{"product_id":"weathermatic-two-valve-decoder","title":"Zurn Weathermatic SLDEC2 SmartWire 2-Valve Decoder, 24-28VAC - SLDEC2","description":"\u003ch2\u003eZurn Weathermatic SLDEC2 SmartWire 2-Valve Decoder, 24-28VAC - SLDEC2\u003c\/h2\u003e\n\u003cp\u003eThe Weathermatic SLDEC2 is a SmartWire 2-valve decoder designed for commercial SmartLine controllers. It decodes controller signals to operate two solenoid valves on a 2-wire path, simplifying wiring and expansion for large irrigation sites.\u003c\/p\u003e\n\u003cp\u003eIdeal for commercial irrigation professionals, the SLDEC2 reduces copper and labor costs while providing reliable, serviceable control. Compatible with SmartWire SL9600TW controllers and standard commercial 24VAC solenoids.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eTwo-valve output: controls up to two solenoid valves from a single decoder address.\u003c\/li\u003e\n\u003cli\u003eElectrical: 24–28 VAC input from the 2‑wire path; operates valves to 100' (30 m) from decoder.\u003c\/li\u003e\n\u003cli\u003eDurable design: sealed unit with 14‑gauge PVC-coated lead wires; shock-, freeze- and heat-resistant (‑20°C to 60°C).\u003c\/li\u003e\n\u003cli\u003eSmart diagnostics: two-way communication reports open\/shorted solenoids, wire faults, and supports on-board fault review.\u003c\/li\u003e\n\u003cli\u003eProgrammable \u0026amp; safe: addressable in the field with SL9600TW programming port; auto-shutdown if communication is lost.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:2a39c126-ada6-4109-8eee-7ce7c559202b-11\" 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:2a39c126-ada6-4109-8eee-7ce7c559202b-11\" data-turn-id-container=\"request-WEB:2a39c126-ada6-4109-8eee-7ce7c559202b-11\" data-testid=\"conversation-turn-22\" 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=\"9e09605f-b379-4bae-98aa-e49c3f7f982a\" 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\u003cul data-start=\"27\" data-end=\"1454\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1g20xba\" data-start=\"27\" data-end=\"257\"\u003e\n\u003cstrong data-start=\"29\" data-end=\"67\"\u003eEfficient 2-wire decoding control:\u003c\/strong\u003e The Zurn Weathermatic SLDEC2 SmartWire 2-Valve Decoder is designed to simplify irrigation wiring by controlling two valves over a single 2-wire path. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"16fys2v\" data-start=\"259\" data-end=\"456\"\u003e\n\u003cstrong data-start=\"261\" data-end=\"292\"\u003eLabor-saving system design:\u003c\/strong\u003e Reduces copper wire runs and trenching costs, making it a preferred solution for large commercial irrigation installations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"14a32jx\" data-start=\"458\" data-end=\"642\"\u003e\n\u003cstrong data-start=\"460\" data-end=\"486\"\u003eDual-valve capability:\u003c\/strong\u003e Operates up to two solenoids independently from one decoder unit, improving system scalability and zone management. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qxhce1\" data-start=\"644\" data-end=\"854\"\u003e\n\u003cstrong data-start=\"646\" data-end=\"679\"\u003eBuilt for harsh environments:\u003c\/strong\u003e Sealed, shock-resistant housing with surge protection and freeze\/heat resistance ensures reliable outdoor and underground performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1a92xkn\" data-start=\"856\" data-end=\"1060\"\u003e\n\u003cstrong data-start=\"858\" data-end=\"889\"\u003eSmart diagnostics included:\u003c\/strong\u003e Two-way communication reports faults like open or shorted solenoids, helping technicians troubleshoot quickly and reduce downtime. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ln731s\" data-start=\"1062\" data-end=\"1259\"\u003e\n\u003cstrong data-start=\"1064\" data-end=\"1101\"\u003eInstaller-friendly configuration:\u003c\/strong\u003e Addressable programming via controller ports allows fast setup and straightforward system expansion without rewiring. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"2g4ge\" data-start=\"1261\" data-end=\"1454\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1263\" data-end=\"1300\"\u003eProfessional irrigation standard:\u003c\/strong\u003e Widely used in commercial SmartWire systems where reliability, scalability, and diagnostic visibility are critical. