{"product_id":"taco-007-zf5-10-cast-iron-priority-zoning-circulator-1-25-hp","title":"Taco 007-ZF5-10 Cast Iron Priority Zoning Circulator 1\/25 HP","description":"\u003cp\u003eThe Priority Zoning Circulator provides precise flow control for multi‑zone hydronic heating systems, allowing each zone to receive the right amount of water at the right time. The \u003cstrong\u003e007‑ZF5‑10\u003c\/strong\u003e model features a durable cast‑iron body, a built‑in priority switch, and convenient low\/high voltage terminal strips for easy wiring.\u003c\/p\u003e\u003cp\u003eOperating with a 1\/25 HP motor, the circulator utilizes an internal PC‑board mounted relay to switch zones on demand. When the priority switch is engaged, the unit isolates and runs only the selected zone, improving system efficiency and reducing pump wear.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Capacity:\u003c\/strong\u003e 10 GPM @ 150 °F, suitable for typical residential zones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e Low 73 W motor draw, helping lower energy costs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Pressure:\u003c\/strong\u003e Handles up to 35 psi differential for reliable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePriority Switch:\u003c\/strong\u003e Enables exclusive operation of the chosen zone.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️\u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for residential HVAC, multi‑zone boiler systems, snow‑melt loops, and commercial hot‑water distribution where zone prioritization is required.\u003c\/p\u003e","brand":"Taco","offers":[{"title":"Default Title","offer_id":43112612986974,"sku":"007-ZF5-10","price":468.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/007_ZF5_10_image_cdccbb3c-6354-48c2-9d23-ef89e4403c7d.png?v=1785943255","url":"https:\/\/nationalboilersupply.com\/products\/taco-007-zf5-10-cast-iron-priority-zoning-circulator-1-25-hp","provider":"National Boiler Supply","version":"1.0","type":"link"}