{
  "guide": {
    "slug": "phyn-plus-2nd-gen",
    "archetype": "buyer",
    "title": "Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen Buyer Guide",
    "subtitle": "A practical buying decision for Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen, framed by its mechanism, setup demands, and evidence limits.",
    "summary": "Second-generation Phyn Plus combines ultrasonic flow and pressure monitoring with an automatic shutoff valve. It needs professional main-line installation, compatible adapters, Wi-Fi and power within 12 feet; first-generation tests and installation advice do not establish this model’s fit.",
    "category": {
      "slug": "home",
      "name": "Home",
      "description": "Design-forward home products, storage, lighting, floorcare, and small-space living tools."
    },
    "tags": [
      "smart-home",
      "water-leak-detection",
      "automatic-shutoff",
      "phyn",
      "buyer-guide"
    ],
    "version": "2026-10-18.2",
    "publishedAt": "2026-10-18",
    "updatedAt": "2026-10-18",
    "freshness": "Sources checked 2026-10-18. Product identity and feature claims are separated from independent observations; current price, stock, seller, fulfillment, delivery, warranty, returns, and regional configuration remain purchase-time questions.",
    "heroLabel": "Smart Water Protection buyer guide",
    "vaultPath": "Research/Technology/Hardware/Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen Buyer Guide.md",
    "r2JsonKey": "guides/phyn-plus-2nd-gen/2026-10-18.2.json",
    "thesisCards": [
      {
        "label": "The fit",
        "title": "Choose it for inline flow/pressure analysis and shutoff when professional installation is acceptable.",
        "body": "Second-generation Phyn Plus combines ultrasonic flow and pressure monitoring with an automatic shutoff valve. It needs professional main-line installation, compatible adapters, Wi-Fi and power within 12 feet; first-generation tests and installation advice do not establish this model’s fit."
      },
      {
        "label": "The catch",
        "title": "The practical limit is part of the product choice.",
        "body": "First-generation reviews and older installation guidance do not establish this model's performance or sprinkler fit; use current 2nd Gen details for the purchase decision."
      },
      {
        "label": "The evidence",
        "title": "The source record has a clear boundary.",
        "body": "No exact-model community page fully verified. Exact second-generation review coverage is limited; first-generation tests do not establish this model’s performance."
      }
    ],
    "stats": [
      {
        "label": "Best fit",
        "value": "for inline flow/pressure analysis and shutoff when professional installation is acceptable",
        "detail": "Editorial fit synthesized from the available official and independent evidence."
      },
      {
        "label": "Mechanism",
        "value": "Ultrasonic flow and pressure monitoring with an integrated motorized shutoff valve.",
        "detail": "Manufacturer description with the exact model boundary retained."
      },
      {
        "label": "Setup",
        "value": "Main line up to 1.25 inches; one-inch threaded connections; current maker page calls for power within 12 feet.",
        "detail": "Configuration and installation conditions can change the buying decision."
      },
      {
        "label": "Offer state",
        "value": "Official CTA",
        "detail": "No exact marketplace identity was verified; use the manufacturer's page for identity and configuration, with offer price, stock, seller, fulfillment, delivery, warranty, and returns left unknown."
      }
    ],
    "commerce": {
      "disclosure": "This guide uses a direct manufacturer link because no exact marketplace identity was verified. The manufacturer link is not an affiliate link.",
      "primaryLinkId": "phyn-plus-2nd-gen-official",
      "priceApi": {
        "provider": "merchant-observed",
        "status": "not_configured",
        "note": "No live offer data was established in this research pass; treat price, stock, seller, fulfillment, delivery, warranty, and returns as purchase-time questions."
