TESK 403 Series 4" Submersible Borehole Pumps

The TESK 403 Series 4" (100mm) submersible pumps are designed for exceptional efficiency, durability, and ease of use. Ideal for borehole applications, these pumps offer consistent performance across various models. Although the 403 range can do between 10 and 70 litres per minute, its optimum efficiency is at 40-50 litres per minute at a depth of 20m - 175m depending on the model.

We are happy to provide assistance if you're unsure which pump you need for your borehole. Please feel free to reach out to our team at sales@aquadale.co.za 

Performance Specifications:

• TESK 403-05: Optimum efficiency is 45 litres per minute (2,700L/per hour) at a depth of 22m. Pump range is 10L/min - 70L/min and a depth of 8m - 30m.
  • • Outlet Connection Diameter: 32mm Female Thread
    • Number of stages: 5
    • Pump outside diameter: 4" (100mm)
    • Weight: 2.5Kg
    • Mounts to any compatible 4" 0.37KW (0.50HP) Motor (also sold on Aquadale)
• TESK 403-08: Optimum efficiency is 45 litres per minute (2,700L/per hour) at a depth of 38m. Pump range is 10L/min - 70L/min and a depth of 12m - 50m.
  • • Outlet Connection Diameter: 32mm Female Thread
    • Number of stages: 8
    • Pump outside diameter: 4" (100mm)
    • Weight: 2.9Kg
    • Mounts to any compatible 4" 0.55KW (0.75HP) Motor (also sold on Aquadale)
• TESK 403-11: Optimum efficiency is 45 litres per minute (2,700L/per hour) at a depth of 48m. Pump range is 10L/min - 70L/min and a depth of 15m - 70m.
  • • Outlet Connection Diameter: 32mm Female Thread
    • Number of stages: 11
    • Pump outside diameter: 4" (100mm)
    • Weight: 3.4Kg
    • Mounts to any compatible 4" 0.75KW (1.00HP) Motor (also sold on Aquadale)
• TESK 403-16: Optimum efficiency is 45 litres per minute (2,700L/per hour) at a depth of 70m. Pump range is 10L/min - 70L/min and a depth of 25m - 100m.
  • • Outlet Connection Diameter: 32mm Female Thread
    • Number of stages: 16
    • Pump outside diameter: 4" (100mm)
    • Weight: 4.2Kg
    • Mounts to any compatible 4" 1.10KW (1.50HP) Motor (also sold on Aquadale)
• TESK 403-21: Optimum efficiency is 45 litres per minute (2,700L/per hour) at a depth of 95m. Pump range is 10L/min - 70L/min and a depth of 30m - 130m.
  • • Outlet Connection Diameter: 32mm Female Thread
    • Number of stages: 21
    • Pump outside diameter: 4" (100mm)
    • Weight: 5.0Kg
    • Mounts to any compatible 4" 1.50KW (2.00HP) Motor (also sold on Aquadale)
• TESK 403-32: Optimum efficiency is 45 litres per minute (2,700L/per hour) at a depth of 140m. Pump range is 10L/min - 70L/min and a depth of 50m - 195m.
  • • Outlet Connection Diameter: 32mm Female Thread
    • Number of stages: 32
    • Pump outside diameter: 4" (100mm)
    • Weight: 7.1Kg
    • Mounts to any compatible 4" 2.20KW (3.00HP) Motor (also sold on Aquadale)

Key Features:

• Motor Compatibility: Designed to pair seamlessly with standard 4" submersible motors.
• High Efficiency: Optimised hydraulic design ensures maximum water flow with minimal energy consumption.
• High Durability and Easy Installation: Constructed from corrosion-resistant 304 stainless steel, these pumps are built to withstand harsh environments and facilitate straightforward installation.
• Easy Service Operation: Designed for user-friendly maintenance, reducing downtime and operational costs.
• NEMA Standard Connections: Equipped with standardised NEMA connections for seamless integration with compatible motors.
• Water-Lubricated Rubber Bearings: Ensure smooth operation and longevity by reducing friction and wear.
• Built-In Check Valve: Prevents backflow, safeguarding the pump and enhancing system reliability.