The TESK 401 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 401 range can do between 5 and 20 litres per minute, its optimum efficiency is at 15 litres per minute at a depth of 30m - 190m 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 401-10: Optimum efficiency is 15 litres per minute (900L/per hour) at a depth of 30m. Pump range is 5L/min - 20L/min and a depth of 20m - 50m.
Outlet Connection Diameter: 32mm Female Thread
Number of stages: 10
Pump outside diameter: 4" (100mm)
Weight: 3.3Kg
Mounts to any compatible 4" 0.37KW (0.50HP) Motor (also sold on Aquadale)
TESK 401-13: Optimum efficiency is 15 litres per minute (900L/per hour) at a depth of 50m. Pump range is 5L/min - 20L/min and a depth of 30m - 70m.
Outlet Connection Diameter: 32mm Female Thread
Number of stages: 13
Pump outside diameter: 4" (100mm)
Weight: 3.7Kg
Mounts to any compatible 4" 0.37KW (0.50HP) Motor (also sold on Aquadale)
TESK 401-19: Optimum efficiency is 15 litres per minute (900L/per hour) at a depth of 80m. Pump range is 5L/min - 20L/min and a depth of 55m - 110m.
Outlet Connection Diameter: 32mm Female Thread
Number of stages: 19
Pump outside diameter: 4" (100mm)
Weight: 4.7Kg
Mounts to any compatible 4" 0.55KW (0.75HP) Motor (also sold on Aquadale)
TESK 401-26: Optimum efficiency is 15 litres per minute (900L/per hour) at a depth of 110m. Pump range is 5L/min - 20L/min and a depth of 75m - 150m.
Outlet Connection Diameter: 32mm Female Thread
Number of stages: 26
Pump outside diameter: 4" (100mm)
Weight: 5.8Kg
Mounts to any compatible 4" 0.75KW (1.00HP) Motor (also sold on Aquadale)
TESK 401-38: Optimum efficiency is 15 litres per minute (900L/per hour) at a depth of 160m. Pump range is 5L/min - 20L/min and a depth of 110m - 220m.
Outlet Connection Diameter: 32mm Female Thread
Number of stages: 38
Pump outside diameter: 4" (100mm)
Weight: 8.2Kg
Mounts to any compatible 4" 1.10KW (1.50HP) 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.
