Deep Well
Pump Series
32 Series. 231+ Models. 1 & 3 Phase.
ALFAGRAND offers a comprehensive range of 32 deep well pump series — from ultra-slim 2" borehole pumps to heavy-duty 6" industrial units. Single and three-phase options available, all with AISI 304 stainless steel construction and high-efficiency hydraulics.
Small Borehole Pumps — 2" / 2.5" / 3"
Ultra-compact deep well pumps for narrow boreholes. Ideal for remote domestic water supply, small-scale irrigation and livestock watering with single-phase power.
2SDM0.7 Series Deep Well Pump
2SD Series · 2" Borehole
Ultra-slim 2-inch submersible pump for narrow boreholes. Compact design with stainless steel construction.
- •Flow: 0.96 – 0.96 m³/h
- •Head: Up to 45 m
- •Power: 0.18 – 0.37 kW
- •1~220-240V · 2850 RPM
2.5SDM1.5 Series Deep Well Pump
2.5SD Series · 2.5" Borehole
2.5-inch submersible pump delivering higher flow rates for shallow to medium depth wells.
- •Flow: 2.4 – 2.4 m³/h
- •Head: Up to 85 m
- •Power: 0.18 – 0.55 kW
- •1~220-240V · 2850 RPM
3SD2 Series Deep Well Pump
3SD Series · 3" Borehole
3-inch submersible pump with 2 m³/h nominal flow. Ideal for domestic water supply and small irrigation.
- •Flow: 2.7 – 2.7 m³/h
- •Head: Up to 199 m
- •Power: 0.18 – 1.5 kW
- •Single & Three Phase · 2850 RPM
3SD2.5 Series Deep Well Pump
3SD Series · 3" Borehole
3-inch submersible pump with 2.5 m³/h nominal flow. Balanced performance for residential and light commercial use.
- •Flow: 3.6 – 3.6 m³/h
- •Head: Up to 148 m
- •Power: 0.25 – 1.5 kW
- •Single & Three Phase · 2850 RPM
3SD3.5 Series Deep Well Pump
3SD Series · 3" Borehole
3-inch submersible pump with 3.5 m³/h nominal flow. Higher output for larger residential and agricultural applications.
- •Flow: 5.4 – 5.4 m³/h
- •Head: Up to 108 m
- •Power: 0.25 – 1.5 kW
- •Single & Three Phase · 2850 RPM
3SD4 Series Deep Well Pump
3SD Series · 3" Borehole
3-inch submersible pump with 4 m³/h nominal flow. Maximum output for 3-inch boreholes.
- •Flow: 6 – 6 m³/h
- •Head: Up to 85 m
- •Power: 0.25 – 1.5 kW
- •Single & Three Phase · 2850 RPM
Medium Borehole Pumps — 4" SD & SP Series
The most popular 4-inch deep well pump families. SD standard series for clean water, SP premium series with floating impellers for sandy conditions. Single and three-phase.
4SD2 Series Deep Well Pump
4SD Series · 4" Borehole
4-inch submersible pump with 2 m³/h nominal flow. Popular for domestic water supply with excellent efficiency.
- •Flow: 3.3 – 3.3 m³/h
- •Head: Up to 457 m
- •Power: 0.37 – 4 kW
- •Single & Three Phase · 2850 RPM
4SD3 Series Deep Well Pump
4SD Series · 4" Borehole
4-inch submersible pump with 3 m³/h nominal flow. Versatile for domestic and light agricultural water supply.
- •Flow: 4.8 – 4.8 m³/h
- •Head: Up to 445 m
- •Power: 0.37 – 5.5 kW
- •Single & Three Phase · 2850 RPM
4SD4 Series Deep Well Pump
4SD Series · 4" Borehole
4-inch submersible pump with 4 m³/h nominal flow. Balanced performance for residential and commercial applications.
- •Flow: 6 – 6 m³/h
- •Head: Up to 450 m
- •Power: 0.37 – 7.5 kW
- •Single & Three Phase · 2850 RPM
4SD6 Series Deep Well Pump
4SD Series · 4" Borehole
4-inch submersible pump with 6 m³/h nominal flow. Higher flow for agricultural irrigation and community water supply.
- •Flow: 8.4 – 8.4 m³/h
- •Head: Up to 361 m
- •Power: 0.37 – 7.5 kW
- •Single & Three Phase · 2850 RPM
4SD8 Series Deep Well Pump
4SD Series · 4" Borehole
4-inch submersible pump with 8 m³/h nominal flow. Medium-flow solution for irrigation and water transfer.
