{"product_id":"555050rp-zone-valve-power-head-for-taco-550-570-series-555-556-557-571-572","title":"555050RP Zone Valve Power Head for Taco 550 570 Series 555 556 557 571 572","description":"\u003cstrong\u003eThis Zone Valve Power Head is a replacement actuator compatible with Taco 550 and 570 series zone valves and matches OEM Part# 555-050RP.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e The zone valve power head controls the flow of hot water in Taco hydronic heating systems. This zone valve power head replaces worn or failed actuators on Taco 550 and 570 series valves. Designed for residential and light commercial boilers, the zone valve power head delivers reliable open\/close operation. \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eSynchronous motor provides quiet and consistent actuation\u003c\/li\u003e \u003cli\u003eManual lever allows easy open\/close override during installation or troubleshooting\u003c\/li\u003e \u003cli\u003eSnap-on design simplifies replacement without draining the system\u003c\/li\u003e \u003cli\u003eCompatible with both 2-wire and 3-wire Taco zone valve configurations\u003c\/li\u003e \u003cli\u003eSealed construction resists dust and moisture in mechanical rooms\u003c\/li\u003e \u003cli\u003eFast response minimizes temperature swings in zoned heating systems\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eTaco 550 Series: 555, 556, 557\u003c\/li\u003e \u003cli\u003eTaco 570 Series: 570, 571, 572\u003c\/li\u003e \u003cli\u003eAlso compatible with valves using power head 555-050RP\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eZoned hydronic baseboard heating systems\u003c\/li\u003e \u003cli\u003eRadiant floor heating manifold controls\u003c\/li\u003e \u003cli\u003eIndirect water heater circulation loops\u003c\/li\u003e \u003cli\u003eCommercial boiler zone management\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 555-050RP\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What voltage does this power head require? \u003cstrong\u003eA:\u003c\/strong\u003e It typically operates on 24VAC, matching the standard for Taco 550 and 570 series valves.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How can a faulty power head be diagnosed? \u003cstrong\u003eA:\u003c\/strong\u003e A continuity test across the motor leads or manual lever stiffness can indicate actuator failure.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53679671083281,"sku":"ZZ3A01169","price":155.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_e95e7c1f-f736-4bae-9056-d17eb65bc420.jpg?v=1781652480","url":"https:\/\/www.duraforce.com\/products\/555050rp-zone-valve-power-head-for-taco-550-570-series-555-556-557-571-572","provider":"DURAFORCE","version":"1.0","type":"link"}