{"product_id":"synology-fan-40-40-20-2","title":"Synology FAN 40×40×20_2 Replacement System Fan","description":"\u003cdiv id=\"ace-synology-fan-40-40-20-2-copy\"\u003e\n\u003cstyle\u003e\n#ace-synology-fan-40-40-20-2-copy { font-family: inherit; color: inherit; }\n\/* Reuses the current ACE calculator FAQ disclosure treatment. Scope: this product FAQ only. *\/\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq { --ace-family-ink: #21352b; --ace-family-muted: #5b6961; --ace-family-line: #d3d9d5; --ace-family-soft: #f4f7f4; margin: 24px 0; padding: 0; background: transparent; font-family: inherit; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq details.ace-form-disclosure { margin: 0 0 12px; padding: 0; border: 1px solid var(--ace-family-line); border-radius: 12px; background: #fff; overflow: visible; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq details \u003e summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 56px; margin: 0; padding: 16px 20px; border-radius: 12px; background: var(--ace-family-soft); color: var(--ace-family-ink); font: inherit; font-size: 16px; font-weight: 600; line-height: 1.4; list-style: none; cursor: pointer; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq summary::-webkit-details-marker { display: none; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq summary::marker { content: ''; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq summary::before, #ace-synology-fan-40-40-20-2-copy .ace-article-faq summary::after { content: none; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq details[open] \u003e summary { border-radius: 12px 12px 0 0; border-bottom: 0; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq h3.ace-form-title { display: flex; align-items: center; justify-content: space-between; gap: 16px; width: 100%; min-width: 0; margin: 0 !important; padding: 0; color: var(--ace-family-ink); font-family: inherit; font-size: 16px; font-weight: 600; line-height: 1.35; letter-spacing: normal; text-transform: none; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq .ace-form-title-text { display: flex; flex: 1 1 auto; min-width: 0; margin: 0; overflow-wrap: anywhere; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq .ace-form-toggle { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; margin: 0 0 0 auto; padding: 0; color: #55605a; font-size: 12px; line-height: 1.4; font-weight: 500; white-space: nowrap; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq details \u003e summary .ace-form-collapse { display: none; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq details[open] \u003e summary .ace-form-expand { display: none; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq details[open] \u003e summary .ace-form-collapse { display: inline; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq .ace-form-chevron { display: inline-block; width: 8px; height: 8px; margin: 0 2px 4px; border-bottom: 2px solid currentColor; border-right: 2px solid currentColor; transform: rotate(45deg); transition: transform .15s ease; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq details[open] \u003e summary .ace-form-chevron { transform: rotate(225deg); margin-bottom: 0; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq .ace-form-body { margin: 0; padding: 20px; min-width: 0; color: var(--ace-family-ink); font-size: 15px; line-height: 1.65; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq .ace-form-body \u003e p { margin: 0; line-height: 1.65; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq summary:focus-visible { outline: 3px solid #24731a; outline-offset: 3px; }\n@media (max-width: 640px) {\n  #ace-synology-fan-40-40-20-2-copy .ace-article-faq details \u003e summary { padding: 14px 16px; gap: 12px; }\n  #ace-synology-fan-40-40-20-2-copy .ace-article-faq h3.ace-form-title { gap: 12px; }\n  #ace-synology-fan-40-40-20-2-copy .ace-article-faq .ace-form-body { padding: 16px; }\n  #ace-synology-fan-40-40-20-2-copy .ace-article-faq .ace-form-toggle { font-size: 11px; gap: 8px; }\n}\n@media (prefers-reduced-motion: reduce) { #ace-synology-fan-40-40-20-2-copy .ace-article-faq .ace-form-chevron { transition: none; } }\n\n\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq { width:100%; max-width:100%; box-sizing:border-box; }\n#ace-synology-fan-40-40-20-2-copy .ace-article-faq .ace-form-body { border:0; box-shadow:none; }\n\u003c\/style\u003e\n\u003ch2\u003eRestore the cooling matched to your Synology system\u003c\/h2\u003e\n\u003cp\u003eSynology FAN 40×40×20_2 Replacement System Fan is a genuine replacement cooling component for compatible Synology storage systems, including RS820RP+, RS820+, RS217. It replaces the specified fan or assembly while retaining the host’s intended mechanical fit and airflow arrangement.\u003c\/p\u003e\n\u003cp\u003eSystem Fan 40×40×20 mm. Different Synology fans can share the same nominal dimensions. Match the complete part suffix and the exact compatible host before selecting a replacement.