- •Flow: 10.8 – 10.8 m³/h
- •Head: Up to 284 m
- •Power: 0.55 – 7.5 kW
- •Single & Three Phase · 2850 RPM
4SD10 Series Deep Well Pump
4SD Series · 4" Borehole
4-inch submersible pump with 10 m³/h nominal flow. High-flow solution for commercial and agricultural applications.
- •Flow: 14.4 – 14.4 m³/h
- •Head: Up to 223 m
- •Power: 0.75 – 7.5 kW
- •Single & Three Phase · 2850 RPM
4SD12 Series Deep Well Pump
4SD Series · 4" Borehole
4-inch submersible pump with 12 m³/h nominal flow. High-capacity for medium-scale irrigation and water supply.
- •Flow: 16.2 – 16.2 m³/h
- •Head: Up to 201 m
- •Power: 0.75 – 7.5 kW
- •Single & Three Phase · 2850 RPM
4SD16 Series Deep Well Pump
4SD Series · 4" Borehole
4-inch submersible pump with 16 m³/h nominal flow. Maximum output for 4-inch boreholes with high flow demand.
- •Flow: 21 – 21 m³/h
- •Head: Up to 148 m
- •Power: 1.1 – 7.5 kW
- •Single & Three Phase · 2850 RPM
4SP2 Series Deep Well Pump
4SP Series · 4" Borehole
4-inch stainless steel submersible pump with 2 m³/h nominal flow. All-SS construction for superior corrosion resistance.
- •Flow: 3 – 3 m³/h
- •Head: Up to 379 m
- •Power: 0.37 – 3 kW
- •Single & Three Phase · 2850 RPM
4SP3 Series Deep Well Pump
4SP Series · 4" Borehole
4-inch stainless steel submersible pump with 3 m³/h nominal flow. Premium construction for demanding applications.
- •Flow: 4.2 – 4.2 m³/h
- •Head: Up to 373 m
- •Power: 0.37 – 4 kW
- •Single & Three Phase · 2850 RPM
4SP5 Series Deep Well Pump
4SP Series · 4" Borehole
4-inch stainless steel submersible pump with 5 m³/h nominal flow. High-head stainless steel solution.
- •Flow: 6.6 – 6.6 m³/h
- •Head: Up to 369 m
- •Power: 0.37 – 5.5 kW
- •Single & Three Phase · 2850 RPM
4SP8 Series Deep Well Pump
4SP Series · 4" Borehole
4-inch stainless steel submersible pump with 8 m³/h nominal flow. Premium medium-flow SS solution.
- •Flow: 10.8 – 10.8 m³/h
- •Head: Up to 216 m
- •Power: 0.75 – 5.5 kW
- •Single & Three Phase · 2850 RPM
4SP14 Series Deep Well Pump
4SP Series · 4" Borehole
4-inch stainless steel submersible pump with 14 m³/h nominal flow. Maximum SS output for 4-inch boreholes.
- •Flow: 18 – 18 m³/h
- •Head: Up to 172 m
- •Power: 1.5 – 7.5 kW
- •Single & Three Phase · 2850 RPM
Large Borehole Pumps — 5" & 6" SR & SP Series
Heavy-duty three-phase deep well pumps for industrial, municipal and large-scale agricultural water supply. High flow rates up to 60 m³/h with robust all-stainless steel construction.
5SR8 Series Deep Well Pump
5SR Series · 5" Borehole
5-inch submersible pump with 8 m³/h nominal flow. Reliable three-phase operation for agricultural and municipal applications.
- •Flow: 10 – 10 m³/h
- •Head: Up to 367 m
- •Power: 1.1 – 9.2 kW
- •3~380-415V · 2850 RPM
5SR12 Series Deep Well Pump
5SR Series · 5" Borehole
5-inch submersible pump with 12 m³/h nominal flow. Medium-capacity three-phase for larger water projects.
- •Flow: 16 – 16 m³/h
- •Head: Up to 236 m
- •Power: 1.1 – 9.2 kW
- •3~380-415V · 2850 RPM
5SR20 Series Deep Well Pump
5SR Series · 5" Borehole
5-inch submersible pump with 20 m³/h nominal flow. High-flow three-phase for large-scale irrigation and water transfer.
