{"product_id":"synology-psu-550w-1","title":"Synology PSU 550W_1 Internal Power Supply","description":"\u003cdiv id=\"ace-synology-psu-550w-1-copy\"\u003e\n\u003cstyle\u003e\n#ace-synology-psu-550w-1-copy { font-family: inherit; color: inherit; }\n\/* Reuses the current ACE calculator FAQ disclosure treatment. Scope: this product FAQ only. *\/\n#ace-synology-psu-550w-1-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-psu-550w-1-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-psu-550w-1-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-psu-550w-1-copy .ace-article-faq summary::-webkit-details-marker { display: none; }\n#ace-synology-psu-550w-1-copy .ace-article-faq summary::marker { content: ''; }\n#ace-synology-psu-550w-1-copy .ace-article-faq summary::before, #ace-synology-psu-550w-1-copy .ace-article-faq summary::after { content: none; }\n#ace-synology-psu-550w-1-copy .ace-article-faq details[open] \u003e summary { border-radius: 12px 12px 0 0; border-bottom: 0; }\n#ace-synology-psu-550w-1-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-psu-550w-1-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-psu-550w-1-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-psu-550w-1-copy .ace-article-faq details \u003e summary .ace-form-collapse { display: none; }\n#ace-synology-psu-550w-1-copy .ace-article-faq details[open] \u003e summary .ace-form-expand { display: none; }\n#ace-synology-psu-550w-1-copy .ace-article-faq details[open] \u003e summary .ace-form-collapse { display: inline; }\n#ace-synology-psu-550w-1-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-psu-550w-1-copy .ace-article-faq details[open] \u003e summary .ace-form-chevron { transform: rotate(225deg); margin-bottom: 0; }\n#ace-synology-psu-550w-1-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-psu-550w-1-copy .ace-article-faq .ace-form-body \u003e p { margin: 0; line-height: 1.65; }\n#ace-synology-psu-550w-1-copy .ace-article-faq summary:focus-visible { outline: 3px solid #24731a; outline-offset: 3px; }\n@media (max-width: 640px) {\n  #ace-synology-psu-550w-1-copy .ace-article-faq details \u003e summary { padding: 14px 16px; gap: 12px; }\n  #ace-synology-psu-550w-1-copy .ace-article-faq h3.ace-form-title { gap: 12px; }\n  #ace-synology-psu-550w-1-copy .ace-article-faq .ace-form-body { padding: 16px; }\n  #ace-synology-psu-550w-1-copy .ace-article-faq .ace-form-toggle { font-size: 11px; gap: 8px; }\n}\n@media (prefers-reduced-motion: reduce) { #ace-synology-psu-550w-1-copy .ace-article-faq .ace-form-chevron { transition: none; } }\n\n\n#ace-synology-psu-550w-1-copy .ace-article-faq { width:100%; max-width:100%; box-sizing:border-box; }\n#ace-synology-psu-550w-1-copy .ace-article-faq .ace-form-body { border:0; box-shadow:none; }\n\u003c\/style\u003e\n\u003ch2\u003eRestore the Power Behind Your NAS\u003c\/h2\u003e\n\u003cp\u003eThe PSU 550W_1 is a genuine Synology replacement power component for selected NAS and expansion systems. It is designed for the compatible chassis listed below, helping restore the original power arrangement when the fitted supply needs replacement.\u003c\/p\u003e\n\u003cp\u003eSingle Power 550W. This is an internal replacement component rather than an external desktop adapter. Check the NAS model, fitted part and any serial-number restriction before ordering.\u003c\/p\u003e\n\u003ch2\u003eHighlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurpose\u003c\/strong\u003e Genuine Synology replacement power component.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply format\u003c\/strong\u003e One internal PSU component.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e For selected Synology NAS or expansion systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e 1 year.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eCompatible Models\u003c\/h3\u003e\n\u003cp\u003eSynology lists this exact replacement part for the following systems. Match the complete model name and any serial-number or regional requirement before ordering.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiskStation\u003c\/strong\u003e: DS3622xs+, DS3617xsII, DS2422+, DS2419+II.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansion Units\u003c\/strong\u003e: DX1222, DX1215II.