{"product_id":"resideo-v8043f5036-u-zone-valve-0-75-in-24v-300-psi-3-5-cv","title":"Resideo v8043f5036\/u Zone Valve 0.75 in 24V 300 Psi 3.5 Cv","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe RESIDEO v8043f5036\/u is a two-way, on-off, low-voltage zone valve designed to control hot water flow in hydronic heating systems. The assembly combines an actuator and valve body in a single unit, providing reliable zone isolation without the need for separate components. Rated at 24 volts and 0.32 amps, the valve operates on standard low-voltage hydronic controls. The brass valve body carries a 300 psi pressure rating and a flow coefficient (Cv) of 3.5, making it well-suited for residential and light-commercial hot water distribution circuits. It is installed by licensed plumbers and HVAC technicians performing hydronic system work.\u003c\/p\u003e\u003cp\u003eThis zone valve is used in forced hot water heating systems where individual zones must be controlled independently. Typical applications include residential baseboard hydronic systems, radiant floor loops, and fan-coil unit supply lines. The valve is rated for water temperatures between 50 and 200 degrees F, covering the full operating range of standard hydronic heating systems. The 3\/4-inch nominal size and C end-style configuration fit common residential and light-commercial piping layouts. A 20 psi differential pressure rating keeps the valve within standard zone circuit parameters.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTwo-way on-off design controls hot water flow in individual hydronic zones\u003c\/li\u003e\n\u003cli\u003e24-volt low-voltage actuator compatible with standard hydronic zone controls and thermostats\u003c\/li\u003e\n\u003cli\u003eBrass valve body rated to 300 psi for durable, corrosion-resistant service\u003c\/li\u003e\n\u003cli\u003e3.5 Cv flow coefficient supports 3\/4-inch zone circuits without significant pressure drop\u003c\/li\u003e\n\u003cli\u003eScrew terminal block electrical connection for straightforward field wiring\u003c\/li\u003e\n\u003cli\u003eWater temperature range of 50 to 200 degrees F covers standard hydronic operating conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement zone valve for residential and light-commercial hydronic heating systems requiring a 3\/4-inch, two-way, low-voltage on-off valve in the V8043 series configuration.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a licensed plumber or HVAC technician familiar with hydronic systems. Shut off water supply and relieve system pressure before removing or installing the valve. Electrical connections must be made with system power de-energized; follow applicable NEC requirements for low-voltage wiring. Verify correct flow direction and end-style orientation before securing fittings.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: V8043\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: 2-Way Low Voltage On-Off Zone Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Size\u003c\/strong\u003e: 0.75 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Style\u003c\/strong\u003e: C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Rating\u003c\/strong\u003e: 300 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferential Pressure\u003c\/strong\u003e: 20 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Coefficient\u003c\/strong\u003e: 3.5 Cv\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: 24 volts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Draw\u003c\/strong\u003e: 0.32 amps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Temperature Range\u003c\/strong\u003e: 50 to 200 degrees F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Connection\u003c\/strong\u003e: Screw Terminal Block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 4.375 inches H x 3.5 inches W x 2.375 inches D\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Brass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin\u003c\/strong\u003e: Import\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: RESIDEO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: v8043f5036\/u\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RESIDEO","offers":[{"title":"Default Title","offer_id":51467555340594,"sku":"V8043F5036\/U","price":201.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/313945485.jpg?v=1783906749","url":"https:\/\/voomisupply.com\/products\/resideo-v8043f5036-u-zone-valve-0-75-in-24v-300-psi-3-5-cv","provider":"Voomi Supply","version":"1.0","type":"link"}