The 59896773 from Grundfos is a UPS15-55SFC 3-Speed Circulator Pump w/ IFC, 1/8HP, with stainless steel housing, removable integral check valve, and flanged connections. It's suitable for a wide range of open loop and closed loop applications, including radiant heating, hydronic heating, solar, hot water recirculation, chilled water cooling and many others. 3 speeds of the Grundfos UPS15-35SFC model allow to adjust pump's parameters to match system requirements and achieve optimal performance.

Features:

• Ceramic shaft and radial bearings;
• Carbon axial bearing;
• Stainless steel rotor can and bearing plate;
• Corrosion-resistant impeller, Composite, PES;
• Stainless steelpump housing;
• Check valve;
  Technical Specifications:
• Speed Number: 3;
• Max flow: 25.1 US gpm;
• Head max: 18 ft;
• Liquid temperature range: 35.6 .. 230 F;
• Maximum operating pressure: 145 psi;
• Approvals on nameplate: UL, CSA;
• Pump housing: Stainless steel;
• Pump housing: DIN W.-Nr. 1.4301;
• Pump housing: AISI 304;
• mpeller: Composite, PES;
• Maximum ambient temperature: 104 F;
• •Ambient max at 176 F liquid: 176 F;
• Maximum operating pressure: 145 psi;
• lange standard: USA Oval;
• Type of connection: S.S. Flange;
• Pipe connection: 2 - Bolt Flange (GF 15/26);
• Pressure stage: 10;
• Port-to-port length: 6 1/2";
• Number of poles: 2;
• Power input in speed 1: 58 W;
• Power input in speed 2: 77 W;
• Max. power input: 87 W;
• Rated power in speed 1: 1/8HP;
• Rated power in speed 2: 1/10HP;
• Rated power in speed 3: 1/12HP;
• Main frequency: 60 Hz;
• Voltage: 115V;
• Current in speed 1: 0.53 A;
• Current in speed 2: 0.69 A;
• Current in speed 3: 0.75 A;
• Capacitor size - run: 10 mF/180 V;
• Insulation class (IEC 85): F;
• Gross weight: 6 lb;

Manufacturer's warranty:

• 2 years from date of installation.