board

Network cabinet fan controller

Public Unreviewed

by matt

Two independently controlled 12 V fans, Ethernet and Wi-Fi, and an RGB speed display in a custom printed puck. Routed development preview, not approved for manufacture.

pcbfan-controlleresphomeesp32-s3ethernetnetwork-cabinet
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fan-controller / revisions / mta156 / design / live-C2911374.json
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matt Add MTA-156 input revision and document enclosure and cable-fit limits 16485bb
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OK: JLCPCB now: ESP32-C3-MINI-1U-N4 extended, 928 in stock
{
  "components": [
    {
      "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919855575126016",
      "description": "-104dBm -40℃~+85℃ 2.4GHz 20.5dBm 350mA 3V~3.6V 82mA Bluetooth5.0 ESP32-C3FN4 UART、SPI、I2C、I2S、USB SMD,13.2x12.5mm WiFi Modules ROHS",
      "is_basic": false,
      "is_preferred": false,
      "jlcpcb_parts_url": "https://jlcpcb.com/parts/componentSearch?searchTxt=C2911374",
      "joints": 61,
      "lcsc": "C2911374",
      "lcsc_id": 2911374,
      "mfr": "ESP32-C3-MINI-1U-N4",
      "package": "SMD,13.2x12.5mm",
      "popularity": "low",
      "price_tiers": [
        {
          "from": 1,
          "to": 9,
          "usd": 3.1498
        },
        {
          "from": 10,
          "to": 29,
          "usd": 2.8113
        },
        {
          "from": 30,
          "to": 99,
          "usd": 2.6085
        },
        {
          "from": 100,
          "to": 649,
          "usd": 2.4417
        },
        {
          "from": 650,
          "to": 1299,
          "usd": 2.3288
        },
        {
          "from": 1300,
          "to": null,
          "usd": 2.2781
        }
      ],
      "source": "live from JLCPCB",
      "stock": 928,
      "stock_age_days": 0,
      "stock_as_of": "2026-10-23",
      "unit_price_usd": 3.1498
    }
  ],
  "count": 1,
  "differs": [],
  "lcsc": "C2911374",
  "live": {
    "is_basic": false,
    "is_preferred": false,
    "lcsc": "C2911374",
    "library_type": "extended",
    "mfr": "ESP32-C3-MINI-1U-N4",
    "ok": true,
    "price_tiers": [
      {
        "from": 1,
        "to": 9,
        "usd": 3.1498
      },
      {
        "from": 10,
        "to": 29,
        "usd": 2.8113
      },
      {
        "from": 30,
        "to": 99,
        "usd": 2.6085
      },
      {
        "from": 100,
        "to": 649,
        "usd": 2.4417
      },
      {
        "from": 650,
        "to": 1299,
        "usd": 2.3288
      },
      {
        "from": 1300,
        "to": null,
        "usd": 2.2781
      }
    ],
    "read_at": "2026-10-23T15:51:29.271Z",
    "stock": 928,
    "unit_price_usd": 3.1498
  },
  "snapshot": {
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919855575126016",
    "description": "-104dBm -40℃~+85℃ 2.4GHz 20.5dBm 350mA 3V~3.6V 82mA Bluetooth5.0 ESP32-C3FN4 UART、SPI、I2C、I2S、USB SMD,13.2x12.5mm WiFi Modules ROHS",
    "is_basic": false,
    "is_preferred": false,
    "jlcpcb_parts_url": "https://jlcpcb.com/parts/componentSearch?searchTxt=C2911374",
    "joints": 61,
    "lcsc": "C2911374",
    "lcsc_id": 2911374,
    "mfr": "ESP32-C3-MINI-1U-N4",
    "package": "SMD,13.2x12.5mm",
    "popularity": "low",
    "price_tiers": [],
    "stock": 1331,
    "stock_age_days": 77,
    "stock_as_of": "2026-08-07",
    "unit_price_usd": null
  },
  "snapshot_meta": {
    "_hint": "stock_as_of on each part is the date THAT part was last read from JLCPCB; it can be much older than the snapshot build. For a live reading of one part use action=part (GET /part?lcsc=C25744), which asks JLCPCB directly.",
    "age_hours": 11.4,
    "built": "2026-10-23T04:30:09.746Z",
    "source": "local snapshot of the JLCPCB/LCSC catalogue"
  },
  "trust": "agree"
}