Astro 250CI 3-Speed Circulator Pump, 115V

Astro 250CI 3-Speed Circulator Pump, 115V
Views: 2660 Product Code: 110223-307

MPN: 110223-307


Weight:8.00 lb

Dimensions (L x W x H ): 7.50 x 7.00 x 5.50

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The 110223-307 from Armstrong is a Astro 2 series, 250CI model, 115V, 3-speed flanged circulator designed for closed-loop heating applications. Low, Medium, and High speeds cover a wide range of single and multi-zone applications in radiant floor heating, fan coils, radiator/baseboard and other systems. This model is a direct replacement for Taco 0015-MSF series and Wilo Star S 21FX.


  • Designed for use in closed-loop heating applications - hydronic, baseboards, radiant floor heat, etc.;
  • e-Coating on the inside of the pump provides an enhanced corrosion protection for longer pump life and less debris in the system;
  • Large wiring box and convenient plug-in terminal strip;
  • 3-Speed functionality;
  • cETLus listed;
  • Standard flange (2-1/2" OC holes), compatible with other brand flanges & isolation valves.

Technical Specifications:

  • Electrical: 115V, 60Hz, 1 Phase;
  • Nominal Power: 117 Watts;
  • Amp Draw: 0.65A @ Spd 1; 0.79A @ Spd 2; 0.98A @Spd 3;
  • Max. fluid temperature: 230°F;
  • Max. ambient temperature: 104°F;
  • Max. operating pressure: 150 psi;
  • Max flow: 18 GPM;
  • Max. head: 24 ft;
  • Body material: Cast Iron;
  • Component materials: Noryl impeller, ceramix shaft & bearings, EPDM gasket;
  • System connections: standard flange;
  • Circulator flange-to-flange dimensions (height): 6.38" (6-3/8").


  • 5 years manufacturer's warranty. 


Product Specs
Body Material:Cast Iron
Circulator flange-to-flange dimensions (height):6.38" (6-3/8").
Electrical:115V, 60Hz, 1 Phase
Max Flow:18 GPM
Max. ambient temperature:104°F
Max. fluid temperature:230°F
Max. head:24 ft
Max. Operating Pressure:150 psi
Nominal Power:117 Watts
System connections:standard flange
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