A bronze secondary circulation pump with a blocking current-proof motor and manual three-stage speed control, allowing you to tailor its performance to your specific needs.\nThe Wilo SB30’s non-overloading motor and unique hollow shaft with sintered bronze filter ensures long, trouble-free operation. This return hot water pump can be used for domestic hot water circulation systems, suitable only for drinking water.\n\n• Circulation pump suitable only for drinking water\n• Compact design for easier installation in tight areas\n• Wired easily with earth, live and neutral connections on front face\n• Perfect for new and replacement installations\n• Condensation-proof design ( -10°C to +110°C )\n• Fluid temperature of 2°C to 65°C\n• Maximum operating pressure of 10 bar\n• Port-to–port length of 130mm\n• WRc-approved\n• IP42 rating\n• 230V mains connection\n• G 1½” pipe connection\n• Three-year manufacturer’s guarantee (T&Cs apply)