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\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\u003c\/div\u003e\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"f7576401-4d91-4b5d-9a90-34836dd2dc67\" 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=\"f7576401-4d91-4b5d-9a90-34836dd2dc67\" data-turn-id-container=\"f7576401-4d91-4b5d-9a90-34836dd2dc67\" data-testid=\"conversation-turn-21\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:9c2088d4-027f-44f7-bdb1-515626e9c8fa-10\" 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:9c2088d4-027f-44f7-bdb1-515626e9c8fa-10\" data-turn-id-container=\"request-WEB:9c2088d4-027f-44f7-bdb1-515626e9c8fa-10\" data-testid=\"conversation-turn-22\" 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=\"63aefeb1-13c7-40b7-b82c-a23f6afadf78\" 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=\"213\"\u003e\u003cstrong data-start=\"0\" data-end=\"66\"\u003eQ: What is the \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eZurn Weathermatic SLDEC2 SmartWire 2-Valve Decoder, 24-28VAC\u003c\/span\u003e\u003c\/span\u003e used for?\u003c\/strong\u003e\u003cbr data-start=\"66\" data-end=\"69\"\u003eA: It is used in SmartWire 2-wire irrigation systems to control two sprinkler valves from a single decoder, reducing wiring and trenching costs.\u003c\/p\u003e\n\u003cp data-start=\"215\" data-end=\"431\"\u003e\u003cstrong data-start=\"215\" data-end=\"247\"\u003eQ: How does the SLDEC2 work?\u003c\/strong\u003e\u003cbr data-start=\"247\" data-end=\"250\"\u003eA: It receives coded signals from a SmartWire controller over a 2-wire path and activates the correct valve(s) based on its programmed address. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"433\" data-end=\"679\"\u003e\u003cstrong data-start=\"433\" data-end=\"476\"\u003eQ: What are key features of the SLDEC2?\u003c\/strong\u003e\u003cbr data-start=\"476\" data-end=\"479\"\u003eA: Controls 2 valves per unit, operates on 24–28VAC, supports long-distance wiring, and includes sealed construction with surge protection for harsh environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"681\" data-end=\"881\"\u003e\u003cstrong data-start=\"681\" data-end=\"716\"\u003eQ: Does it provide diagnostics?\u003c\/strong\u003e\u003cbr data-start=\"716\" data-end=\"719\"\u003eA: Yes, it can report faults like open\/short circuits and solenoid issues back to the controller for faster troubleshooting. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"883\" data-end=\"1076\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"883\" data-end=\"917\"\u003eQ: Where is it typically used?\u003c\/strong\u003e\u003cbr data-start=\"917\" data-end=\"920\"\u003eA: Commercial irrigation systems, parks, sports fields, and large landscapes using Weathermatic SmartWire controllers.\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\u003e\u003cspan\u003eInspect wiring connections regularly for looseness, corrosion, or moisture intrusion.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify proper communication with the controller to ensure accurate valve operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProtect decoder housing from water exposure using proper sealing and enclosure integrity.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck voltage (24–28VAC) periodically to ensure stable system performance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eKeep wiring runs organized and free from damage, cuts, or rodent interference.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplace unit if intermittent valve control or communication failures persist.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Zurn","offers":[{"title":"Default Title","offer_id":45805650739391,"sku":"SLDEC2","price":495.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/SLDEC2-2_9e965336-c6ac-4219-a376-88432fd52567.jpg?v=1782961638","url":"https:\/\/www.mybackyardzone.com\/products\/weathermatic-two-valve-decoder","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}