{"product_id":"research-products-6835-rectangular-zone-damper-with-motor","title":"Research Products 6835 Rectangular Zone Damper with Motor","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe RESEARCH PRODUCTS 6835 is a rectangular zone damper with an integrated synchronous motor, designed for use in residential and light commercial HVAC zoning systems. The damper operates on a power-closed, spring-open actuation cycle, driven by a 24 VAC synchronous motor rated at 60 Hz, 6 watts, and 12 VA. The galvanized steel construction provides corrosion resistance in ductwork environments. Measuring 15-7\/8 inches wide by 11.813 inches tall, this unit fits rectangular duct openings common in both residential trunk lines and light commercial branch runs. Licensed HVAC technicians install this damper as part of a multi-zone forced-air system.\u003c\/p\u003e\u003cp\u003eThis damper is suited for residential and light commercial zoning applications where rectangular duct configurations are used. The power-closed, spring-open design provides a fail-safe open position during a power loss event, which is a common requirement in residential zoning layouts. Smaller residential sizes in the Aprilaire lineup use a flexible link design, while larger light commercial sizes use actuators matched to higher torque requirements. The 6835 fits within this product family for standard rectangular duct sizing in split-system and air handler installations.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePower-closed, spring-open actuation provides fail-safe open position on power loss\u003c\/li\u003e\n\u003cli\u003eSynchronous motor rated at 24 VAC, 60 Hz, 6 W, 12 VA\u003c\/li\u003e\n\u003cli\u003eGalvanized steel construction for corrosion resistance in ductwork\u003c\/li\u003e\n\u003cli\u003eRectangular shape at 15-7\/8 inches wide by 11.813 inches tall\u003c\/li\u003e\n\u003cli\u003e1 inch water column (in-WC) pressure rating\u003c\/li\u003e\n\u003cli\u003eBottom mounting configuration for standard duct installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in residential and light commercial rectangular duct zoning systems. Compatible with 24 VAC zoning control systems requiring a power-closed, spring-open rectangular zone damper.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a licensed HVAC technician familiar with forced-air zoning systems. Disconnect power to the air handler and zone control board before installing or wiring the damper motor. Verify the duct opening dimensions match the damper face size before securing the bottom mount. Low-voltage wiring to the zone control panel should comply with NEC requirements for Class 2 circuits.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Galvanized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape\u003c\/strong\u003e: Rectangular\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 15-7\/8 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 11.813 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Rating\u003c\/strong\u003e: 1 in-WC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Voltage\u003c\/strong\u003e: 24 VAC at 60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Wattage\u003c\/strong\u003e: 6 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor VA Rating\u003c\/strong\u003e: 12 VA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Type\u003c\/strong\u003e: Power Closed, Spring Open, Synchronous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Type\u003c\/strong\u003e: Bottom\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: RESEARCH PRODUCTS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 6835\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RESEARCH PRODUCTS","offers":[{"title":"Default Title","offer_id":51138284355890,"sku":"6835","price":197.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/305532980.jpg?v=1778252492","url":"https:\/\/voomisupply.com\/products\/research-products-6835-rectangular-zone-damper-with-motor","provider":"Voomi Supply","version":"1.0","type":"link"}