{"product_id":"nidek-nuvo-lite-mark-5-oxygen-concentrator-5l","title":"Nidek Nuvo Lite Mark 5 Oxygen Concentrator (5L)","description":"\u003c!--\nSEO PAGE TITLE (paste into Shopify \"Page title\"):\nNidek Nuvo Lite Mark 5 Oxygen Concentrator (5L) | EnhDme\n\nMETA DESCRIPTION (paste into Shopify \"Meta description\"):\nNidek Nuvo Lite Mark 5 home oxygen concentrator (Model 525) — 0.5–5 LPM, just 32 lbs, quiet 40 dBA, energy-efficient. Shop at EnhDme. Free shipping over $95!\n--\u003e\n\u003cstyle\u003e\n    .enhdme-product-container { font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Arial, sans-serif; max-width: 900px; margin: 0 auto; padding: 2rem 1rem; color: #1a1a2e; line-height: 1.7; }\n    .enhdme-product-container h1 { font-size: 2.2rem; color: #1a1a2e; margin-bottom: 0.5rem; }\n    .enhdme-meta-info { font-size: 1.1rem; color: #333; margin-bottom: 1.5rem; border-bottom: 1px solid #e2e8f0; padding-bottom: 1rem; }\n    .enhdme-meta-info p { margin: 0 0 0.25rem 0 !important; }\n    .enhdme-product-container h2 { font-size: 1.5rem; color: #1a6bbf; margin-top: 2rem; margin-bottom: 1rem; }\n    .enhdme-product-container p, .enhdme-product-container li { font-size: 1.1rem; color: #333; }\n    .enhdme-product-container ul { margin-bottom: 1.5rem; padding-left: 1.5rem; }\n    .enhdme-product-container li { margin-bottom: 0.5rem; }\n    .enhdme-product-container a { color: #1a6bbf; text-decoration: underline; }\n    .enhdme-spec-list { list-style-type: none; padding-left: 0 !important; margin: 1.5rem 0; }\n    .enhdme-spec-list li { padding: 0.5rem 0; border-bottom: 1px solid #e2e8f0; display: flex; justify-content: space-between; font-size: 1.1rem; }\n    .enhdme-spec-list li:last-child { border-bottom: none; }\n    .enhdme-spec-label { font-weight: 600; color: #1a1a2e; }\n    .enhdme-spec-value { color: #333; text-align: right; }\n    .enhdme-insight-box { background-color: #f8fafc; border-left: 4px solid #1a6bbf; padding: 1.25rem; margin: 2rem 0; border-radius: 0 8px 8px 0; }\n    .enhdme-insight-box p { margin-bottom: 0; font-style: italic; font-size: 1.1rem; }\n    .enhdme-faq-section { background: #f0f6ff; border: 1px solid #a8c8f0; border-radius: 10px; padding: 1.5rem 2rem; margin-top: 2rem; }\n    .enhdme-faq-item { margin-bottom: 1.5rem; }\n    .enhdme-faq-item p strong { color: #1a6bbf; font-size: 1.15rem; }\n    .enhdme-prop65-box { background-color: #fffaf0; border: 1px solid #ffeacc; padding: 1rem; margin: 1.5rem 0; font-size: 0.95rem; color: #4a3718; border-radius: 6px; }\n    .enhdme-prop65-box strong { color: #c05621; }\n    .enhdme-rx-callout { background-color: #eef4fb; border: 1px solid #1a6bbf; border-left: 4px solid #1a6bbf; padding: 0.85rem 1rem; margin: 0 0 1.5rem; border-radius: 6px; font-size: 1.05rem; color: #14507e; }\n    .enhdme-rx-callout strong { color: #1a6bbf; }\n    .enhdme-compliance-box { background-color: #f8fafc; border: 1px solid #d8e2ec; padding: 1.25rem 1.5rem; margin: 1.75rem 0 0; border-radius: 8px; font-size: 0.95rem; color: #4a5568; line-height: 1.6; }\n    .enhdme-compliance-box h3 { font-size: 1.1rem; color: #1a1a2e; margin: 0 0 0.5rem; }\n    .enhdme-compliance-box .enhdme-compliance-std { font-weight: 600; color: #1a1a2e; margin: 0 0 0.5rem; }\n    .enhdme-compliance-box p { font-size: 0.95rem; margin: 0 0 0.75rem; }\n    .enhdme-compliance-box a { color: #1a6bbf; }\n    .enhdme-shipping-banner { font-size: 1.1rem; color: #1a6bbf; font-weight: 600; margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid #a8c8f0; }\n    @media (max-width: 480px) { .enhdme-spec-list li { flex-direction: column; justify-content: flex-start; } .enhdme-spec-value { text-align: left; margin-top: 0.2rem; } }\n\u003c\/style\u003e\n\n\u003cdiv class=\"enhdme-product-container\"\u003e\n  \u003ch1\u003eNidek Nuvo Lite Mark 5 Home Oxygen Concentrator (Model 525)\u003c\/h1\u003e\n  \u003cdiv class=\"enhdme-meta-info\"\u003e\n    \u003cp\u003eModel: Nidek Nuvo Lite Mark 5 Oxygen Concentrator (525)\u003c\/p\u003e\n    \u003cp\u003eAvailability: In Stock – Ready to Ship\u003c\/p\u003e\n    \u003cp\u003eShipping: Free Ground Shipping on orders over $95\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"enhdme-rx-callout\"\u003e\n    \u003cstrong\u003e⚕ Prescription Required:\u003c\/strong\u003e This item requires a valid Rx or professional license. Orders are placed on a compliance hold until a valid prescription is received and verified — see the compliance details at the bottom of this page before ordering.