{"product_id":"rain-bird-field-decoder-432518","title":"Rain Bird FD401TURF Field Decoder — Up to 4 Valves - FD401TURF","description":"\u003ch2\u003eRain Bird FD401TURF Field Decoder — Up to 4 Valves - FD401TURF\u003c\/h2\u003e\n\u003cp\u003eThe Rain Bird FD401TURF field decoder provides reliable in-field control for two‑wire irrigation systems, allowing central controllers to operate up to four valves individually. Designed for buried installation, it reduces wiring and protects electronics from weather and vandalism. Addressing is pre-coded and can be reassigned with Rain Bird's Decoder Programming Unit (DPU) for flexible field management.\u003c\/p\u003e\n\u003cp\u003eIdeal for golf courses, sports fields, and large landscapes, the FD401TURF offers straightforward expansion and dependable operation backed by Rain Bird decoder technology. Install underground to keep controls out of sight and minimize maintenance.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eControls up to 4 individual solenoids\/stations for precise zone management.\u003c\/li\u003e\n\u003cli\u003eWorks with Rain Bird ESP‑LXD and SiteControl decoder central systems.\u003c\/li\u003e\n\u003cli\u003eSealed, watertight enclosure for underground installation and long-term durability.\u003c\/li\u003e\n\u003cli\u003eSimplifies wiring — uses a two‑wire 14‑gauge communication path to cut installation costs.\u003c\/li\u003e\n\u003cli\u003eCompact gray housing (approx. 3.94 in length × 2.56 in diameter); solenoids not included.\u003c\/li\u003e\n\u003cli\u003ePre-coded addresses; address reassignment available with Rain Bird DPU.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"26fpgv\" data-start=\"27\" data-end=\"226\"\u003e\n\u003cstrong data-start=\"29\" data-end=\"64\"\u003eAdvanced in-field control node:\u003c\/strong\u003e The Rain Bird FD401TURF Field Decoder is a professional-grade device that links central irrigation controllers to multiple field valves over a two-wire system.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vdq7xv\" data-start=\"227\" data-end=\"413\"\u003e\n\u003cstrong data-start=\"229\" data-end=\"256\"\u003eMulti-valve efficiency:\u003c\/strong\u003e Operates \u003cstrong data-start=\"266\" data-end=\"295\" data-is-only-node=\"\"\u003eup to 4 individual valves\u003c\/strong\u003e, reducing the need for multiple decoders and simplifying system architecture. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qdaszy\" data-start=\"414\" data-end=\"626\"\u003e\n\u003cstrong data-start=\"416\" data-end=\"453\"\u003eUnderground, out-of-sight design:\u003c\/strong\u003e Fully sealed and intended for direct burial or valve-box installation, protecting electronics from weather, flooding, and vandalism. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1npoyqc\" data-start=\"627\" data-end=\"830\"\u003e\n\u003cstrong data-start=\"629\" data-end=\"661\"\u003eTwo-wire system integration:\u003c\/strong\u003e Works with Rain Bird ESP-LXD and SiteControl platforms, enabling scalable expansion across large commercial irrigation networks. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vcgx5c\" data-start=\"831\" data-end=\"1011\"\u003e\n\u003cstrong data-start=\"833\" data-end=\"866\"\u003eFactory pre-coded addressing:\u003c\/strong\u003e Simplifies installation by eliminating manual switch configuration, speeding up deployment in the field. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"n1422m\" data-start=\"1012\" data-end=\"1189\"\u003e\n\u003cstrong data-start=\"1014\" data-end=\"1042\"\u003eSmart diagnostics ready:\u003c\/strong\u003e Supports advanced monitoring and system feedback features when paired with compatible central controllers. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1njtzv2\" data-start=\"1190\" data-end=\"1330\"\u003e\n\u003cstrong data-start=\"1192\" data-end=\"1232\"\u003eCost-efficient large-scale solution:\u003c\/strong\u003e Reduces wiring complexity and labor costs compared to traditional multi-wire controller setups.\u003c\/li\u003e\n\u003cli data-section-id=\"9jwzed\" data-start=\"1331\" data-end=\"1495\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1333\" data-end=\"1355\"\u003eTrade-off reality:\u003c\/strong\u003e Best suited for professional irrigation systems—over-engineered for residential use and requires compatible central control infrastructure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"710676d2-b84c-4b2f-bd0c-4dd357d54219\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--sticky-padding-top)\" dir=\"auto\" data-turn-id=\"710676d2-b84c-4b2f-bd0c-4dd357d54219\" data-turn-id-container=\"710676d2-b84c-4b2f-bd0c-4dd357d54219\" data-testid=\"conversation-turn-61\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:493af699-8c07-4d6d-a27f-80ee8cbfacc8-30\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:493af699-8c07-4d6d-a27f-80ee8cbfacc8-30\" data-turn-id-container=\"request-WEB:493af699-8c07-4d6d-a27f-80ee8cbfacc8-30\" data-testid=\"conversation-turn-62\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"65e1b9a1-0712-47cd-a8ce-cf6711c11df6\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"273\"\u003e\u003cstrong data-start=\"0\" data-end=\"65\"\u003eQ: What is the Rain Bird FD401TURF Field Decoder (FD401TURF)?