Dynaflo DS Series 4″ Floating Impeller Deep Well Pumps

The DS Series 4″ Floating Impeller Deep Well Pumps are stainless steel submersible pumps engineered for reliable groundwater extraction from deep wells and boreholes. Featuring floating Noryl impellers, a polished AISI 304 stainless steel pump body, and stainless steel hexagonal drive shafts, these pumps deliver excellent wear resistance, sand handling capability, and long service life. Designed for continuous-duty operation, the DS Series is suitable for potable water systems, agricultural irrigation, municipal water supply, industrial water transfer, pressure boosting, and decorative fountains. An integrated discharge check valve prevents backflow and protects the pumping system during operation.

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Specifications

Flow Rate (m³/hr)	2.3 – 18.2
Motor Power (kW)	0.75 – 7.5
Max Fluid Temperature (°C)	35
Drive Type	Electric Submersible Motor
Impeller Material	Noryl (Floating Plastic)
Casing Material	AISI 304 Stainless Steel
Connection Type	Threaded

Product Description

Features
• Built-in discharge check valve
• AISI 304 polished stainless steel pump body
• Floating Noryl impellers for improved wear resistance
• Hexagonal AISI 304 stainless steel drive shaft
• Corrosion-resistant stainless steel construction
• High hydraulic efficiency
• Reliable continuous-duty operation
• Suitable for deep well and borehole installations
• Wide range of capacities and stage configurations
• Easy installation and long service life