Wilo

For small and medium household systems (successor to the Star-RS series): Electronically controlled, high-efficiency pump. Maintenance-free wet-rotor circulation pump with a threaded connection, equipped with a synchronous ECM motor protected...

Simple, highly energy-efficient pumps for recirculating domestic hot water: Designed for systems with low power requirements (e.g., operating at 3–5 W), featuring a built-in check valve and a timer.