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Continuous-flow oxygen concentrator with humidifier bottle and flow meter
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Oxygen Concentrator

5 LPM and 10 LPM continuous-flow oxygen concentrators with humidifier, low-purity alarm and power-failure alarm — supplied only against a prescribed flow rate.

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Available

Stocked for rental with delivery, installation and servicing included. Tell us how long you need it and we will quote for that period.

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Available

Outright purchase including delivery, installation and a one-year warranty on manufacturing defects.

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We price against what you actually need — how long, which configuration, whether nursing goes with it — rather than publishing a number that fits nobody. Ask and we will give you a straight one, GST stated separately.

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About this equipment

A concentrator makes oxygen out of room air, so unlike a cylinder it never runs out and never needs refilling — as long as there is power. It draws in air, strips the nitrogen out through a molecular sieve, and delivers 90–95% oxygen at the flow you set. The 5 LPM unit covers most home prescriptions. The 10 LPM unit exists for higher prescriptions and for splitting between two patients, and is substantially louder. Both come with a humidifier bottle, because dry oxygen at 3 litres a minute will crack a patient's nose open inside a week.

Indications — when this is used

  • COPD, pulmonary fibrosis and other chronic hypoxaemic conditions
  • Post-COVID recovery with a documented oxygen requirement
  • Long-term oxygen therapy prescribed for home use
  • Palliative care where breathlessness is a dominant symptom

Who it is for

  • Patients on long-term oxygen therapy at home
  • Families caring for a relative with chronic lung disease
  • Clinics and nursing homes needing a continuous oxygen source

Brands available

Which brand you receive depends on current stock. Tell us if you need a specific one and we will confirm before dispatch.

  • Philips Respironics
  • Nidek
  • Longfian
  • Oxymed

Specifications

Flow rates0.5–5 LPM, or 1–10 LPM on the larger unit
Oxygen purity93% ±3 at rated flowPurity falls as flow approaches the maximum; this is normal for pressure-swing adsorption.
Power drawApproximately 350–400 W (5 LPM); 850–950 W (10 LPM)
NoiseAround 45 dB(A) at 5 LPM; around 58 dB(A) at 10 LPM58 dB(A) is conversation-loud — do not site the 10 LPM unit in the bedroom.
AlarmsLow purity, power failure, high and low pressure
HumidifierIncluded; use distilled water only
FiltersWashable gross particle filter plus an outlet filter

Dimensions & space required

Length320 mm
Width380 mm
Height580–670 mm
Weight16–27 kg depending on capacity

Also know about

The things that are easy to find out too late.

  • The electricity bill is real

    A 5 LPM unit running 24 hours draws roughly 9–10 units a day. At Delhi domestic tariffs that is a meaningful monthly cost and people are routinely surprised by it. Budget for it before you commit.

  • You need a backup for a dependent patient

    The concentrator stops the moment power fails. If the patient cannot tolerate a gap, you need a cylinder standing by or an inverter rated for a continuous 400 W load — a normal home inverter usually is not.

  • Never adjust the flow yourself

    The flow rate is a prescription. Turning it up because the patient 'seems breathless' can suppress respiratory drive in a COPD patient and cause carbon dioxide narcosis.

  • Oxygen makes fires worse

    In an oxygen-enriched room, fabric and hair ignite far more readily. No smoking, no cooking flame, and no petroleum-based ointment on the face.

Safety & clinical information

Device information, not medical advice. Suitability for a particular patient is a decision for the treating clinician.

How it is installed and used

Positioned with at least 300 mm clearance on every side for airflow, away from direct sun, curtains and any heat source. The technician fills the humidifier bottle with distilled water, fits a new cannula, sets the flow meter to the prescribed litres per minute, runs the unit until output stabilises, and shows the carer how to read the flow meter and respond to the low-purity and power-failure alarms.

Before delivery

A prescribed flow rate from the treating clinician is required before delivery — oxygen is not supplied on a guessed setting. Confirm a stable power supply, and for oxygen-dependent patients arrange a backup cylinder or an inverter rated for the unit's continuous load.

Ongoing care and servicing

The gross particle filter is washed weekly and the outlet filter replaced per the manufacturer's schedule. Oxygen saturation should be monitored as directed by the treating clinician, and any change in flow rate must come from them, not from the family.

When not to use it

Use without a prescribed flow rate
Oxygen is a drug. Supplying it at an unprescribed rate is unsafe, and we will not deliver without the treating clinician's setting.
Any use near an open flame or smoking
Oxygen enrichment makes fabric, hair and furnishings burn far more readily. No smoking, cooking flame, or oil-based emollient near the patient while the unit runs.
High-flow prescriptions above the unit's rating
A 5 LPM unit holds its rated purity only up to 5 litres per minute. Prescriptions above that need the 10 LPM concentrator, not the smaller unit turned up.

Possible side effects

Nasal dryness, epistaxis and skin breakdown
Dry gas irritates the nasal mucosa and cannula tubing rubs behind the ears. Use the humidifier bottle and reposition the tubing.
Absorption atelectasis
Sustained high-concentration oxygen can collapse poorly ventilated alveoli. It is one reason flow rate is a clinical decision.

Serious risks

Life-threatening, permanently damaging, or requiring hospitalisation.

Carbon dioxide narcosis in COPD
In patients who retain carbon dioxide, excess oxygen suppresses respiratory drive and can progress to unconsciousness and respiratory arrest.
Hypoxia during a power failure
A concentrator stops the instant mains power fails. For an oxygen-dependent patient this is immediately life-threatening without a backup source.
Fire in an oxygen-enriched atmosphere
Ignition near a running oxygen source spreads rapidly and causes severe burns.

Regulatory status

Classified Class B (low–moderate risk) under India's Medical Devices Rules, 2017. CDSCO does not license rental or resale providers and Encone Care claims no CDSCO approval.

Relevant specialties

  • Pulmonary medicine
  • Respiratory therapy
  • Geriatric medicine

Frequently asked questions

How much does an oxygen concentrator cost to run?
A 5 LPM unit uses roughly 350–400 W, which is about 9–10 units of electricity per day if it runs continuously. The 10 LPM unit is more than double that. This running cost is often larger than people expect and is worth working out before committing.
Do I need a prescription for an oxygen concentrator?
Yes. Oxygen is a drug and the flow rate must be set by the treating clinician. We ask for the prescribed litres per minute before delivery and set the machine to it.
Concentrator or cylinder — which should I choose?
A concentrator for continuous long-term use, because it never runs out while power holds. A cylinder for short-term needs, for backup, and for transport. Most oxygen-dependent patients at home end up with both.
Can two patients share one concentrator?
Only with the treating clinician's approval, using the 10 LPM unit and a splitter. Dividing the output changes the delivered concentration to both patients, so it is a clinical decision rather than a convenience.

Where we supply this

  • DelhiFor rentFor saleInstalled in under 4 hrs
  • New DelhiFor rentFor saleInstalled in under 4 hrs

Outside Delhi? We are expanding across the NCR and Uttar Pradesh — call us and we will tell you honestly whether we can reach you.

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