{
  "id": "ga12-n20-dc-gear-mini-motor",
  "name": "Ga12 N20 Dc Gear Mini Motor",
  "name_zh": "GA12-N20 微型齒輪減速馬達 (2V-4V)",
  "mpn": "GA12-N20",
  "category": "actuator/motor",
  "specs": {
    "voltage_v": {
      "typ": 4
    },
    "dimensions_mm": {
      "l": 10,
      "w": 12,
      "h": 24.3
    },
    "weight_g": 10,
    "motor": {
      "shaft_diameter_mm": 3,
      "shaft_length_mm": 9.7,
      "gear_ratio": 97,
      "stall_torque_kgcm": 0.82,
      "no_load_current_a": 0.058,
      "load_current_a": 0.213,
      "stall_current_a": 0.787,
      "gear_material": "metal"
    }
  },
  "attributes": {
    "額定電壓": "3V",
    "額定負載": "200g.cm",
    "空載轉速": "145rpm 轉/分鐘",
    "負載轉速": "112rpm 轉/分鐘",
    "額定電壓下的機械噪音": "無負載情況不超過 75 DB"
  },
  "assets": {
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      "license": "CC-BY-4.0",
      "source": "original"
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      "source": "original"
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  "product_id": "1596",
  "updated_at": "2026-09-12"
}