{
 "id": "ac-hengxiang-wsn49",
 "name": "Hengxiang WSN49 Bearingless Off-Axis Hollow Magnetic Incremental Encoder (9 to 30 mm bore)",
 "subcategory": "magnetic-encoders",
 "brand": "Hengxiang (Shanghai Hengxiang Optical Electronics)",
 "mpn": "WSN49",
 "summary": "Chinese factory-direct bearingless hollow magnetic encoder that slips over a 9 to 30 mm motor shaft, up to 8,192 PPR TTL/HTL; a low-cost motor-side incremental option for hollow joint motors.",
 "maker": {
  "name": "Shanghai Hengxiang Optical Electronics Co., Ltd.",
  "country": "CN",
  "role": "factory"
 },
 "made_in": "unknown",
 "specs": {
  "resolution_bits": {
   "label": "Resolution",
   "value": "up to 8,192 PPR incremental (not absolute)",
   "num": null,
   "unit": "bit"
  },
  "accuracy_deg": {
   "label": "Accuracy",
   "value": "max error ±0.3°",
   "num": 0.3,
   "unit": "deg"
  },
  "max_speed_rpm": {
   "label": "Max speed",
   "value": "18,000 rpm",
   "num": 18000,
   "unit": "rpm"
  },
  "interface": {
   "label": "Interface",
   "value": "Incremental TTL (5 V) or HTL (8 to 30 V)"
  },
  "form": {
   "label": "Form",
   "value": "hollow-shaft module: bearingless off-axis readhead + magnetic ring"
  },
  "sensing": {
   "label": "Sensing",
   "value": "magnetic (type not stated)"
  },
  "supply_v": {
   "label": "Supply",
   "value": "DC 5 V ±5 % (TTL) or DC 8 to 30 V (HTL)",
   "num": 5,
   "unit": "V"
  },
  "bore_mm": {
   "label": "Bore / ring ID",
   "value": "9 to 30 mm (page also says 9 to 28 mm)",
   "num": 9,
   "unit": "mm"
  },
  "operating_temp": {
   "label": "Operating temp",
   "value": "-40 to +100 °C"
  }
 },
 "price": [],
 "moq": 1,
 "lead_time": "unknown",
 "hts": "unknown",
 "compliance": {
  "ndaa": "unknown",
  "blue_uas": "unknown",
  "fcc": "n/a",
  "notes": ""
 },
 "links": {
  "product": "https://www.shhxgd.com/WSN49-maintenance-free-off-axis-Bearing-less-Magnetic-Encoder-Hollow-Shaft-highest-motor-speed-18000-rpm-pd507622458.html",
  "datasheet": null,
  "cad": null
 },
 "equivalents": [],
 "pairs_with": [],
 "maglev": {
  "custom": "",
  "directory_ref": null
 },
 "sources": [
  {
   "url": "https://www.shhxgd.com/WSN49-maintenance-free-off-axis-Bearing-less-Magnetic-Encoder-Hollow-Shaft-highest-motor-speed-18000-rpm-pd507622458.html",
   "what": "maker page: specs (doc WSN49-E-01100216 Ver 1.0), image, MOQ 1, price 'Negotiate'"
  }
 ],
 "confidence": "VERIFIED",
 "stock": {
  "status": "unknown",
  "source": "https://www.shhxgd.com/WSN49-maintenance-free-off-axis-Bearing-less-Magnetic-Encoder-Hollow-Shaft-highest-motor-speed-18000-rpm-pd507622458.html",
  "as_of": "2026-10-30",
  "note": "page: price 'Negotiate', MOQ 1 piece; no stock shown"
 },
 "category": "actuators",
 "subcategory_title": "Magnetic Encoders",
 "icon": "encoder",
 "image": {
  "url": "https://parts.trymaglev.com/img/ac-hengxiang-wsn49.webp",
  "thumb": "https://parts.trymaglev.com/img/t/ac-hengxiang-wsn49.webp",
  "source_image": "https://iororwxhoojljm5p-static.micyjz.com/cloud/lnBplKikjqSRmkopjlqpjp/WSN49-B.png",
  "source_page": "https://www.shhxgd.com/WSN49-maintenance-free-off-axis-Bearing-less-Magnetic-Encoder-Hollow-Shaft-highest-motor-speed-18000-rpm-pd507622458.html",
  "background": "removed (Apple Vision)",
  "as_of": "2026-10-30"
 },
 "origin": {
  "code": "CN",
  "basis": "hq"
 },
 "hts_resolved": {
  "code": "9031.80.80.85",
  "typical": true,
  "key": "encoders",
  "basis": "subcategory",
  "confidence": "low",
  "note": "Resolvers/RVDTs: 8543.70.45 (CBP N360060). Encoder ICs sold alone go to 8542."
 },
 "us_duty_by_origin": {
  "as_of": "2026-10-29",
  "rates": [
   {
    "origin": "CN",
    "duty_pct": 37.5,
    "possible_pct": 0,
    "usmca": false
   },
   {
    "origin": "TW",
    "duty_pct": 10,
    "possible_pct": 0,
    "usmca": false
   },
   {
    "origin": "VN",
    "duty_pct": 12.5,
    "possible_pct": 0,
    "usmca": false
   },
   {
    "origin": "IN",
    "duty_pct": 10,
    "possible_pct": 0,
    "usmca": false
   },
   {
    "origin": "JP",
    "duty_pct": 12.5,
    "possible_pct": 0,
    "usmca": false
   },
   {
    "origin": "KR",
    "duty_pct": 12.5,
    "possible_pct": 0,
    "usmca": false
   },
   {
    "origin": "DE",
    "duty_pct": 10,
    "possible_pct": 0,
    "usmca": false
   },
   {
    "origin": "MX",
    "duty_pct": 10,
    "possible_pct": 0,
    "usmca": true
   },
   {
    "origin": "US",
    "duty_pct": 0,
    "possible_pct": 0,
    "usmca": false
   }
  ]
 },
 "url": "https://parts.trymaglev.com/p/ac-hengxiang-wsn49/",
 "markdown": "https://parts.trymaglev.com/p/ac-hengxiang-wsn49/index.md",
 "equivalents_detail": [],
 "pairs_with_detail": []
}