The Grundfos UP15-10B5/TLC (RCP-10) 1/25 HP Recirculator Pump with Timer and Line Cord. The Grundfos circulator pumps, Series UP, are specifically designed for heating systems. The pumps are also suitable for circulation of hot domestic water and for circulation of liquid in cooling and air-conditioning systems. SPECIFICATIONS - Grundfos UP15-10B5/TLC (RCP-10) 1/25 HP Recirculator Pump with Timer and Line Cord: • Flow range: 0 - 9 U.S. GPM • Head range: 0 - 6 FEET • Motors: 2 Pole, Single Phase, 115 Volt • Maximum fluid temperature: 220°F (104°C) • Min. fluid temperature: 36°F (2°C) • Maximum working pressure: 145 PSI • Connection: Sweat - 1/2"" • TLC = Timer, Line Cord, 6' foot • RCP = Recirculating Package CONSTRUCTION - Grundfos UP15-10B5/TLC (RCP-10) 1/25 HP Recirculator Pump with Timer and Line Cord: • Stator Housing - Aluminum • Spherical Seperator - Stainless Steel • Rotor Can Complete - Stainless Steel/Tungsten Carbide • Rotor, Impeller - Stainless Steel, EPDM, PRO, PFTE, Graphite • Pump Housing - Brass MS 58 • Isolation valve - PPO • Stainless Steel • Terminal Box Cover, Motor Cover- Pa66/6 • Light - Lexan • Cable, Cable Relief - PVC • Insulating Cover - EPP 55 • Orings - EPDM • Check Valve - POM MOTOR - Grundfos UP15-10B5/TLC (RCP-10) 1/25 HP Recirculator Pump with Timer and Line Cord: • Insulation class: F • Power consumption: 25W • Voltage: 115V • Phase: 1 FEATURES and BENEFITS - Grundfos UP15-10B5/TLC (RCP-10) 1/25 HP Recirculator Pump with Timer and Line Cord: • Bronze and stainless steel construction. • Wet rotor design. • Composite impeller. • Eliminates and prevents corrosive effects of fresh water. • Maintenance-free, low energy consumption, easy to install, quiet running. • Improved performance and efficiency. • Pre-program usage times to save power. • No additional wiring required."