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMatch the Complete System\u003c\/h3\u003e\n\u003cp\u003eCompatibility depends on the exact NAS or expansion chassis. Supported systems include DS3622xs+, DS3617xsII, DS2422+, DS2419+II; the full verified list is in Specs. A matching wattage alone does not establish that the mounting, electrical connection and system revision are suitable.\u003c\/p\u003e\n\u003ch3\u003eChoose the Correct Supply Format\u003c\/h3\u003e\n\u003cp\u003eThe supply fits inside the supported chassis. Retain the system’s intended internal wiring and mounting arrangement; an external adapter or a generic computer supply should not be selected solely by power rating.\u003c\/p\u003e\n\u003ch3\u003eCheck the Fitted Part Before Ordering\u003c\/h3\u003e\n\u003cp\u003eCompare the fitted component label and connector arrangement with the replacement specification. For DS3617xsII, match serial-number pattern xxxxTARxxxxxx; DS2419+II xxxxTBRxxxxxx; DX1215II xxxxTCRxxxxxx. Match the original fitted supply.\u003c\/p\u003e\n\u003ch3\u003ePlan a Controlled Replacement\u003c\/h3\u003e\n\u003cp\u003eFollow the exact host’s hardware installation guide and service procedure. Whether replacement can take place while the system runs depends on the host and its remaining power path; the part name alone is not permission to work on live equipment.\u003c\/p\u003e\n\u003ch3\u003eKeep Repair Decisions Focused\u003c\/h3\u003e\n\u003cp\u003eA NAS that does not start can have several causes. Confirm the power component is the required replacement before purchasing; this spare does not by itself repair storage media, recover files or establish the health of other system components.\u003c\/p\u003e\n\u003ch3\u003eRetain a Clear Maintenance Record\u003c\/h3\u003e\n\u003cp\u003eRecord the original fault and replacement part against the NAS model and serial number. This keeps the equipment’s service history understandable and helps identify the correct spare for future maintenance.\u003c\/p\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eChoose the PSU 550W_1 for its verified Synology compatibility and original replacement purpose. Match the host, fitted component and any revision condition before ordering, then follow the equipment guide for a controlled installation.\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\"\u003eWill It Fit Any Synology NAS With the Same Wattage?\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. Use the exact compatible-host list in Specs and match the fitted supply, connector and any serial-number restriction. Wattage alone is not sufficient.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eIs This a Module or a Complete Power-Supply Set?\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 offer is for the specified internal power-supply component. It is not an external adapter or a NAS chassis.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eCan I Replace It While the NAS Is Running?\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 NAS hardware guide. Hot replacement depends on the supported chassis, its power arrangement and the state of the other supply; it is not assumed for every system.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eWhat Should I Check Before Ordering?\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\u003eConfirm the NAS or expansion model, the fitted part label and any applicable serial-number range. A clear photograph of the original supply can help identify the correct replacement.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eDoes It Include the NAS or Storage Drives?\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 offer is for the replacement power component. The NAS chassis, drives and installation service are separate.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails class=\"ace-form-disclosure\"\u003e\u003csummary\u003e\u003ch3 class=\"ace-form-title\"\u003e\n\u003cspan class=\"ace-form-title-text\"\u003eWhat Is the Warranty?\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\u003eGenuine Synology spare parts have a one-year warranty under the manufacturer’s applicable terms.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Synology","offers":[{"title":"Default Title","offer_id":44853488615483,"sku":"PSU 550W_1","price":527.69,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0557\/4541\/3179\/files\/synology-psu-550w-1-internal-power-supply-8659408.png?v=1793780592","url":"https:\/\/aceperipherals.com\/products\/synology-psu-550w-1","provider":"ACE Peripherals","version":"1.0","type":"link"}