\u003c\/strong\u003e\u003cbr data-start=\"65\" data-end=\"68\"\u003e\u003cstrong data-start=\"68\" data-end=\"74\"\u003eA:\u003c\/strong\u003e A buried 2-wire irrigation field decoder used in Rain Bird central control systems to operate up to 4 individual solenoid valves from a single decoder module. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"275\" data-end=\"468\"\u003e\u003cstrong data-start=\"275\" data-end=\"298\"\u003eQ: What does it do?\u003c\/strong\u003e\u003cbr data-start=\"298\" data-end=\"301\"\u003e\u003cstrong data-start=\"301\" data-end=\"307\"\u003eA:\u003c\/strong\u003e It receives signals from a central irrigation controller and independently activates up to four valves on a 2-wire path. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"470\" data-end=\"661\"\u003e\u003cstrong data-start=\"470\" data-end=\"494\"\u003eQ: Where is it used?\u003c\/strong\u003e\u003cbr data-start=\"494\" data-end=\"497\"\u003e\u003cstrong data-start=\"497\" data-end=\"503\"\u003eA:\u003c\/strong\u003e Installed in large-scale irrigation systems such as golf courses, sports fields, campuses, and commercial landscapes. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"663\" data-end=\"848\"\u003e\u003cstrong data-start=\"663\" data-end=\"690\"\u003eQ: How is it installed?\u003c\/strong\u003e\u003cbr data-start=\"690\" data-end=\"693\"\u003e\u003cstrong data-start=\"693\" data-end=\"699\"\u003eA:\u003c\/strong\u003e It is typically buried inside a valve box or directly underground with fully sealed, waterproof electronics. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"850\" data-end=\"1040\"\u003e\u003cstrong data-start=\"850\" data-end=\"908\"\u003eQ: Does it need a separate power cable for each valve?\u003c\/strong\u003e\u003cbr data-start=\"908\" data-end=\"911\"\u003e\u003cstrong data-start=\"911\" data-end=\"917\"\u003eA:\u003c\/strong\u003e No. It uses a single 2-wire communication line instead of individual valve wiring. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1042\" data-end=\"1223\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1042\" data-end=\"1088\"\u003eQ: What controllers is it compatible with?\u003c\/strong\u003e\u003cbr data-start=\"1088\" data-end=\"1091\"\u003e\u003cstrong data-start=\"1091\" data-end=\"1097\"\u003eA:\u003c\/strong\u003e Designed for Rain Bird decoder-based systems such as ESP-LXD and SiteControl platforms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"i3p04v\" data-start=\"51\" data-end=\"120\"\u003eTwo-wire \u003cstrong data-start=\"62\" data-end=\"118\"\u003efield decoder for central irrigation control systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ralgzg\" data-start=\"121\" data-end=\"226\"\u003eControls up to \u003cstrong data-start=\"138\" data-end=\"186\"\u003e4 individual valves (4 stations per decoder)\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"v9bj2s\" data-start=\"227\" data-end=\"313\"\u003eFully sealed, \u003cstrong data-start=\"243\" data-end=\"311\"\u003ewaterproof enclosure for direct burial or valve box installation\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5cc3ko\" data-start=\"314\" data-end=\"420\"\u003eWorks with \u003cstrong data-start=\"327\" data-end=\"380\"\u003eRain Bird ESP-LXD and SiteControl decoder systems\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1durqxa\" data-start=\"421\" data-end=\"504\"\u003ePre-coded factory address (no manual switches required) for faster installation\u003c\/li\u003e\n\u003cli data-section-id=\"158oqf3\" data-start=\"505\" data-end=\"577\"\u003eEnables \u003cstrong data-start=\"515\" data-end=\"575\"\u003eadvanced diagnostics, monitoring, and sensor integration\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gtuf16\" data-start=\"578\" data-end=\"664\"\u003eUses a \u003cstrong data-start=\"587\" data-end=\"628\"\u003elow-voltage 2-wire communication path\u003c\/strong\u003e, reducing field wiring complexity\u003c\/li\u003e\n\u003cli data-section-id=\"ruv7wl\" data-start=\"665\" data-end=\"767\"\u003eDesigned for \u003cstrong data-start=\"680\" data-end=\"765\"\u003ecommercial landscapes, golf courses, sports fields, and large irrigation networks\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1vc5hqc\" data-start=\"768\" data-end=\"850\"\u003eHelps reduce vandalism and environmental damage by being installed underground\u003c\/li\u003e\n\u003cli data-section-id=\"1se5g3k\" data-start=\"851\" data-end=\"935\"\u003eSupports cost-efficient system expansion by adding additional decoders as needed\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rain Bird","offers":[{"title":"Default Title","offer_id":45805108986047,"sku":"FD401TURF","price":549.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/FD401TURF-2.jpg?v=1782943120","url":"https:\/\/www.mybackyardzone.com\/products\/rain-bird-field-decoder-432518","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}