      },
      "links": [
        {
          "id": "phyn-plus-2nd-gen-official",
          "merchant": "Phyn",
          "title": "Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen official product page",
          "label": "Check Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen at Phyn",
          "description": "Official product page for Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen. Confirm the exact configuration, regional terms, setup requirements, and final purchase details before ordering.",
          "url": "https://phyn.com/products/phyn-plus-smart-water-assistant-shutoff-v2",
          "relationship": "direct",
          "role": "primary",
          "factCard": {
            "eyebrow": "Manufacturer reference",
            "summary": "The official reference for Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen identity and configuration.",
            "details": [
              "Main line up to 1.25 inches; one-inch threaded connections; current maker page calls for power within 12 feet.",
              "This source does not establish a live marketplace offer, seller, delivery promise, or final price."
            ],
            "caveat": "First-generation reviews and older installation guidance do not establish this model's performance or sprinkler fit; use current 2nd Gen details for the purchase decision."
          }
        }
      ]
    },
    "relatedGuides": [
      {
        "slug": "moen-flo-smart-water-monitor-shutoff",
        "role": "alternative",
        "rank": 1,
        "reason": "Choose it for whole-home usage, pressure and leak monitoring with automatic shutoff, budgeting for plumbing."
      },
      {
        "slug": "yolink-valve-controller-2-evo",
        "role": "alternative",
        "rank": 2,
        "reason": "Choose it to motorize a compatible existing ball valve without cutting pipe, using local sensor-to-valve pairing."
      },
      {
        "slug": "aqara-valve-controller-t1",
        "role": "alternative",
        "rank": 3,
        "reason": "Choose it for an Aqara-based retrofit shutoff when the valve and indoor clearance fit."
      },
      {
        "slug": "eve-water-guard-thread",
        "role": "alternative",
        "rank": 4,
        "reason": "Choose it for a local audible leak alarm and Apple Home notifications along a sensing cable; it does not stop water."
      }
    ],
    "comparison": {
      "title": "Compare water detection and shutoff options",
      "intro": "Inline monitors, retrofit actuators and a detection-only alarm provide different protection. Installation, valve compatibility and offline behavior matter more than a shared smart-home label.",
      "alternatives": [
        "moen-flo-smart-water-monitor-shutoff",
        "yolink-valve-controller-2-evo",
        "aqara-valve-controller-t1",
        "eve-water-guard-thread"
      ],
      "includeCurrent": true,
      "dimensions": [
        {
          "id": "best-for",
          "label": "Choose it for",
          "values": {
            "moen-flo-smart-water-monitor-shutoff": "Choose it for whole-home usage, pressure and leak monitoring with automatic shutoff, budgeting for plumbing.",
            "phyn-plus-2nd-gen": "Choose it for inline flow/pressure analysis and shutoff when professional installation is acceptable.",
            "yolink-valve-controller-2-evo": "Choose it to motorize a compatible existing ball valve without cutting pipe, using local sensor-to-valve pairing.",
            "aqara-valve-controller-t1": "Choose it for an Aqara-based retrofit shutoff when the valve and indoor clearance fit.",
            "eve-water-guard-thread": "Choose it for a local audible leak alarm and Apple Home notifications along a sensing cable; it does not stop water."
          }
        },
        {
          "id": "mechanism",
          "label": "How it works",
          "values": {
            "moen-flo-smart-water-monitor-shutoff": "Inline main-water monitor measures flow, pressure and temperature and controls a shutoff valve.",
            "phyn-plus-2nd-gen": "Ultrasonic flow and pressure monitoring with an integrated motorized shutoff valve.",
            "yolink-valve-controller-2-evo": "YS5003S controller and YS5004 EVO operator turn an existing valve; no flow/pressure meter.",
            "aqara-valve-controller-t1": "Battery-powered actuator on an existing lever or butterfly valve; no inline flow metering.",
            "eve-water-guard-thread": "Mains-powered sensor with a two-meter sensing cable, siren and visual alert; no shutoff actuator."
