Armstrong Astro 2 Circulators

Astro 2 Circulators are designed for quiet operation and free maintenance. In combination with cast iron volutes, the Astro 2 line circulates water or ethylene glycol solutions in closed hydronic or solar heating systems. They are available in three volute materials for residential, small industrial, and commercial applications.

Features & Specifications

• Easy electrical connection

• Adjustable performance

• Easy pump replacement and cross reference

• Performance range: 0 to 64 USgpm flow; 0 to 42 ft head

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

• Size: ½” - ¾” sweat, 1¼” union, or standard 2 bolt flange

• Power range: 33 W to 218 W

• Material: Cast iron, lead-free bronze, or stainless steel volutes

Armstrong Literature

HVH Industrial Solutions is a supplier of Armstrong.

We work closely with the Armstrong engineering team to provide superior customer service and engineering support. 

If you have any questions, write us via live chat (one of our team members will answer your questions), give us a call, or send us a quote request. The HVH team is always ready to help you.

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