{
  "type": "product",
  "id": "emrax-emrax-228",
  "url": "https://www.nomyparts.com/companies/emrax/products/emrax-228/",
  "name": "EMRAX 228",
  "fullName": "EMRAX 228 axial-flux motor and generator",
  "manufacturer": {
    "id": "emrax",
    "name": "EMRAX",
    "url": "https://www.nomyparts.com/companies/emrax/"
  },
  "category": {
    "id": "propulsion",
    "name": "Propulsion"
  },
  "subcategory": {
    "id": "electric-motors",
    "name": "Electric motors"
  },
  "description": "EMRAX 228 is an axial-flux motor and generator that provides electrical-to-mechanical or mechanical-to-electrical energy conversion. Peak power is 124 kW. It is offered with several cooling and winding configurations, so the selected variant defines the mass and electrical operating limits.",
  "manufacturerPage": "https://emrax.com/e-motors/emrax-228/",
  "certifications": [],
  "specifications": [
    {
      "id": "grade",
      "name": "Grade",
      "sources": [],
      "verified": null,
      "value": "Professional"
    },
    {
      "id": "market",
      "name": "Market",
      "sources": [],
      "verified": null,
      "value": "Dual-use"
    },
    {
      "id": "platform-class",
      "name": "Platform class",
      "sources": [],
      "verified": null,
      "value": [
        "Large UAS (25–150 kg)",
        "Heavy UAS (>150 kg)",
        "eVTOL",
        "Manned aircraft",
        "Ground",
        "Marine"
      ]
    },
    {
      "id": "airframe",
      "name": "Airframe",
      "sources": [],
      "verified": null,
      "value": [
        "Multirotor",
        "Fixed-wing",
        "Hybrid VTOL",
        "Helicopter",
        "Tiltrotor/tiltwing"
      ]
    },
    {
      "id": "availability",
      "name": "Availability",
      "sources": [],
      "verified": null,
      "value": "In production"
    },
    {
      "id": "dimensions",
      "name": "Dimensions (L × W × H, mm)",
      "sources": [
        "https://emrax.com/e-motors/emrax-228/"
      ],
      "verified": "2026-10-19",
      "value": "228 mm casing diameter x 86 mm axial length"
    },
    {
      "id": "operating-temperature",
      "name": "Operating temperature",
      "sources": [
        "https://emrax.com/wp-content/uploads/2026/01/RAZV_ZS_EMRAX_Users_Manual_v1.7.pdf",
        "https://emrax.com/wp-content/uploads/2026/08/EMRAX_228_datasheet_v1.7.pdf"
      ],
      "verified": "2026-11-11",
      "value": {
        "min": -40,
        "max": 60
      },
      "unit": "°C"
    },
    {
      "id": "continuous-power",
      "name": "Continuous power",
      "sources": [
        "https://emrax.com/e-motors/emrax-228/"
      ],
      "verified": "2026-10-19",
      "value": 75,
      "unit": "kW",
      "si": {
        "value": 75000,
        "unit": "W"
      }
    },
    {
      "id": "peak-power",
      "name": "Peak power",
      "sources": [
        "https://emrax.com/e-motors/emrax-228/"
      ],
      "verified": "2026-10-19",
      "value": 124,
      "unit": "kW",
      "si": {
        "value": 124000,
        "unit": "W"
      }
    },
    {
      "id": "peak-torque",
      "name": "Peak torque",
      "sources": [
        "https://emrax.com/e-motors/emrax-228/"
      ],
      "verified": "2026-10-19",
      "value": 220,
      "unit": "Nm"
    },
    {
      "id": "continuous-torque",
      "name": "Continuous torque",
      "sources": [
        "https://emrax.com/e-motors/emrax-228/"
      ],
      "verified": "2026-10-19",
      "value": 130,
      "unit": "Nm"
    },
    {
      "id": "max-speed",
      "name": "Max speed",
      "sources": [
        "https://emrax.com/wp-content/uploads/2026/01/RAZV_ZS_EMRAX_Users_Manual_v1.7.pdf",
        "https://emrax.com/wp-content/uploads/2026/08/EMRAX_228_datasheet_v1.7.pdf"
      ],
      "verified": "2026-11-11",
      "value": 6500,
      "unit": "rpm"
    },
    {
      "id": "peak-efficiency",
      "name": "Peak efficiency",
      "sources": [
        "https://emrax.com/e-motors/emrax-228/"
      ],
      "verified": "2026-10-19",
      "value": 96,
      "unit": "%"
    },
    {
      "id": "motor-topology",
      "name": "Motor topology",
      "sources": [
        "https://emrax.com/e-motors/emrax-228/"
      ],
      "verified": "2026-10-19",
      "value": "axial-flux"
    },
    {
      "id": "integrated-controller",
      "name": "Integrated controller",
      "sources": [
        "https://emrax.com/wp-content/uploads/2026/01/RAZV_ZS_EMRAX_Users_Manual_v1.7.pdf",
        "https://emrax.com/wp-content/uploads/2026/08/EMRAX_228_datasheet_v1.7.pdf"
      ],
      "verified": "2026-11-11",
      "value": false
    }
  ],
  "sources": [
    {
      "url": "https://emrax.com/e-motors/emrax-228/",
      "checked": "2026-10-25"
    },
    {
      "url": "https://emrax.com/wp-content/uploads/2026/01/RAZV_ZS_EMRAX_Users_Manual_v1.7.pdf",
      "checked": "2026-11-11"
    },
    {
      "url": "https://emrax.com/wp-content/uploads/2026/08/EMRAX_228_datasheet_v1.7.pdf",
      "checked": "2026-11-11"
    }
  ],
  "updated": "2026-11-12",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "licenseName": "CC BY 4.0",
  "attribution": "Source: NomyParts, https://www.nomyparts.com/companies/emrax/products/emrax-228/"
}