Armstrong

Astro 2 Series

The Armstrong Astro 2 circulators are designed for quiet operation and zero maintenance; available in three volute materials for residential, small industrial, and commercial applications.

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  • Description

    Applications
    Residential heating or cooling, potable water, water conservation.

    Description
    The Armstrong Astro 2 circulators are designed for quiet operation and zero maintenance. In combination with cast iron volutes the Astro 2 line is intended to circulate water or ethylene-glycol solutions in closed hydronic or solar heating systems. The Astro 2 line is available in three volute materials for residential, small industrial, and commercial applications.

    Materials
    Cast iron, lead-free bronze, or stainless steel volutes

    Performance Range
    0 to 64 USgpm flow; 0 to 42 ft head

    Temperature
    Max ambient temp 40°C; max fluid temp 110°C

    Power Range
    33 W to 218 W

    Size
    ½” – ¾” sweat, 1¼” union, or standard 2 bolt flange

  • Additional information

    Pump Type Small Circulators
    Series Astro 2
    Manufacturer Armstrong
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  • Technical Data

  • Parts

  • Performance Curves