{"product_id":"ebmpapst-r4d500-at03-01-centrifugal-fan","title":"Ebmpapst R4D500-AT03-01 Centrifugal Fan 400VAC 500mm","description":"\u003cstyle\u003e\n.nxs-industrial-product-page {\n--industrial-navy: #082f49;\n    --industrial-blue: #0b4f7c;\n    --industrial-blue-2: #0f6ea8;\n    --industrial-blue-3: #1784c1;\n    --industrial-cyan: #38bdf8;\n    --steel-blue: #dcebf5;\n    --steel-blue-2: #edf6fb;\n    --steel-line: #c9dce9;\n    --surface: #ffffff;\n    --surface-soft: #f7fbfe;\n    --text-main: #173042;\n    --text-muted: #5e7382;\n    --shadow-soft: 0 10px 30px rgba(8, 47, 73, 0.08);\n    --shadow-hover: 0 16px 36px rgba(8, 79, 124, 0.15);\n    --radius-lg: 14px;\n    --radius-md: 10px;\n}\n\n.nxs-industrial-product-page, .nxs-industrial-product-page * {\nmargin: 0;\n    padding: 0;\n    box-sizing: border-box;\n    font-family: Arial, Helvetica, sans-serif;\n}\n\n.nxs-industrial-product-page {\nbackground-color: #f3f8fb;\n    background-image:\n        linear-gradient(180deg, #eef6fb 0, #f7fafc 320px, #eef3f7 100%),\n        linear-gradient(rgba(15, 110, 168, 0.025) 1px, transparent 1px),\n        linear-gradient(90deg, rgba(15, 110, 168, 0.025) 1px, transparent 1px);\n    background-size: auto, 34px 34px, 34px 34px;\n    position: relative;\n    isolation: isolate;\n    overflow: hidden;\n    color: var(--text-main);\n    line-height: 1.75;\n    -webkit-font-smoothing: antialiased;\n}\n\n.nxs-industrial-product-page .container {\nwidth: 92%;\n    max-width: 1120px;\n    margin: 0 auto;\n    padding-bottom: 34px;\n}\n\n.nxs-industrial-product-page main {\npadding-top: 8px;\n}\n\n.nxs-industrial-product-page .section {\nposition: relative;\n    overflow: hidden;\n    background: var(--surface);\n    margin: 22px auto;\n    padding: 36px 30px;\n    border: 1px solid var(--steel-line);\n    border-radius: var(--radius-lg);\n    box-shadow: var(--shadow-soft);\n}\n\n.nxs-industrial-product-page .section::before {\ncontent: \"\";\n    position: absolute;\n    left: 0;\n    top: 0;\n    width: 5px;\n    height: 100%;\n    background: linear-gradient(180deg, var(--industrial-blue-3), var(--industrial-blue));\n}\n\n.nxs-industrial-product-page .section h2 {\nposition: relative;\n    display: inline-flex;\n    align-items: center;\n    gap: 10px;\n    font-size: 25px;\n    line-height: 1.3;\n    color: var(--industrial-navy);\n    margin-bottom: 24px;\n    letter-spacing: -0.2px;\n}\n\n.nxs-industrial-product-page .section h2::before {\ncontent: \"\";\n    width: 28px;\n    height: 4px;\n    flex: 0 0 28px;\n    border-radius: 999px;\n    background: linear-gradient(90deg, var(--industrial-blue-2), var(--industrial-cyan));\n}\n\n.nxs-industrial-product-page .section p {\ncolor: var(--text-main);\n}\n\n.nxs-industrial-product-page .spec-table {\nwidth: 100%;\n    border-collapse: separate;\n    border-spacing: 0;\n    overflow: hidden;\n    border: 1px solid var(--steel-line);\n    border-radius: var(--radius-md);\n    background: #fff;\n}\n\n.nxs-industrial-product-page .spec-table tr {\ntransition: background-color 0.2s ease, transform 0.2s ease;\n}\n\n.nxs-industrial-product-page .spec-table tr:nth-child(even) {\nbackground: #f7fbfe;\n}\n\n.nxs-industrial-product-page .spec-table tr:hover {\nbackground: #eaf5fb;\n}\n\n.nxs-industrial-product-page .spec-table td {\npadding: 13px 16px;\n    border-bottom: 1px solid #dbe7ef;\n    vertical-align: top;\n    color: #294658;\n}\n\n.nxs-industrial-product-page .spec-table tr:last-child td {\nborder-bottom: none;\n}\n\n.nxs-industrial-product-page .spec-table td:first-child {\nposition: relative;\n    width: 38%;\n    font-weight: 700;\n    color: #0b456d;\n    background: rgba(220, 235, 245, 0.42);\n}\n\n.nxs-industrial-product-page .spec-table td:first-child::after {\ncontent: \"\";\n    position: absolute;\n    top: 22%;\n    right: 0;\n    width: 1px;\n    height: 56%;\n    background: #c7dce9;\n}\n\n.nxs-industrial-product-page .features {\ndisplay: grid;\n    grid-template-columns: repeat(auto-fit, minmax(235px, 1fr));\n    gap: 18px;\n}\n\n.nxs-industrial-product-page .card {\nposition: relative;\n    overflow: hidden;\n    min-height: 100%;\n    background: linear-gradient(180deg, #ffffff 0%, #f4f9fc 100%);\n    padding: 22px 20px 21px;\n    border: 1px solid #d5e4ee;\n    border-radius: var(--radius-md);\n    box-shadow: 0 6px 18px rgba(8, 47, 73, 0.055);\n    transition:\n        transform 0.22s ease,\n        box-shadow 0.22s ease,\n        border-color 0.22s ease;\n}\n\n.nxs-industrial-product-page .card::before {\ncontent: \"\";\n    position: absolute;\n    left: 0;\n    top: 0;\n    width: 100%;\n    height: 4px;\n    background: linear-gradient(90deg, var(--industrial-blue), var(--industrial-cyan));\n}\n\n.nxs-industrial-product-page .card::after {\ncontent: \"\";\n    position: absolute;\n    width: 74px;\n    height: 74px;\n    right: -28px;\n    bottom: -30px;\n    border: 1px solid rgba(15, 110, 168, 0.12);\n    border-radius: 50%;\n    transition: transform 0.22s ease;\n}\n\n.nxs-industrial-product-page .card:hover {\ntransform: translateY(-4px);\n    border-color: #a9cadf;\n    box-shadow: var(--shadow-hover);\n}\n\n.nxs-industrial-product-page .card:hover::after {\ntransform: scale(1.25);\n}\n\n.nxs-industrial-product-page .card h3 {\nposition: relative;\n    color: var(--industrial-blue);\n    font-size: 18px;\n    line-height: 1.35;\n    margin-bottom: 10px;\n    padding-left: 14px;\n}\n\n.nxs-industrial-product-page .card h3::before {\ncontent: \"\";\n    position: absolute;\n    left: 0;\n    top: 0.25em;\n    width: 4px;\n    height: 1em;\n    border-radius: 4px;\n    background: var(--industrial-blue-3);\n}\n\n.nxs-industrial-product-page .card p {\ncolor: #526a79;\n    font-size: 15px;\n}\n\n.nxs-industrial-product-page .section ul {\ndisplay: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 11px 18px;\n    padding-left: 0;\n    list-style: none;\n}\n\n.nxs-industrial-product-page .section li {\nposition: relative;\n    margin: 0;\n    padding: 12px 14px 12px 38px;\n    background: var(--surface-soft);\n    border: 1px solid #dbe8f0;\n    border-radius: 8px;\n    color: #365264;\n}\n\n.nxs-industrial-product-page .section li::before {\ncontent: \"\";\n    position: absolute;\n    left: 15px;\n    top: 50%;\n    width: 9px;\n    height: 9px;\n    transform: translateY(-50%) rotate(45deg);\n    background: var(--industrial-blue-2);\n    box-shadow: 0 0 0 4px rgba(15, 110, 168, 0.1);\n}\n\n.nxs-industrial-product-page .section:nth-of-type(4) p {\npadding: 18px 20px;\n    background: linear-gradient(135deg, #edf7fc, #f9fcfe);\n    border: 1px solid #cfe4f1;\n    border-left: 4px solid var(--industrial-blue-2);\n    border-radius: 9px;\n    color: #355267;\n}\n\n.nxs-industrial-product-page .section:last-of-type {\ncounter-reset: faq;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p {\nposition: relative;\n    margin: 0;\n    padding: 18px 18px 18px 54px;\n    background: #f8fbfd;\n    border: 1px solid #d8e6ef;\n    border-radius: 9px;\n    box-shadow: 0 4px 12px rgba(8, 47, 73, 0.035);\n    transition: border-color 0.2s ease, background-color 0.2s ease;\n    counter-increment: faq;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p:hover {\nbackground: #f1f8fc;\n    border-color: #bfd8e7;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p::before {\ncontent: counter(faq, decimal-leading-zero);\n    position: absolute;\n    left: 15px;\n    top: 17px;\n    min-width: 28px;\n    height: 28px;\n    display: inline-flex;\n    align-items: center;\n    justify-content: center;\n    border-radius: 6px;\n    background: var(--industrial-blue);\n    color: #fff;\n    font-size: 11px;\n    font-weight: 700;\n    letter-spacing: 0.3px;\n    box-shadow: 0 5px 12px rgba(8, 79, 124, 0.18);\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p strong {\ndisplay: inline-block;\n    color: #0b456d;\n    margin-bottom: 5px;\n    line-height: 1.4;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e br {\ndisplay: block;\n    content: \"\";\n    margin: 10px 0;\n}\n\n@media (max-width: 760px) {\n.nxs-industrial-product-page .container {\nwidth: 100%;\n        padding: 0 12px 24px;\n}\n\n.nxs-industrial-product-page .section {\npadding: 26px 17px 24px;\n        margin: 14px auto;\n        border-radius: 11px;\n}\n\n.nxs-industrial-product-page .section::before {\nwidth: 4px;\n}\n\n.nxs-industrial-product-page .section h2 {\nfont-size: 21px;\n        margin-bottom: 18px;\n}\n\n.nxs-industrial-product-page .section h2::before {\nwidth: 20px;\n        flex-basis: 20px;\n}\n\n.nxs-industrial-product-page .spec-table {\ndisplay: table;\n        table-layout: fixed;\n}\n\n.nxs-industrial-product-page .spec-table td {\npadding: 11px 9px;\n        font-size: 13px;\n        line-height: 1.55;\n        overflow-wrap: anywhere;\n}\n\n.nxs-industrial-product-page .spec-table td:first-child {\nwidth: 42%;\n}\n\n.nxs-industrial-product-page .features {\ngrid-template-columns: 1fr;\n        gap: 12px;\n}\n\n.nxs-industrial-product-page .card {\npadding: 18px 