Description
The Armstrong Astro 290SS Stainless Steel Circulator Pump (Model 110223-329) delivers dependable, efficient performance for residential heating and cooling applications. Its three-speed, single-phase design gives installers and homeowners the flexibility to fine-tune flow rates to match virtually any system demand — maximizing comfort while minimizing energy consumption. Compact and installer-friendly, the Astro 290SS fits easily into tight mechanical spaces without sacrificing performance or serviceability.
Key Features
- Three selectable speed settings for precise, customizable flow rate control
- Corrosion-resistant stainless steel construction for superior durability and long service life
- Integrated high-flow check valve maintains system integrity and prevents backflow
- Flanged connections ranging from ¾” to 1½” accommodate a wide range of plumbing configurations
- Compact form factor simplifies installation, even in space-constrained mechanical rooms
Product Highlights
Designed specifically for residential hydronic heating and cooling systems, the Astro 290SS ensures optimal flow control and peak system efficiency throughout the operating season. Its robust stainless steel wetted components resist corrosion and scaling, making it an ideal long-term solution for both potable and non-potable closed-loop systems. The pump’s versatile flanged connection sizing and straightforward mounting make it a go-to choice for contractors and DIY installers alike.
Technical Specifications
- MPN: 110223-329
- Motor Voltage: 115V
- Motor Phase: Single Phase
- Speed Settings: 3
- Maximum Operating Pressure: 150 PSI
- Maximum Operating Temperature: 230°F
- Connection Type: Flanged (¾” – 1½”)
- Pump Construction: Stainless Steel
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