board
Network cabinet fan controller
Public Unreviewedby 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.
main
matt
Publish 0.2.0
10573f9
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[
{
"title": "Built around the cabinet",
"text": "A compact fan controller, designed around its cabinet: wired networking, independent fan control, and a visible speed display inside one serviceable puck.",
"view": "assembled"
},
{
"title": "A threaded reveal",
"text": "The outer cap follows a coarse printed thread, opening to reveal the circuit board and the display assembly beneath it.",
"view": "opening"
},
{
"title": "Inside the display",
"text": "This exploded view separates the bezel and light pipes to explain their construction; the actual bezel is secured by fasteners from below.",
"view": "exploded"
},
{
"title": "From LED to visible dot",
"text": "Each light pipe carries light from its board mounted LED to a dot on the face, with ten speed positions and a separate status position.",
"view": "pipes"
},
{
"title": "A display with room to grow",
"text": "The LEDs are RGB devices, driven by a dedicated thirty six channel controller, so the hardware supports more than a single indicator color.",
"view": "leds"
},
{
"title": "The control and network chips",
"text": "An ESP thirty two S three runs the control firmware, while a W five thousand five hundred provides the wired Ethernet connection.",
"view": "chips"
},
{
"title": "Commands and feedback",
"text": "Each fan has its own speed command and RPM feedback, allowing the firmware to compare what it requests with what the fan actually does.",
"view": "board"
},
{
"title": "Designed for the harness",
"text": "Labeled M T A one hundred headers support custom cable lengths, with connector positions coordinated with the puck and its wire entry openings.",
"view": "connectors"
},
{
"title": "Power and service",
"text": "Twelve volts powers the fans, while U S B C provides programming and service power for the electronics; U S B does not power the fans.",
"view": "power"
},
{
"title": "Local control, connected monitoring",
"text": "The firmware prioritizes Ethernet with Wi-Fi fallback, bringing local temperature based control and network monitoring together in the same device.",
"view": "board"
},
{
"title": "An honest development snapshot",
"text": "This is a routed development design: physical testing is still ahead, and improved air temperature sensing is under evaluation.",
"view": "thermal"
},
{
"title": "Explore every layer",
"text": "Explore the assembly, inspect the components, and follow the design from the circuit board to the finished puck.",
"view": "closing"
}
]