Nidek Medical Nuvo Lite Mark 5 Oxygen Concentrator (5L)
This item requires an Rx or Professional License
The Nidek Medical Nuvo Lite Mark 5 Oxygen Concentrator (Model 525) is an ultra-compact, high-efficiency stationary oxygen delivery system engineered for reliable, continuous domiciliary (home) respiratory therapy. Designed to avoid the bulky footprint and excessive energy draw of older traditional units, the Nuvo Lite compresses premium medical-grade technology into a streamlined chassis weighing just 32 lbs. It relies on a patented Rapid Pressure Swing Absorption (RPSA) process that allows the internal molecular sieve beds to efficiently strip nitrogen from room air, reaching peak medical oxygen purity levels in under three minutes from startup. Operating at a whisper-quiet 40 dBA, this continuous-flow concentrator delivers up to 5 liters per minute (LPM) while drawing a low, energy-saving 330 Watts. The device features a rugged composite cabinet with a rigid top-handle, heavy-duty recessed casters, a break-resistant metal outlet nozzle, and an integrated Oxygen Concentration Status Indicator (OCSI) sensor that monitors active output quality in real time.
Design & Functional Features
- Patented RPSA Molecular Architecture: Rapid Pressure Swing Absorption utilizes low-maintenance rotary poppet valves to ensure immediate, steady, and clean oxygen output.
- Lockable Single-Knob Flow Valve: Features a specialized 12-setting variable control knob (0.125 to 5.0 LPM) that can be physically locked into place with an Allen wrench to prevent accidental setting changes.
- Whisper-Quiet Operation Profile: Emits a soft continuous sound level of just 40 dBA, significantly reducing late-night ambient noise and vibration fatigue.
- Comprehensive Multi-Point Diagnostics: Monitored by a 9-volt backup system that triggers rapid visual and audible alarms for power disruptions, interior component faults, thermal overloads, and line blockages.
Product Specifications & Identification
| Parameter | Specification Details |
|---|---|
| Brand / Master Vendor | Nidek Medical Products, Inc. |
| Model Number / SKU | 525 (Nuvo Lite Mark 5 with OCSI) |
| UPC / GTIN | 038214000806 |
| HCPCS Billing Code | E0424 |
| Delivery Mechanism | Continuous Flow Only |
| Flow Setting Scope | 0.125 to 5.0 Liters Per Minute (LPM) |
| Oxygen Output Concentration | 90% (+6.5% / -3%) at 5 LPM |
| Outlet Pressure Level | 7.0 PSI |
| Power Drive Configuration | 115V AC / 60 Hz |
| Average Power Consumption | 330 Watts |
| Net Hardware Weight | 32 lbs (14.5 kg) |
| Physical Dimensions | 14" W x 9" D x 23" H |
| Country of Manufacture | Made in the United States |
| Compliance & Tax Tier | FDA Registered / FSA & HSA Eligible |
Important Product Characteristics
- Rear Access Maintenance Panel: Simplifies periodic equipment maintenance by positioning the primary compressor intake filter, visual hour-meter tracking panel, and 9V diagnostic battery holder in an easily accessible rear alcove.
- Durable Metallic Oxygen Outlet: Replaces standard plastic fittings with a resilient, threaded brass metal outlet to prevent snapping or cracking during everyday tubing adjustments.
- Application & Regulatory Notice: The Nuvo Lite 525 is a Class II medical device restricted for sale by or on the order of a licensed physician. This equipment is strictly designed for supplemental oxygen delivery and must not be used as a primary standalone life-support system.
Frequently Asked Questions (FAQ)
What exactly is the purpose of the OCSI configuration on Model 525?
OCSI stands for Oxygen Concentration Status Indicator. Unlike base models that only alert you if the machine completely stops running, the 525 has an integrated sensor that continuously monitors the pure chemical concentration level of the gas being produced. If internal sieve performance drops below optimal therapeutic values, the system will instantly alert you via an LED warning indicator.
How often do the filters need to be cleaned or replaced?
The external cabinet filter should be pulled out, rinsed with warm tap water, and dried completely once a week. The internal compressor intake filter situated under the rear hatch is designed for long-term use and typically requires replacement every 12 to 24 months depending on daily environmental air quality.
Can this continuous-flow device be run on an extension cord?
It is strongly recommended to plug the Nuvo Lite 525 directly into a dedicated wall outlet. Because it draws a continuous 330 Watts, running it through standard consumer extension cords or power strips can cause a voltage drop, tripping the unit's onboard resettable circuit breaker or causing the internal thermal protection switches to overheat.
Can a humidifier bottle be attached to this unit for long-term use?
Yes. The chassis features a built-in recess molding designed to securely cradle a standard bubble humidifier bottle. Simply fill the bottle with distilled water, secure it to the cabinet with the integrated velcro stabilization straps, and link the bottle lid to the metal oxygen nozzle using a standard DISS adapter tube.
Compliance Standard:
FDA Class II Medical Device Regulations (21 CFR Part 807)
To ensure strict compliance with current 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.
