Wilo 2163591 Stratos High Efficiency Circulator Pump 1.25 x 3-35, 1/4 HP

Product Description

The WILO 2163591 Stratos is a high-efficiency circulator pump featuring ECM motor technology that reduces energy consumption by up to 80%. It is designed for use in hot water heating, air conditioning, closed cooling, and industrial circulating systems, as well as geothermal and solar applications with water/glycol concentrations up to 50%.

• ECM motor technology reduces energy consumption by up to 80%
• Features 3 times higher starting torque than a standard circulator
• Includes Red Button technology and LED display

Product Highlights

This circulator pump has on-board diagnostics, a data logger, and multiple available control modules. The volute is constructed of cast iron, with a flange size of 1 1/4" and a 2-bolt HV flange type.

Product Information

Standard Information

• Brand: WILO
• Manufacturer Part Number: 2163591

Technical Specifications

• Type: Variable Speed Pump
• Product Type: Circulator Pump
• Material: Cast Iron
• Horse Power: 1/4
• Voltage: 230V
• Phase: 1
• Temperature Range (F): 14°F - 230°F
• Max Pressure (PSI): 145
• Connection Size: 1-1/4"
• Connection Type: Flanged x Flanged
• Application: Heating