Wilo-Sub TWI 5-304EM-FS water pump 4144935

Submersible pump for wells and boreholes – reliability and efficiency

Wilo-Sub TWI 5-304EM-FS is a high-quality submersible pump designed for efficient water intake from wells and boreholes. Made of durable materials, including stainless steel, it guarantees long-lasting and trouble-free operation even in difficult conditions. It is a solid solution for both installers and users looking for a reliable water source.

Construction and application

The Wilo-Sub TWI 5-304EM-FS pump is characterized by a compact design with a diameter of 5 inches (127 mm), which allows it to be installed in most standard boreholes. It is equipped with a motor with its own cooling, which allows it to operate even when partially submerged in water. The power cord with plug facilitates connection to the electrical network, and the safety rope ensures safe lowering and lifting of the pump during servicing. The integrated float switch protects the motor from running dry, which significantly extends its lifespan.

The pump finds wide application in:

• Water supply for households
• Irrigation systems for gardens and agricultural crops
• Industrial water supply
• Draining tanks and excavations

Performance and operating parameters

Wilo-Sub TWI 5-304EM-FS provides a capacity of up to 5.94 m³/h and a maximum water lift height of 44.44 meters. The 0.55 kW motor operates at a voltage of 230 V and a frequency of 50 Hz, drawing a current of 4.5 A. The stainless steel construction (housing, impeller, shaft) and high sand resistance (up to 50 g/m³) guarantee the reliability and durability of the device. The IP68 protection class ensures complete sealing and the possibility of working in complete immersion. Insulation class F additionally protects the motor against overheating. The outlet connection with a diameter of 1 ¼ inch (32 mm) with a BSPT-Rc internal thread facilitates connection to the water installation. The maximum operating pressure is 10 bar.