          }
        },
        {
          "id": "requirements",
          "label": "Installation and exact variant",
          "values": {
            "moen-flo-smart-water-monitor-shutoff": "900-001 is the 3/4-inch-or-smaller option; AC outlet, Wi-Fi and professional installation recommended.",
            "phyn-plus-2nd-gen": "Main line up to 1.25 inches; one-inch threaded connections; current maker page calls for power within 12 feet.",
            "yolink-valve-controller-2-evo": "Remove the handle and fit the shaft adapter/clamp; verify clearance and that the valve already turns freely.",
            "aqara-valve-controller-t1": "DN15/DN20/DN25 valves; four AA batteries; compatible Aqara hub and leak sensor are separate requirements.",
            "eve-water-guard-thread": "Place cable where leaks reach it; compatible Apple Home setup and home hub for remote notifications."
          }
        },
        {
          "id": "control",
          "label": "Controls and dependencies",
          "values": {
            "moen-flo-smart-water-monitor-shutoff": "App alerts and learned shutoff behavior; core monitoring is described as subscription-free.",
            "phyn-plus-2nd-gen": "App monitoring and a learning period before automatic shutoff; check current network and alert behavior.",
            "yolink-valve-controller-2-evo": "Configured Control-D2D sensor pairing can shut water without internet when powered and in range; app alerts need a hub and internet.",
            "aqara-valve-controller-t1": "Zigbee 3.0, with Matter via a compatible bridge; it is not a native Matter valve controller.",
            "eve-water-guard-thread": "Apple HomeKit over Thread/Bluetooth; Thread support does not establish Matter compatibility."
          }
        },
        {
          "id": "maintenance",
          "label": "Maintenance",
          "values": {
            "moen-flo-smart-water-monitor-shutoff": "Learn normal usage, investigate alerts and follow maintenance instructions; keep manual access clear.",
            "phyn-plus-2nd-gen": "Keep accessible for manual operation; follow plumbing and learning-period instructions.",
            "yolink-valve-controller-2-evo": "Battery/optional power checks, regular wet tests and manual-clutch access; verify exact bundle contents.",
            "aqara-valve-controller-t1": "Check batteries, mounting alignment and periodic sensor-triggered closure; retain manual access.",
            "eve-water-guard-thread": "Test the cable and alarm periodically, and check home-hub connectivity and extension compatibility."
          }
        },
        {
          "id": "caveat",
          "label": "Main limitation",
          "values": {
            "moen-flo-smart-water-monitor-shutoff": "The selected 900-001 was shown sold out on October 18. Leak alerts can be false positives, and fixture-level usage attribution is imperfect.",
            "phyn-plus-2nd-gen": "First-generation reviews do not establish second-generation performance. Current installation guidance requires power within 12 feet; sprinkler-branch suitability remains installation-specific.",
            "yolink-valve-controller-2-evo": "The base kit omits hub/sensors; the hub-plus-three-sensors option is a different configuration. No independent professional exact-kit review verified.",
            "aqara-valve-controller-t1": "Maker says no water-ingress protection and no outdoor installation; fit must be checked before purchase.",
            "eve-water-guard-thread": "Detection-only option: compare it as a smaller intervention, never as equivalent protection to automatic shutoff."
          }
        },
        {
          "id": "independent-evidence",
          "label": "Independent evidence",
          "values": {
            "moen-flo-smart-water-monitor-shutoff": "Review describes the revised Flo app and good overall consumption tracking with weaker fixture attribution. The review describes an earlier app version; current fixture-identification accuracy remains unverified. The roundup discusses this product alongside other options; its older installation and subscription details are historical context rather than current purchase terms.",
            "phyn-plus-2nd-gen": "The second-generation review discusses installation and Wi-Fi setup. Its older power-distance figure differs from the current manufacturer requirement of power within 12 feet. The roundup discusses this product alongside other options; its older installation and subscription details are historical context rather than current purchase terms.",
            "yolink-valve-controller-2-evo": null,
            "aqara-valve-controller-t1": "Physical review documents brackets/clamps by pipe size and installation clearance. Check real mounting space rather than assuming a nominal valve size is sufficient. Reviewer physically installed the bulky actuator in a tight space, using an alternate bracket orientation, and paired leak sensors in Aqara Home. Installation evidence is home-specific.",
            "eve-water-guard-thread": "Thread-generation review notes the core sensor design is unchanged and does not recommend replacing a working original solely for Thread. Exact Thread-generation article inspected for identity/setup, but detailed testing evidence is limited."
