{"product_id":"woodward-9905-211-digital-speed-control","title":"WOODWARD 9905-211 Digital Speed Control","description":"\u003ch2\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWoodward 9905-211\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a precision\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDigital Speed Control\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eunit designed for the regulation of prime movers, including engines and turbines. As a critical component in the speed governing system, this module processes speed signals and provides a regulated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0-20 mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoutput to drive an actuator or interface with an electronic governor. \u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWoodward\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e9905-211\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital Speed Regulator \/ Governor Control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10–40 VDC (Standard industrial DC power)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Signal:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0–20 mA (To actuator or interface)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4.00 lbs (Approx. 1.8 kg)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDrives \/ Speed Controllers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLifecycle Status:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDiscontinued by Manufacturer (Legacy Support available)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Precision:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike legacy analog regulators, the 9905-211 utilizes digital processing to eliminate drift caused by component aging or temperature fluctuations, providing consistent speed regulation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWide DC Input Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupporting a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e10 to 40 VDC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einput, the unit is resilient to the voltage drops often experienced during battery-driven cranking or charging system variations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandardized 0-20 mA Output:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 0-20 mA current signal is the industrial standard for driving Woodward actuators, allowing for precise positioning of fuel racks or steam valves.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRugged Enclosure:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBuilt to withstand the vibration and thermal stress typical of engine rooms and industrial drive cabinets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVersatile Application:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCapable of being configured for single-unit operation or integrated into a multi-engine load-sharing network.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":44965436784755,"sku":"9905-211","price":400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-14_09-18-00_b597c95b-4317-4a7c-8c73-6b45dc50d8d4.png?v=1778722535","url":"https:\/\/www.dcssupplier.com\/products\/woodward-9905-211-digital-speed-control","provider":"DcsSupplier Limited","version":"1.0","type":"link"}