\n  \u003c\/div\u003e\n\n  \u003ch2\u003eOverview\u003c\/h2\u003e\n  \u003cp\u003eThe Nidek Nuvo Lite Mark 5 is an ultra-compact, lightweight home oxygen concentrator — just 32 pounds — that delivers continuous flow from 0.125 to 5 LPM across 12 settings at 90% concentration. It's one of the quietest concentrators available, running at about 40 dBA (roughly a soft conversation), and one of the most energy-efficient at 330 watts, so it's comfortable to run day and night without driving up the power bill. This 525 model includes the oxygen monitor (OCSI), which shows the concentration being delivered and alarms if it drops.\u003c\/p\u003e\n  \u003cp\u003eNidek's RPSA (Rapid Pressure Swing Absorption) technology reaches full purity in under 3 minutes for a fast startup, and a single-knob, lockable flow meter keeps the setting simple and tamper-resistant. The unit is humidifier-ready for drier climates, moves easily from room to room on four casters with a built-in handle, and offers rear-panel access to the filter for straightforward maintenance. Built on the durable, proven Nuvo platform with a metal outlet fitting and made in the USA, it's backed by a 3-year warranty.\u003c\/p\u003e\n\n  \u003ch2\u003eKey Features\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eUltra-compact and lightweight — just 32 lbs, among the lightest 5-liter units.\u003c\/li\u003e\n    \u003cli\u003eContinuous flow from 0.125 to 5 LPM across 12 settings at 90% concentration.\u003c\/li\u003e\n    \u003cli\u003eVery quiet — about 40 dBA, roughly a soft conversation.\u003c\/li\u003e\n    \u003cli\u003eEnergy-efficient — 330 watts average, lower than many competing units.\u003c\/li\u003e\n    \u003cli\u003eBuilt-in oxygen monitor (OCSI) shows and alarms on the delivered concentration.\u003c\/li\u003e\n    \u003cli\u003eRPSA technology reaches full purity in under 3 minutes for fast startup.\u003c\/li\u003e\n    \u003cli\u003eSingle-knob, lockable flow meter to prevent accidental changes.\u003c\/li\u003e\n    \u003cli\u003eHumidifier-ready for drier climates or added nasal comfort.\u003c\/li\u003e\n    \u003cli\u003eFour casters and a built-in handle for easy room-to-room movement.\u003c\/li\u003e\n    \u003cli\u003eRear-panel access to the filter for simple maintenance.\u003c\/li\u003e\n    \u003cli\u003eDurable metal outlet fitting on the proven Nuvo platform; American-made.\u003c\/li\u003e\n    \u003cli\u003e3-year warranty.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdiv class=\"enhdme-insight-box\"\u003e\n    \u003cp\u003eThe Nuvo Lite Mark 5 is the standard, everyday 5-liter home unit, and its standouts are weight, quiet, and efficiency: at 32 pounds it's among the lightest 5-liter concentrators, it runs at about 40 dBA (quiet enough for sleep), and it draws just 330 watts — noticeably less than many competitors, which adds up on the power bill for a device that runs around the clock. RPSA startup brings it to full purity in under 3 minutes. This 525 model includes the oxygen monitor. It's a stationary home unit (continuous flow, plugs into the wall) on casters, so pair it with a portable for going out. If you need higher flow or pressure (8 or 10 LPM), the Nidek Nuvo 8 or Nuvo 10 are the step up.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n  \u003cul class=\"enhdme-spec-list\"\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eType\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003eStationary (home) oxygen concentrator\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eBrand\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003eNidek Nuvo Lite Mark 5 (Model 525)\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eDelivery Mode\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003eContinuous flow\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eFlow Range\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003e0.125–5 LPM (12 settings)\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eOxygen Concentration\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003e90% (+6.5% \/ -3%)\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eOutlet Pressure\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003e7 psig\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eOxygen Monitor\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003eOCSI (on Model 525)\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eSound Level\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003e~40 dBA\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003ePower\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003e330 watts average; 115V \/ 60 Hz\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eStartup\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003eUnder 