          }
        },
        {
          "id": "community-evidence",
          "label": "Owner evidence",
          "values": {
            "moen-flo-smart-water-monitor-shutoff": "Moen owners report both useful leak intervention and false shutoffs during irrigation, guests or unusual usage; anecdotal, not prevalence.",
            "phyn-plus-2nd-gen": null,
            "yolink-valve-controller-2-evo": "Installed EVO owner describes removing the valve handle and fitting the operator; torque/speed impressions are not controlled benchmarks.",
            "aqara-valve-controller-t1": "Owner reports discuss clearance and test closure after several months; they do not establish valve-fit universality or battery life.",
            "eve-water-guard-thread": "Owners report different Thread experiences, including connection instability; individual network reports do not prove a universal hardware defect."
          }
        }
      ]
    },
    "sections": [
      {
        "id": "bottom-line",
        "eyebrow": "Bottom line",
        "title": "Choosing Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen",
        "body": "Second-generation Phyn Plus combines ultrasonic flow and pressure monitoring with an automatic shutoff valve. It needs professional main-line installation, compatible adapters, Wi-Fi and power within 12 feet; first-generation tests and installation advice do not establish this model’s fit."
      },
      {
        "id": "how-it-works",
        "eyebrow": "Mechanism",
        "title": "Mechanism, setup and upkeep",
        "table": {
          "columns": [
            "Area",
            "What the source record says",
            "Buyer implication"
          ],
          "rows": [
            [
              "Mechanism",
              "Ultrasonic flow and pressure monitoring with an integrated motorized shutoff valve.",
              "This defines what the product changes directly."
            ],
            [
              "Installation and exact variant",
              "Main line up to 1.25 inches; one-inch threaded connections; current maker page calls for power within 12 feet.",
              "The selected size, bundle, layout, or hardware fit controls whether the advertised workflow applies."
            ],
            [
              "Controls and dependencies",
              "App monitoring and a learning period before automatic shutoff; check current network and alert behavior.",
              "The control path determines what remains available when an app, network, membership, or ecosystem dependency is absent."
            ],
            [
              "Maintenance",
              "Keep accessible for manual operation; follow plumbing and learning-period instructions.",
              "These recurring tasks are part of ownership rather than optional polish."
            ],
            [
              "Main limitation",
              "First-generation reviews and older installation guidance do not establish this model's performance or sprinkler fit; use current 2nd Gen details for the purchase decision.",
              "Treat this boundary as a condition of the purchase decision."
            ]
          ]
        }
      },
      {
        "id": "what-changed",
        "eyebrow": "What changed",
        "title": "What changed from First-generation Phyn Plus",
        "body": "Predecessor: First-generation Phyn Plus.",
        "table": {
          "columns": [
            "Area",
            "Change and buyer impact"
          ],
          "rows": [
            [
              "Changed or unverified",
              "The selected product is explicitly second generation. Current instructions specify power within 12 feet and one-inch NPSM threaded ends; a quantified size, accuracy or reliability improvement over the first generation is unverified."
            ],
            [
              "Retained",
              "Whole-home flow/pressure monitoring and automatic shutoff remain the product’s purpose. Professional main-line installation is still a material cost and constraint."
            ],
            [
              "Upgrade decision",
              "An older review’s installation distances are not a fit guarantee. A plumber must confirm the current unit’s pipe adapters, power location and sprinkler separation."
