The 59896300 from Grundfos is a UP15-100F Cast Iron Circulator Pump, 1/25HP, 115V. It's a high-head circulator pump specifically designed for applications with high pressure drop. Suitable for use with closed loop heating applications, including radiant heating, baseboards, fan coils and many others.

Features:

• Ceramic shaft and radial bearings;
• Carbon axial bearing;
• Stainless steel rotor can and bearing plate;
• Corrosion-resistant impeller, Composite, PES;
• Cast iron pump housing;

Technical Specifications:

• Speed Number: 1;
• Max flow: 8.37 US gpm;
• Head max: 36.1 ft;
• Liquid temperature range: 35.6 - 204.8 F;
• Maximum operating pressure: 145 psi;
• Approvals on nameplate: UL, CSA;
• Pump housing: Cast iron;
• Pump housing: EN-JL1030;
• Pump housing: ASTM 30 B;
• Impeller: Composite, PES;
• Maximum ambient temperature: 104 F;
• Ambient max at 176 F liquid: 176 F;
• Maximum operating pressure: 145 psi;
• Flange standard: USA Oval;
• Type of connection: C.I. Flange;
• Pipe connection: 3/4", 1", 1-1/4", 1-1/2" (GF 15/26);
• Pressure stage: 10;
• Port-to-port length: 6-1/2";
• Number of poles: 2;
• Max. power input: 135 W;
• Rated power - P2: 0.04 HP;
• Main frequency: 60 Hz;
• Voltage: 115V;
• Current in speed 3: 1.1 A;
• Insulation class (IEC 85): F;
• Gross weight: 6.75 lbs;

Warranty:

• 2 years from date of installation.