17px;\n}\n\n.nxs-industrial-product-page .card:hover {\ntransform: none;\n}\n\n.nxs-industrial-product-page .section ul {\ngrid-template-columns: 1fr;\n        gap: 9px;\n}\n\n.nxs-industrial-product-page .section li {\npadding: 11px 12px 11px 36px;\n        font-size: 14px;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p {\npadding: 16px 14px 16px 48px;\n        font-size: 14px;\n}\n\n.nxs-industrial-product-page .section:last-of-type \u003e p::before {\nleft: 12px;\n        top: 15px;\n        min-width: 26px;\n        height: 26px;\n        font-size: 10px;\n}\n}\n\n@media (prefers-reduced-motion: reduce) {\n.nxs-industrial-product-page, .nxs-industrial-product-page *, .nxs-industrial-product-page *::before, .nxs-industrial-product-page *::after {\ntransition: none !important;\n}\n}\n\u003c\/style\u003e\n\n\u003cdiv class=\"nxs-industrial-product-page\"\u003e\u003cdiv class=\"container\"\u003e\u003cmain\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEbmpapst\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eR4D500-AT03-01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eCentrifugal Fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage\u003c\/td\u003e\n\u003ctd\u003e400VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpeller Diameter\u003c\/td\u003e\n\u003ctd\u003e500mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"features\"\u003e\n\u003carticle class=\"card\"\u003e\u003ch3\u003e500mm Impeller Size\u003c\/h3\u003e\n\u003cp\u003eLarge 500 mm impeller designed for high‑volume centrifugal air movement in industrial equipment.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003e400VAC Power Input\u003c\/h3\u003e\n\u003cp\u003eOperates from 400VAC supply suited for three‑phase industrial power installations.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eCentrifugal Air Movement\u003c\/h3\u003e\n\u003cp\u003eCentrifugal blower construction generates pressure for ducted ventilation and cooling applications.\u003c\/p\u003e\u003c\/article\u003e\u003carticle class=\"card\"\u003e\u003ch3\u003eRobust Industrial Build\u003c\/h3\u003e\n\u003cp\u003eEngineered for continuous‑run operation within industrial cabinet and plant environments.\u003c\/p\u003e\u003c\/article\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial cabinet ventilation\u003c\/li\u003e\n\u003cli\u003eAir handling unit cooling\u003c\/li\u003e\n\u003cli\u003eDucted industrial ventilation systems\u003c\/li\u003e\n\u003cli\u003eLarge‑scale equipment heat dissipation\u003c\/li\u003e\n\u003cli\u003eHVAC plant equipment\u003c\/li\u003e\n\u003cli\u003eProcess equipment air circulation\u003c\/li\u003e\n\u003cli\u003eControl room air exchange\u003c\/li\u003e\n\u003cli\u003ePower equipment cooling\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003ePurchase Information\u003c\/h2\u003e\n\u003cp\u003eWe support online purchase of the Ebmpapst R4D500-AT03-01 Centrifugal Fan. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"section\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is Ebmpapst R4D500‑AT03‑01?\u003c\/strong\u003e\nEbmpapst R4D500‑AT03‑01 is a 500 mm centrifugal fan working on 400VAC power supply.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat voltage does R4D500‑AT03‑01 use?\u003c\/strong\u003e\nThis fan uses a rated input voltage of 400VAC.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the impeller diameter of R4D500‑AT03‑01?\u003c\/strong\u003e\nThe impeller diameter is 500 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a centrifugal fan?\u003c\/strong\u003e\nYes, the R4D500‑AT03‑01 is classified as a centrifugal fan.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat kind of environments can this fan be deployed in?\u003c\/strong\u003e\nIt is intended for industrial ventilation, cabinet cooling and ducted air‑movement applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should I check before ordering R4D500‑AT03‑01?\u003c\/strong\u003e\nConfirm full model number, 400VAC power availability, physical mounting space for 500 mm unit and duct‑work dimensions.\u003c\/p\u003e\u003c\/section\u003e\u003c\/main\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"Ebmpapst","offers":[{"title":"Default Title","offer_id":67991506124879,"sku":"LL1-BSM-R4D500-AT03-01","price":1137.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/7569\/2623\/files\/R4D500-AT03-01-01.jpg?v=1793678695","url":"https:\/\/yunshuotrade.com\/products\/ebmpapst-r4d500-at03-01-centrifugal-fan","provider":"yunshuotrade","version":"1.0","type":"link"}