            ]
          ]
        }
      },
      {
        "id": "comparison-ladder",
        "eyebrow": "Buying matrix",
        "title": "Compare water detection and shutoff options",
        "body": "Inline monitors, retrofit actuators and a detection-only alarm provide different protection. Installation, valve compatibility and offline behavior matter more than a shared smart-home label.",
        "table": {
          "columns": [
            "Option",
            "Choose it for",
            "How it works",
            "Installation and exact variant",
            "Main limitation"
          ],
          "rows": [
            [
              "Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen Buyer Guide",
              "Choose it for inline flow/pressure analysis and shutoff when professional installation is acceptable.",
              "Ultrasonic flow and pressure monitoring with an integrated motorized shutoff valve.",
              "Main line up to 1.25 inches; one-inch threaded connections; current maker page calls for power within 12 feet.",
              "First-generation reviews and older installation guidance do not establish this model's performance or sprinkler fit; use current 2nd Gen details for the purchase decision."
            ],
            [
              "Moen Flo Smart Water Monitor & Shutoff Buyer Guide",
              "Choose it for whole-home usage, pressure and leak monitoring with automatic shutoff, budgeting for plumbing.",
              "Inline main-water monitor measures flow, pressure and temperature and controls a shutoff valve.",
              "900-001 is the 3/4-inch-or-smaller option; AC outlet, Wi-Fi and professional installation recommended.",
              "The selected 900-001 was shown sold out on October 18. Leak alerts can be false positives, and fixture-level usage attribution is imperfect."
            ],
            [
              "YoLink Valve Controller 2 + EVO Operator Kit Buyer Guide",
              "Choose it to motorize a compatible existing ball valve without cutting pipe, using local sensor-to-valve pairing.",
              "YS5003S controller and YS5004 EVO operator turn an existing valve; no flow/pressure meter.",
              "Remove the handle and fit the shaft adapter/clamp; verify clearance and that the valve already turns freely.",
              "The base kit omits hub/sensors; the hub-plus-three-sensors option is a different configuration. No independent professional exact-kit review verified."
            ],
            [
              "Aqara Valve Controller T1 Buyer Guide",
              "Choose it for an Aqara-based retrofit shutoff when the valve and indoor clearance fit.",
              "Battery-powered actuator on an existing lever or butterfly valve; no inline flow metering.",
              "DN15/DN20/DN25 valves; four AA batteries; compatible Aqara hub and leak sensor are separate requirements.",
              "Maker says no water-ingress protection and no outdoor installation; fit must be checked before purchase."
            ],
            [
              "Eve Water Guard, Thread generation Buyer Guide",
              "Choose it for a local audible leak alarm and Apple Home notifications along a sensing cable; it does not stop water.",
              "Mains-powered sensor with a two-meter sensing cable, siren and visual alert; no shutoff actuator.",
              "Place cable where leaks reach it; compatible Apple Home setup and home hub for remote notifications.",
              "Detection-only option: compare it as a smaller intervention, never as equivalent protection to automatic shutoff."
            ]
          ]
        }
      },
      {
        "id": "review-signal",
        "eyebrow": "Review signal",
        "title": "Independent observations explain the friction that a specification page cannot.",
        "table": {
          "columns": [
            "Source signal",
            "What it adds",
            "How to weight it"
          ],
          "rows": [
            [
              "TechHive (review)",
              "The second-generation review discusses installation and Wi-Fi setup. Its older power-distance figure differs from the current manufacturer requirement of power within 12 feet.",
              "Professional or lab evidence for this exact model; it remains sample- and condition-specific."
            ],
            [
              "Tom's Guide (review)",
              "The roundup discusses this product alongside other options; its older installation and subscription details are historical context rather than current purchase terms.",
              "Professional or lab evidence for this exact model; it remains sample- and condition-specific."