- •Flow: 24 – 24 m³/h
- •Head: Up to 163 m
- •Power: 2.2 – 9.2 kW
- •3~380-415V · 2850 RPM
6SR10 Series Deep Well Pump
6SR Series · 6" Borehole
6-inch submersible pump with 10 m³/h nominal flow. Heavy-duty three-phase for municipal and industrial water supply.
- •Flow: 16 – 16 m³/h
- •Head: Up to 405 m
- •Power: 3 – 15 kW
- •3~380-415V · 2850 RPM
6SR18 Series Deep Well Pump
6SR Series · 6" Borehole
6-inch submersible pump with 18 m³/h nominal flow. Industrial-grade three-phase for heavy-duty applications.
- •Flow: 27 – 27 m³/h
- •Head: Up to 259 m
- •Power: 3 – 15 kW
- •3~380-415V · 2850 RPM
6SR30 Series Deep Well Pump
6SR Series · 6" Borehole
6-inch submersible pump with 30 m³/h nominal flow. High-volume three-phase for large-scale water projects.
- •Flow: 40 – 40 m³/h
- •Head: Up to 200 m
- •Power: 3 – 15 kW
- •3~380-415V · 2850 RPM
6SR45 Series Deep Well Pump
6SR Series · 6" Borehole
6-inch submersible pump with 45 m³/h nominal flow. Maximum-capacity three-phase for the most demanding water supply projects.
- •Flow: 60 – 60 m³/h
- •Head: Up to 112 m
- •Power: 3 – 15 kW
- •3~380-415V · 2850 RPM
6SP17 Series Deep Well Pump
6SP Series · 6" Borehole
6-inch submersible pump with 17 m³/h nominal flow. Stainless steel construction with floating impeller design.
- •Flow: 24 – 24 m³/h
- •Head: Up to 281 m
- •Power: 3 – 15 kW
- •3~380-415V · 2850 RPM
6SP30 Series Deep Well Pump
6SP Series · 6" Borehole
6-inch submersible pump with 30 m³/h nominal flow. High-volume SS design for agricultural irrigation.
- •Flow: 42 – 42 m³/h
- •Head: Up to 186 m
- •Power: 3 – 15 kW
- •3~380-415V · 2850 RPM
6SP46 Series Deep Well Pump
6SP Series · 6" Borehole
6-inch submersible pump with 46 m³/h nominal flow. Heavy-duty SS design for large-scale agriculture and water transfer.
- •Flow: 66 – 66 m³/h
- •Head: Up to 136 m
- •Power: 3 – 15 kW
- •3~380-415V · 2850 RPM
6SP60 Series Deep Well Pump
6SP Series · 6" Borehole
6-inch submersible pump with 60 m³/h nominal flow. Maximum-capacity SS design for large-scale water projects.
- •Flow: 78 – 78 m³/h
- •Head: Up to 112 m
- •Power: 5.5 – 15 kW
- •3~380-415V · 2850 RPM
Special Purpose Pumps — 4SK & QG
High-speed 8500 RPM pumps for specialized applications. The 4SK submersible and QG series deliver compact power for unique deep well and groundwater extraction needs.
4SK Series Deep Well Pump
4SK Series · 4" Borehole
High-speed (8500 RPM) submersible pump with 100-150m head. Compact design for narrow boreholes with ultra-high efficiency.
- •Flow: 2.7 – 2.7 m³/h
- •Head: Up to 100 m
- •Power: 0.75 – 1.1 kW
- •1~220-240V · 8500 RPM
QG Series Deep Well Pump
QG Series · 2"-4" Borehole
Screw-type submersible pump with integrated motor. Ideal for clean water extraction from narrow boreholes with high head requirements.
- •Flow: 1 – 1.2 m³/h
- •Head: Up to 100 m
- •Power: 0.37 – 1.1 kW
- •1~220-240V · 2850 RPM
Multi-stage design extracts water from depths up to 457m. Covers boreholes from 2" to 6".
Pump body, shaft and impellers in AISI 304 stainless steel for superior corrosion resistance.
Precision-cast impellers with optimized vane geometry achieve up to 78% hydraulic efficiency.
Floating impeller design with sand-resistant bearings tolerates sandy borehole conditions.
Modular multi-stage design allows individual stage replacement without full pump teardown.
Custom branding, packaging and technical specifications for your market requirements.
Typical Applications
Agricultural Irrigation
Industrial Water Supply
Remote Communities
Livestock Watering
Municipal Water
Groundwater Control
Need Help Choosing the Right Deep Well Pump?
Our experts are ready to help you find the best solution for your borehole depth and water demand.