Heavy-Duty Capacity: Designed for single-phase pumps up to 2.2kW (3HP).Automatic Operation: Starts the pump when a tap is opened and stops it on low flow (minimum 1.5 litres/min).Dry-Run Protection: Automatically shuts off the pump if the water source runs dry and restarts once the supply returns.Anti-Jam Function: Periodically pulses the pump during long periods of inactivity to prevent internal parts from seizing.Wide Voltage Range: Operates reliably between 90V and 260V