            ]
          ]
        }
      },
      {
        "id": "setup",
        "eyebrow": "Ownership",
        "title": "The setup and maintenance path is part of the value calculation.",
        "bullets": [
          "Main line up to 1.25 inches; one-inch threaded connections; current maker page calls for power within 12 feet.",
          "App monitoring and a learning period before automatic shutoff; check current network and alert behavior.",
          "Keep accessible for manual operation; follow plumbing and learning-period instructions.",
          "No exact marketplace identity was verified; use the manufacturer's page for identity and configuration, with offer price, stock, seller, fulfillment, delivery, warranty, and returns left unknown.",
          "Evidence remains limited in this specific way: No exact-model community page fully verified.",
          "Evidence remains limited in this specific way: Exact second-generation review coverage is limited; first-generation tests do not establish this model’s performance."
        ]
      },
      {
        "id": "decision",
        "eyebrow": "Decision",
        "title": "What can change the purchase decision",
        "table": {
          "columns": [
            "Question",
            "Answer",
            "Why it matters"
          ],
          "rows": [
            [
              "Best fit",
              "Choose it for inline flow/pressure analysis and shutoff when professional installation is acceptable.",
              "These choices address different household needs; they are not an overall performance ranking."
            ],
            [
              "Setup",
              "Main line up to 1.25 inches; one-inch threaded connections; current maker page calls for power within 12 feet.",
              "Match the exact size, bundle, layout, and installation path before ordering."
            ],
            [
              "Daily control",
              "App monitoring and a learning period before automatic shutoff; check current network and alert behavior.",
              "This is the practical dependency to weigh against the product's main benefit."
            ],
            [
              "Evidence",
              "First-generation reviews and older installation guidance do not establish this model's performance or sprinkler fit; use current 2nd Gen details for the purchase decision.",
              "The available reviews and community signals do not prove universal performance."
            ],
            [
              "Marketplace",
              "No exact marketplace identity was verified; use the manufacturer's page for identity and configuration, with offer price, stock, seller, fulfillment, delivery, warranty, and returns left unknown.",
              "Treat the current offer as unknown until the purchase surface confirms it."
            ]
          ]
        }
      },
      {
        "id": "product-links",
        "eyebrow": "Product links",
        "title": "Use the official identity and configuration pages for the purchase decision.",
        "body": "Use {{commerce:phyn-plus-2nd-gen-official|the product page}} to confirm the exact identity and configuration. No exact marketplace identity was verified; use the manufacturer's page for identity and configuration, with offer price, stock, seller, fulfillment, delivery, warranty, and returns left unknown."
      }
    ],
    "sources": [
      {
        "id": "phyn-plus-2nd-gen-official",
        "title": "Phyn Plus Smart Water Assistant + Shutoff, 2nd Gen official product page",
        "publisher": "Phyn",
        "url": "https://phyn.com/products/phyn-plus-smart-water-assistant-shutoff-v2",
        "accessedAt": "2026-10-18",
        "sourceType": "official",
        "role": "spec"
      },
      {
        "id": "phyn-plus-2nd-gen-techhive",
        "title": "Exact-model review",
        "publisher": "TechHive",
        "url": "https://www.techhive.com/article/1369351/phyn-plus-2nd-gen-smart-valve-review.html",
        "accessedAt": "2026-10-18",
        "sourceType": "review",
        "role": "background"
      },
      {
        "id": "phyn-plus-2nd-gen-tomsguide",
        "title": "Water-leak detector tested roundup",
        "publisher": "Tom's Guide",
        "url": "https://www.tomsguide.com/best-picks/best-water-leak-detectors",
        "accessedAt": "2026-10-18",
        "sourceType": "review",
        "role": "background"
      }
    ],
    "claims": [
      {
        "id": "claim-phyn-plus-2nd-gen-fit",
        "claim": "Choose it for inline flow/pressure analysis and shutoff when professional installation is acceptable.",
        "sourceId": "phyn-plus-2nd-gen-official",