\u003c\/p\u003e\n\u003ch2\u003eHighlights\u003c\/h2\u003e\n\u003ch3\u003eModel-specific cooling\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSystem Fan 40×40×20 mm\u003c\/li\u003e\n\u003cli\u003eCompatible systems include RS820RP+, RS820+, RS217\u003c\/li\u003e\n\u003cli\u003eComplete supported-model list below\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGenuine service component\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer dimensions 40 × 40 × 20 mm\u003c\/li\u003e\n\u003cli\u003ePart weight 0.03 kg\u003c\/li\u003e\n\u003cli\u003e1 year warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eCooling matched to the system\u003c\/h3\u003e\n\u003cp\u003eThe part is specified for the exact Synology systems listed below. Matching the complete host model gives maintenance a clear starting point and avoids choosing a generic fan solely because its frame appears to fit. Supported systems include RS820RP+, RS820+, RS217.\u003c\/p\u003e\n\u003ch3\u003eThe right fan or assembly\u003c\/h3\u003e\n\u003cp\u003eSystem Fan 40×40×20 mm. The image and physical details identify the replacement component; the nominal frame notation does not establish compatibility with another fan version.\u003c\/p\u003e\n\u003ch3\u003ePractical service planning\u003c\/h3\u003e\n\u003cp\u003eManufacturer-listed part dimensions are 40 × 40 × 20 mm, with a part weight of 0.03 kg. Use these details together with the host hardware guide when checking access, cable routing, mounting and the original component.\u003c\/p\u003e\n\u003ch3\u003eKeep airflow and connections correct\u003c\/h3\u003e\n\u003cp\u003eFollow the exact system hardware guide for connector handling, airflow direction and installation. Preserve the specified arrangement rather than reversing the fan or substituting an unverified connector. Shutdown requirements depend on the supported host.\u003c\/p\u003e\n\u003ch3\u003eDiagnose the cooling fault\u003c\/h3\u003e\n\u003cp\u003eA fan warning can require a replacement fan, while dust, restricted airflow or an unsuitable room temperature may need separate attention. Check the system status and symptoms before ordering so the replacement addresses the diagnosed component.\u003c\/p\u003e\n\u003ch3\u003eA clear maintenance record\u003c\/h3\u003e\n\u003cp\u003eKeep the exact part and host model together in the service record. A correctly identified replacement or planned spare helps future maintenance distinguish similar-looking fans and retain the intended cooling configuration.\u003c\/p\u003e\n\u003ch3\u003eCompatible Models\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eRackStation\u003c\/strong\u003e\u003cbr\u003eRS820RP+, RS820+, RS217\u003c\/p\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eSynology FAN 40×40×20_2 Replacement System Fan provides a clearly identified genuine replacement for the compatible Synology systems listed below. Match the host and exact part, retain any compatibility condition and follow the equipment guide for a controlled repair.\u003c\/p\u003e\n\u003csection class=\"ace-article-faq\" aria-label=\"Frequently asked questions\"\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails class=\"ace-form-disclosure\" open\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eWhich Synology systems does this fan fit?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eMatch the complete host model with the Compatible Models section below. Equal bay counts or similar fan dimensions alone do not establish compatibility.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eIs this an individual fan or an assembly?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eSystem Fan 40×40×20 mm. Order the quantity required for the diagnosed fan position; the listing is not a complete set of every fan in the NAS.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eCan I fit another version with the same dimensions?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eOnly when Synology explicitly lists that version for the same exact host. Connectors, mounting frames and control requirements can differ.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eCan the fan be replaced while the system runs?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eFollow the exact host hardware installation guide. Hot replacement is model-specific, so shut down where the guide requires it.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eWill it resolve every temperature warning?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eNo. The part replaces a faulty compatible cooling component. Airflow obstruction, dust, room temperature or a different fault may also need attention.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eWhat warranty is included?\u003c\/span\u003e\u003cspan class=\"ace-form-toggle\" aria-hidden=\"true\"\u003e\u003cspan class=\"ace-form-expand\"\u003eExpand\u003c\/span\u003e\u003cspan class=\"ace-form-collapse\"\u003eCollapse\u003c\/span\u003e\u003cspan class=\"ace-form-chevron\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\u003c\/summary\u003e\u003cdiv class=\"ace-form-body\"\u003e\u003cp\u003eThis genuine Synology spare part has a 1 year warranty. Installation and any separate diagnostic or repair service are arranged separately.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Synology","offers":[{"title":"Default Title","offer_id":44866470740027,"sku":"FAN 40*40*20_2","price":21.33,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0557\/4541\/3179\/files\/synology-fan-404020-2-replacement-system-fan-6868950.png?v=1793780474","url":"https:\/\/aceperipherals.com\/ja\/products\/synology-fan-40-40-20-2","provider":"ACE Peripherals","version":"1.0","type":"link"}