{"type":"product","schema_version":"1.0","item_id":"100433710397","canonical_url":"https://tw.bid.yahoo.com/item/100433710397","title":"【AI電子】*42步進電機 NEMA17 17HS4401 3D印表機","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-07-23T12:23:18.421Z","current_price":320,"original_price":null,"stock_status":"in_stock","available_quantity":27,"sold_quantity":3,"seller":{"id":"Y6360676612","name":"AI電子科技廣場","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/fb8bb9c0-1b3c-4dbd-b290-c75cc3491271.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/6c114612-1ebc-48cb-915d-9fe943330022.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/caac7b37-ff90-4ac0-baeb-1e8f61a64a93.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"型號：17HS4401S特點：★低噪音★低發熱★運行平穩★加速性能好電機規格參數：1. 類型和規格：1.1電氣原理及外型圖：見外形圖1.2驅動方式： 恆流斬波驅動；1.3勵磁方式： 2相勵磁（2相四拍運行），可正反向旋轉1.4 轉向：按AB-BC-CD-DA順序通電，從軸伸端看C.W1.5額定電流(單相)：1.7 A DC1.6電源電壓: 12-36V1.7步距角：1.8°1.8絕緣等級：B級絕緣1.9 機身高度40MM 扭距43N.cm \n\n2.參數：2.1工作條件：環境溫度：-20~50℃；相對濕度：90%MAX；安裝位置：軸水平或垂直安裝.2.2試驗條件（以上參數在正常試驗大氣條件測定）2.3繞組直流電阻（25℃）：1.6Ω±10%2.4繞組電感：3.8mH±20%2.5定位轉矩：18mN.m REF.2.6保持轉矩(兩相通額定電流)：≥430mN.m（I=1.7A）2.7最大空載起動頻率：≥1400pps2.8最大空載運行頻率：≥8000pps2.9溫升：<80K2.10步距角精度：1.8°± 5%2.11轉動慣量： 57g.cm22.12電機重量: 0.28Kg/PC REF.2.13絕緣電阻：電機定子鐵心與接線端子間冷態絕緣電阻應大於100MΩ（用DC500V 兆歐表測量）.2.14介電強度：電機定子鐵心與接線端子間應能承受AC600V/1S不擊穿，洩漏電流小於1mA","shipping_methods":[{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","7-ELEVEN取貨付款"],"category_id":"2092064025","category_name":"其他","breadcrumb":[{"id":"23336","name":"電腦、平板與周邊","url":"/tw/%E9%9B%BB%E8%85%A6%E3%80%81%E5%B9%B3%E6%9D%BF%E8%88%87%E5%91%A8%E9%82%8A-23336-category.html"},{"id":"2092064025","name":"其他","url":"/tw/%E5%85%B6%E4%BB%96-2092064025-category.html"}],"view_count":0,"watch_count":0}