.25(F) | 0.25 | 1″ | 1.5 | 12 | 5 |
| QDX1.5-17-0.37(F) | 0.37 | 1″ | 1.5 | 17 | 7 |
| QDX1.5-25-0.55(F) | 0.55 | 1″ | 1.5 | 25 | 10 |
| QDX3-18-0.55(F) | 0.55 | 1.25″ | 3 | 18 | 10 |
| QDX10-12-0.55(F) | 0.55 | 1.5″ | 10 | 12 | 10 |
| QDX15-7-0.55(F) | 0.55 | 2″ | 15 | 7 | 10 |
| QDX1.5-32-0.75(F) | 0.75 | 1″ | 1.5 | 32 | 12 |
| QDX3-24-0.75(F) | 0.75 | 1.25″ | 3 | 24 | 12 |
| QDX8-18-0.75(F) | 0.75 | 1.5″ | 8 | 18 | 11.5 |
| QDX10-16-0.75(F) | 0.75 | 2″ | 10 | 16 | 12 |
| QDX15-10-0.75(F) | 0.75 | 2.5″ | 15 | 10 | 12 |
| QDX25-6-0.75(F) | 0.75 | 3″ | 25 | 6 | 12 |
| QDX3-30-1.1(F) | 1.1 | 1″ | 3 | 30 | 13.5 |
| QDX15-14-1.1(F) | 1.1 | 2.5″ | 15 | 14 | 16 |
| QDX40-6-1.1(F) | 1.1 | 3″ | 40 | 6 | 18 |
The hydraulic performance curve for the QDX range is in Downloads below.
Send flow, head, liquid and voltage/frequency. You get a model recommendation with a quotation, usually within one working day.

STM2 table shown · STM4 range reaches 385 m head

Cast-iron body · brass impeller · suction lift up to 9 m