{"product_id":"taco-138d-ss-three-piece-circulator-1-hp-4-bolt-round-flange","title":"Taco 138D-SS Three-Piece Circulator 1 HP 4-Bolt Round Flange","description":"\u003cp\u003eReliable fluid circulation in hydronic and solar installations is achieved with the \u003cstrong\u003eTaco 138D-SS\u003c\/strong\u003e, a high-capacity three-piece circulator. This robust 1 HP pump, part of the legendary Taco Series 100, is specifically engineered to handle the demands of both residential and commercial heating or cooling loops with long-lasting durability.\u003c\/p\u003e\u003cp\u003eThe three-piece design of the \u003cstrong\u003e138D-SS\u003c\/strong\u003e features a flexible coupling that separates the pump and motor assembly, which simplifies maintenance and reduces vibration during operation. This configuration allows for easy field servicing of the seal, bearing, or motor without requiring the removal of the pump housing from the piping system.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Stainless steel pump body ensures maximum resistance to corrosion in open or closed-loop systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Maintenance:\u003c\/strong\u003e Three-piece modular design allows for rapid component replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Capacity:\u003c\/strong\u003e Robust 1 HP motor provides the torque needed for demanding primary-secondary and zoning applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for commercial hydronic systems, large-scale residential radiant heating, parallel pumping designs, and solar thermal energy transfer loops.\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":43136995885150,"sku":"Taco","price":6852.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Taco_image_e0478699-139e-4224-ace0-a80065292a02.png?v=1786162475","url":"https:\/\/nationalboilersupply.com\/products\/taco-138d-ss-three-piece-circulator-1-hp-4-bolt-round-flange","provider":"National Boiler Supply","version":"1.0","type":"link"}