The item shown is a Total Circulating Water Pump, specifically model TSCM120. It is designed to boost water pressure, such as for a home water heater (calefont), and has the following specifications:
Power Rating: 120W
Maximum Flow Rate: 23 Liters per minute
Maximum Head: 8 meters
Maximum Water Temperature: 110°C
Features: Quiet operation, 3-position switch, and includes brass connectors for installation