{
  "type": "switch",
  "specs": [
    {"name": "voltage_rating_v", "description": "Maximum rated voltage", "unit": "V"},
    {"name": "current_rating_a", "description": "Maximum rated current", "unit": "A"}
  ],
  "subtypes": {
    "switch.tactile": {
      "description": "Tactile push-button switch",
      "extra_specs": [
        {"name": "contact_configuration", "description": "Contact arrangement (e.g. SPST-NO, SPST-NC)"}
      ]
    },
    "switch.dip": {
      "description": "DIP switch",
      "extra_specs": [
        {"name": "positions", "description": "Number of independent switch positions"},
        {"name": "contact_configuration", "description": "Contact arrangement per position (e.g. SPST)"}
      ]
    },
    "switch.slide": {
      "description": "Slide switch",
      "extra_specs": [
        {"name": "contact_configuration", "description": "Contact arrangement (e.g. SPDT, DPDT)"}
      ]
    }
  }
}