3 minutes (RPSA)\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eWeight\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003e32 lbs (14.5 kg)\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eDimensions\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003e14\" W x 9\" D x 23\" H\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eMax Altitude\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003eUp to 7,500 ft\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eMobility\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003eFour casters + built-in handle\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eCountry of Origin\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003eUSA\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eWarranty\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003e3-year\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"enhdme-spec-label\"\u003eIncludes\u003c\/span\u003e\u003cspan class=\"enhdme-spec-value\"\u003eUnit, cannula with tubing, manual\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdiv class=\"enhdme-faq-section\"\u003e\n    \u003cdiv class=\"enhdme-faq-item\"\u003e\n      \u003cp\u003e\u003cstrong\u003eHow quiet and efficient is it?\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cp\u003eIt runs at about 40 dBA — roughly a soft conversation — which is quiet enough for sleep, and it draws just 330 watts, lower than many concentrators. That combination makes it easy to run around the clock without a noticeable impact on the power bill.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"enhdme-faq-item\"\u003e\n      \u003cp\u003e\u003cstrong\u003eDoes the 525 include an oxygen monitor?\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cp\u003eYes — the 525 model includes the OCSI oxygen monitor, which shows the concentration being delivered and alarms if it drops. (The 520 version does not include the monitor.)\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"enhdme-faq-item\"\u003e\n      \u003cp\u003e\u003cstrong\u003eIs it portable, and what maintenance does it need?\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cp\u003eIt's a stationary home unit (32 lbs) on four casters, so it rolls easily from room to room but plugs into the wall for continuous use. Maintenance is minimal — clean the rear-access filter on a regular schedule; RPSA brings it to full purity in under 3 minutes on startup.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cp style=\"font-size:0.95rem; color:#666;\"\u003eA valid prescription is required for this device. Specifications and included contents are provided for reference and may be updated by the manufacturer without notice. Verify settings, contents, and prescription requirements against the product documentation before use.\u003c\/p\u003e\n\n  \u003cdiv class=\"enhdme-prop65-box\"\u003e\n    \u003cstrong\u003e⚠ WARNING:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer. For more information go to \u003ca href=\"https:\/\/www.P65Warnings.ca.gov\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e.\n  \u003c\/div\u003e\n\n  \u003cp class=\"enhdme-shipping-banner\"\u003e🚚 Free shipping on orders over $95 — EnhDme\u003c\/p\u003e\n\n  \u003cdiv class=\"enhdme-compliance-box\"\u003e\n    \u003ch3\u003eThis item requires an Rx or Professional License\u003c\/h3\u003e\n    \u003cp class=\"enhdme-compliance-std\"\u003eCompliance Standard: FDA Class II Medical Device Regulations (21 CFR Part 807)\u003c\/p\u003e\n    \u003cp\u003eTo ensure strict compliance with current Food and Drug Administration (FDA) regulations, EnhDme enforces a rigorous prescription verification policy for specific restricted medical devices. Because federal law restricts these devices to sale by or on the order of a licensed healthcare provider, orders containing prescription-regulated equipment will remain on a compliance hold and will not be dispensed until a valid prescription is successfully received and verified by our compliance team.\u003c\/p\u003e\n    \u003cp\u003e\u003ca href=\"https:\/\/enhdme.com\/pages\/prescription-rx-item-verification-policy\"\u003eView our prescription policy and contact information.\u003c\/a\u003e\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Nidek Medical","offers":[{"title":"Default Title","offer_id":45097507618931,"sku":"525","price":749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0656\/8866\/6227\/files\/nuvo-1jpeg.jpg?v=1781300934","url":"https:\/\/enhdme.com\/products\/nidek-nuvo-lite-mark-5-oxygen-concentrator-5l","provider":"EnhDme","version":"1.0","type":"link"}