        "evidenceType": "inference",
        "confidence": "medium",
        "caveat": "This is a use-case synthesis from the cited evidence, not an overall ranking.",
        "guideLocation": "Bottom line",
        "sectionId": "bottom-line"
      },
      {
        "id": "claim-phyn-plus-2nd-gen-mechanism",
        "claim": "Ultrasonic flow and pressure monitoring with an integrated motorized shutoff valve.",
        "sourceId": "phyn-plus-2nd-gen-official",
        "evidenceType": "official",
        "confidence": "high",
        "caveat": "Feature and setup wording applies to the exact model and configuration named in the source record.",
        "guideLocation": "Mechanism",
        "sectionId": "how-it-works"
      },
      {
        "id": "claim-phyn-plus-2nd-gen-requirements",
        "claim": "Main line up to 1.25 inches; one-inch threaded connections; current maker page calls for power within 12 feet.",
        "sourceId": "phyn-plus-2nd-gen-official",
        "evidenceType": "official",
        "confidence": "high",
        "caveat": "Feature and setup wording applies to the exact model and configuration named in the source record.",
        "guideLocation": "Installation and exact variant",
        "sectionId": "how-it-works"
      },
      {
        "id": "claim-phyn-plus-2nd-gen-control",
        "claim": "App monitoring and a learning period before automatic shutoff; check current network and alert behavior.",
        "sourceId": "phyn-plus-2nd-gen-official",
        "evidenceType": "official",
        "confidence": "high",
        "caveat": "Feature and setup wording applies to the exact model and configuration named in the source record.",
        "guideLocation": "Controls and dependencies",
        "sectionId": "how-it-works"
      },
      {
        "id": "claim-phyn-plus-2nd-gen-maintenance",
        "claim": "Keep accessible for manual operation; follow plumbing and learning-period instructions.",
        "sourceId": "phyn-plus-2nd-gen-official",
        "evidenceType": "official",
        "confidence": "high",
        "caveat": "Feature and setup wording applies to the exact model and configuration named in the source record.",
        "guideLocation": "Maintenance",
        "sectionId": "how-it-works"
      },
      {
        "id": "claim-phyn-plus-2nd-gen-caveat",
        "claim": "First-generation reviews and older installation guidance do not establish this model's performance or sprinkler fit; use current 2nd Gen details for the purchase decision.",
        "sourceId": "phyn-plus-2nd-gen-official",
        "evidenceType": "inference",
        "confidence": "medium",
        "caveat": "Buyer interpretation of current manufacturer specifications and the separately cited review limits; not a manufacturer performance guarantee.",
        "guideLocation": "Main limitation",
        "sectionId": "decision"
      },
      {
        "id": "claim-phyn-plus-2nd-gen-evidence-1",
        "claim": "The second-generation review discusses installation and Wi-Fi setup. Its older power-distance figure differs from the current manufacturer requirement of power within 12 feet.",
        "sourceId": "phyn-plus-2nd-gen-techhive",
        "evidenceType": "review",
        "confidence": "medium",
        "caveat": "This is a source-specific observation, not a universal performance or reliability result.",
        "guideLocation": "Review signal",
        "sectionId": "review-signal"
      },
      {
        "id": "claim-phyn-plus-2nd-gen-evidence-2",
        "claim": "The roundup discusses this product alongside other options; its older installation and subscription details are historical context rather than current purchase terms.",
        "sourceId": "phyn-plus-2nd-gen-tomsguide",
        "evidenceType": "review",
        "confidence": "medium",
        "caveat": "This is a source-specific observation, not a universal performance or reliability result.",
        "guideLocation": "Review signal",
        "sectionId": "review-signal"
      },
      {
        "id": "claim-phyn-plus-2nd-gen-predecessor",
        "claim": "The selected product is explicitly second generation. Current instructions specify power within 12 feet and one-inch NPSM threaded ends; a quantified size, accuracy or reliability improvement over the first generation is unverified.",
        "sourceId": "phyn-plus-2nd-gen-official",
        "evidenceType": "inference",
        "confidence": "medium",
        "caveat": "Generation identity and feature differences do not establish comparative performance.",
        "guideLocation": "What changed",
        "sectionId": "what-changed"
      }
    ]
  },
  "publicUrl": "https://fieldguides.co/g/phyn-plus-2nd-gen"
}