Armstrong Astro 250CI Circulator Pump 3 Speed Iron Body

Product Description

The ASTRO 250CI is a hydronic circulator that conserves energy and eliminates maintenance. Armstrong’s Astro Circulator is intended for circulating water or ethylene glycol solutions in closed hydronic or solar heating systems. It is designed with no mechanical seals or couplers to replace, and no lubrication is required. Armstrong Astro 250CI 3-speed circulator provides unmatched performance over a wide range of head and flow requirements. The 3-speed design allows users to match the requirements of an installation exactly.

***Rubber gaskets included with pump***

Typical Applications

Designed for closed-loop heating applications like radiant floor heating, fan coils, radiator/baseboard and other systems.

Performance Data

• Flow Range: 0-18 GPM
• Head Range: 0-24 Feet
• Maximum Fluid Temperature: 230 degrees F (110 degrees C)
• Horse Power: 1/20
• Working pressure: 150 PSI
• Connection: Flanged

Features

• Efficient/Quiet Operation
• Universal Flange to Flange Dimension
• Cast Iron Construction
• ETL Listed (conforms to UL and certifies to CSA)
• No mechanical seals to leak
• No couplers to break
• No lubrication
• 3 speed selection
• Removable check valve
• Direct replacement of Armstrong and over 90 competitive circulators
• Vent plug for initial purging if required
• Thermally protected motor

Benefits

• No mechanical seals to leak
• No couplers to break
• No lubrication
• Noryl impeller
• Vent plug for initial purging if required
• Stainless Steel shaft
• Ethylene Propylene gaskets
• Impedance protected motor