The Wilo Yonos STP 15/130 is a high-efficiency glandless solar-rated circulating pump. Built for 230V power supplies, it features a 15mm port and a compact 130mm port-to-port length, making it ideal for tight spaces or replacing older units. 
 
Key Specifications
    •    Port-to-port length: 130 mm
    •    Pump connection: G 1 (1-inch thread) DN 20
    •    Mains connection: 
    •    Max. operating pressure: 10 bar (PN 10)