{
 "id": "ac-rls-rm44",
 "name": "RLS RM44 / RM58 Rotary Magnetic Shaft Encoder",
 "subcategory": "magnetic-encoders",
 "brand": "RLS",
 "mpn": "RM44 / RM58 (configured)",
 "summary": "44 mm or 58 mm housed magnetic encoder with its own shaft and bearings; an industrial-format output-side encoder when the joint has a stub shaft to couple.",
 "maker": {
  "name": "RLS merilna tehnika d.o.o. (Renishaw associate)",
  "country": "SI",
  "role": "brand"
 },
 "made_in": "unknown",
 "specs": {
  "resolution_bits": {
   "label": "Resolution",
   "value": "up to 14 bit absolute SSI; up to 16,384 cpr incremental",
   "num": 14,
   "unit": "bit"
  },
  "accuracy_deg": {
   "label": "Accuracy",
   "value": "typ. ±0.5°; hysteresis 0.18°",
   "num": 0.5,
   "unit": "deg"
  },
  "max_speed_rpm": {
   "label": "Max speed",
   "value": "30,000 rpm (electrical, per datasheet tables); page states 60,000 rpm",
   "num": 30000,
   "unit": "rpm"
  },
  "interface": {
   "label": "Interface",
   "value": "SSI; BiSS C; incremental RS422 / open collector / push-pull; analogue sin/cos; linear voltage"
  },
  "form": {
   "label": "Form",
   "value": "on-axis module: housed shaft encoder, Ø44 mm (RM44) or Ø58 mm (RM58) body"
  },
  "sensing": {
   "label": "Sensing",
   "value": "Hall (on-axis)"
  },
  "supply_v": {
   "label": "Supply",
   "value": "5 V ±5 % or 8 V to 26 V (24 V version)",
   "num": 5,
   "unit": "V"
  },
  "bore_mm": {
   "label": "Bore / ring ID",
   "value": "n/a",
   "num": null,
   "unit": "mm"
  },
  "operating_temp": {
   "label": "Operating temp",
   "value": "-40 °C to +125 °C (IP64) / -40 °C to +85 °C (IP68)"
  }
 },
 "price": [],
 "moq": "unknown",
 "lead_time": "unknown",
 "hts": "unknown",
 "compliance": {
  "ndaa": "unknown",
  "blue_uas": "unknown",
  "fcc": "n/a",
  "notes": ""
 },
 "links": {
  "product": "https://www.rls.si/eng/rm44-rm58",
  "datasheet": "https://cdn.rls.si/documents/datasheets/RM4458D01_01.pdf",
  "cad": null
 },
 "equivalents": [
  "ac-rls-rm22",
  "ac-rls-re22"
 ],
 "pairs_with": [],
 "maglev": {
  "custom": "",
  "directory_ref": null
 },
 "sources": [
  {
   "url": "https://www.rls.si/eng/rm44-rm58",
   "what": "specs, image"
  },
  {
   "url": "https://cdn.rls.si/documents/datasheets/RM4458D01_01.pdf",
   "what": "datasheet: accuracy, hysteresis, resolution, supply variants"
  }
 ],
 "confidence": "VERIFIED",
 "stock": {
  "status": "unknown",
  "source": "https://www.rls.si/eng/rm44-rm58",
  "as_of": "2026-10-30",
  "note": "RLS page offers configure / add to cart / request quote; no stock count shown"
 },
 "category": "actuators",
 "subcategory_title": "Magnetic Encoders",
 "icon": "encoder",
 "image": {
  "url": "https://parts.trymaglev.com/img/ac-rls-rm44.webp",
  "thumb": "https://parts.trymaglev.com/img/t/ac-rls-rm44.webp",
  "source_image": "https://cdn.rls.si/legacy/products/web_main_xxx.00.rm44_rm58.jpg",
  "source_page": "https://www.rls.si/eng/rm44-rm58",
  "background": "removed (Apple Vision)",
  "as_of": "2026-10-30"
 },
 "origin": {
  "code": "SI",
  "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-rls-rm44/",
 "markdown": "https://parts.trymaglev.com/p/ac-rls-rm44/index.md",
 "equivalents_detail": [
  {
   "id": "ac-rls-rm22",
   "name": "RLS RM22 Rotary Magnetic Modular Encoder (22 mm)",
   "brand": "RLS",
   "mpn": "RM22 (configured, e.g. RM22IC / RM22SC)",
   "category": "actuators",
   "subcategory": "magnetic-encoders",
   "summary": "22 mm two-part (sensor body + magnet actuator) on-axis encoder with no bearings or seals; a rugged motor-end or output-shaft sensor for mid-size joints.",
   "origin": "SI",
   "origin_basis": "hq",
   "price_usd": null,
   "price_qty": null,
   "ndaa": "unknown",
   "blue_uas": "unknown",
   "image": "https://parts.trymaglev.com/img/ac-rls-rm22.webp",
   "url": "https://parts.trymaglev.com/p/ac-rls-rm22/",
   "json": "https://parts.trymaglev.com/api/parts/ac-rls-rm22.json"
  },
  {
   "id": "ac-rls-re22",
   "name": "RLS RE22 Rotary Magnetic Shaft Encoder (22 mm, 4 mm shaft)",
   "brand": "RLS",
   "mpn": "RE22 (configured)",
   "category": "actuators",
   "subcategory": "magnetic-encoders",
   "summary": "22 mm housed shaft encoder with bearings and a 4 mm shaft, up to 13-bit SSI / BiSS C; for coupling to a stub output shaft when there is no room for a 44 mm RM44.",
   "origin": "SI",
   "origin_basis": "hq",
   "price_usd": null,
   "price_qty": null,
   "ndaa": "unknown",
   "blue_uas": "unknown",
   "image": "https://parts.trymaglev.com/img/ac-rls-re22.webp",
   "url": "https://parts.trymaglev.com/p/ac-rls-re22/",
   "json": "https://parts.trymaglev.com/api/parts/ac-rls-re22.json"
  }
 ],
 "pairs_with_detail": []
}