{
 "version": "2026-10-20",
 "license": "Dimension sheets are written by Xem Studio from the cited sources and are free to use (CC BY 4.0, attribute 'Xem Studio'). Linked files belong to their publishers under the license shown; Xem Studio does not host them. 'license_verified: false' means the license shown is from memory or the publisher's page as last read and should be confirmed at the link before commercial use.",
 "slug": "hc-sr04-ultrasonic-sensor",
 "name": "HC-SR04 ultrasonic sensor",
 "kind": "modern",
 "category": "Electronics",
 "group": "Modules & cameras",
 "year": null,
 "question": "What are the dimensions of the HC-SR04 ultrasonic sensor?",
 "tags": [
  "ultrasonic",
  "sensor"
 ],
 "aliases": [
  "hc-sr04 ultrasonic sensor dimensions",
  "hc-sr04 ultrasonic sensor size",
  "hc-sr04 ultrasonic sensor mounting holes",
  "hc-sr04 ultrasonic sensor medidas",
  "hc-sr04 ultrasonic sensor Maße"
 ],
 "overall_mm": {
  "length": 45,
  "width": 20,
  "height": 15
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   "length": 45,
   "width": 20,
   "height": 15
  },
  "notes": [
   "HC-SR04 ultrasonic sensor: 45 × 20 × 15 mm. Published 45 × 20 × 15 mm. Transducer spacing and holes are not published, and clones vary (scan planned).",
   "No mounting-hole positions are published.",
   "The file is the outline; components and connectors are not modelled."
  ],
  "table": {
   "columns": [
    "dimension",
    "value"
   ],
   "rows": [
    [
     "size",
     "45 × 20 × 15 mm"
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 "sheet_text": "HC-SR04 ultrasonic sensor — dimension sheet\nSource: Xem Studio, https://xemstudio.com/objects/hc-sr04-ultrasonic-sensor/  (CC BY 4.0)\nBasis: ElecFreaks datasheet (mirror)\nCatalog version: 2026-10-20\n\nOverall (mm): length 45, width 20, height 15\n- HC-SR04 ultrasonic sensor: 45 × 20 × 15 mm. Published 45 × 20 × 15 mm. Transducer spacing and holes are not published, and clones vary (scan planned).\n- No mounting-hole positions are published.\n- The file is the outline; components and connectors are not modelled.\n\ndimension  value\nsize  45 × 20 × 15 mm\n\nFiles elsewhere (not hosted by Xem Studio; license as stated by the publisher):\n- ElecFreaks datasheet: HC-SR04 ultrasonic sensor — web — Publisher's page; dimensions are facts — https://www.radiolocman.com/datasheet/pdf.html?di=168043\n\nFree files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/hc-sr04-ultrasonic-sensor/index.json\nAPI: https://xemstudio.com/api/geometry?object=hc-sr04-ultrasonic-sensor\n",
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   "title": "HC-SR04 ultrasonic sensor",
   "url": "https://www.radiolocman.com/datasheet/pdf.html?di=168043",
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  "ai-thinker-esp32-cam",
  "adafruit-bme280-breakout-original",
  "adafruit-0-96-in-128x64-oled-stemma-qt",
  "adafruit-pca9685-16-channel-pwm-servo-driver",
  "sparkfun-qwiic-phat-v2-for-raspberry-pi",
  "pololu-a4988-stepper-driver-carrier"
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 "faq": [
  {
   "q": "How big is the HC-SR04 ultrasonic sensor?",
   "a": "45 × 20 × 15 mm."
  }
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