400 V - 2x0.75÷2x3 kW
60÷700 L/min - Prevalence 27÷93 m
The Leo GP-2C Three-Phase SPEEDBOX DUO SET is a compact and advanced system designed for the intelligent control of pressure groups composed of two electric pumps. Equipped with an integrated inverter , it regulates the speed of the main pump to maintain a constant pressure, regardless of the system demand. The pumps operate in alternating sequence, ensuring uniform wear. The system includes AISI 304 stainless steel manifolds , a control panel with LCD display , pressure transducer and digital current sensor.
Works in combination with a pump


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The SPEEDBOX DUO SET Leo GP-2C Three-phase represents a compact and high-performance solution for the automatic management of pressure groups with two pumps. Thanks to the integrated inverter, it is possible to adjust the speed of the main pump based on the system demand, thus maintaining a constant and efficient pressure in all operating conditions.

One of the distinctive features of the system is the alternating sequential management of the two pumps. This mechanism causes the main pump to be inverted at each operating cycle, evenly distributing wear and increasing the overall life of the system. The AISI 304 stainless steel manifolds guarantee resistance and reliability over time.
This three-phase inverter system includes: anti-overcurrent system , dry-running protection, abnormal voltage and short circuit control. The ART (Automatic Reset Test) function detects the absence of water and automatically attempts to restore to programmed levels. STC (Smart Temperature Control) function for reducing rotation frequency to avoid damage and maintain pressure.
The control panel with LCD display provides immediate access to key parameters such as working hours, starts and recorded alarms. The external pressure transducer (0-10 bar) and the digital current sensor guarantee an accurate reading, while the system allows direct intervention on the PID , offering flexible and customized management of the pumping system.