O2 Concepts Oxlife Independence Battery — Replacement Battery Pack

Hot-swap power for all-day mobility. Charge one while you use the other.

Keep your Oxlife Independence® portable oxygen concentrator ready for anything with this official replacement lithium-ion battery. Rotate a second pack to extend your day, fly with confidence, or replace an aging battery to restore runtime. Packs charge in the device (AC/DC) or off-device using the single-bay external charger, so you can always keep one charging while the other is in use.

Important: This battery is only for the Oxlife Independence® model. It is not compatible with Liberty2 or other brands.

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What’s in the Box

• 1× Oxlife Independence® Battery Pack (OEM)

 

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Key Features (at a glance)

 

*Always follow airline lithium-ion battery rules; bring sufficient charged spares for total flight time + 150% reserve.

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Estimated Battery Runtime — Oxlife Independence

 

Real-world runtime varies with breathing pattern, altitude/temperature, device age, and cannula length. Use these as planning estimates.

Pulse Dose (single battery)
Setting 1 → ~3.0–3.2 h
Setting 2 → ~2.7–2.9 h
Setting 3 → ~2.2–2.4 h
Setting 4 → ~1.9–2.0 h
Setting 5 → ~1.6–1.7 h
Setting 6 → ~1.4–1.5 h

Pulse Dose (two batteries installed)
Setting 1 → ~6.0–6.4 h
Setting 2 → ~5.4–5.8 h  (manufacturer baseline often cited ≈5.75 h)
Setting 3 → ~4.4–4.8 h
Setting 4 → ~3.8–4.0 h
Setting 5 → ~3.2–3.4 h
Setting 6 → ~2.8–3.0 h

Continuous Flow (single battery)
0.5 LPM → ~1.8–2.0 h
1.0 LPM → ~1.3–1.5 h
1.5 LPM → ~1.0–1.2 h
2.0 LPM → ~0.8–0.9 h
2.5 LPM → ~0.6–0.7 h
3.0 LPM → ~0.5–0.6 h

Continuous Flow (two batteries installed)
0.5 LPM → ~3.6–4.0 h
1.0 LPM → ~2.6–3.0 h
1.5 LPM → ~2.0–2.4 h
2.0 LPM → ~1.6–1.8 h (baseline often cited ≈2.5 h at cont. setting 2 varies by conditions)
2.5 LPM → ~1.2–1.4 h
3.0 LPM → ~1.0–1.2 h

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Charging Time (typical)

 

Pro tips: Keep batteries between 10–30 °C (50–86 °F) while charging; avoid hot cars/sun exposure; rotate packs regularly.

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Compatibility & Identification

• Fits: Oxlife Independence® portable oxygen concentrator

• Does not fit: Liberty2, Inogen, OxyGo, Rhythm, or other brands

• Model/MPN/GTIN: Add from your battery label when available (do not guess)

If you’re unsure, send us a photo of your battery label and the device serial—our team will confirm before you buy.

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How to Install (quick steps)

1. Power off the device and disconnect from AC/DC.

2. Open the Independence battery bay; slide the pack into place until it clicks.

3. Close the bay, connect AC/DC if desired, and power on.

4. Confirm charge level on the device display.

 

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Care & Safety

• Only use OEM chargers/cables and approved accessories.

• Do not puncture, crush, or expose to liquids/heat sources.

• For storage >30 days, keep at ~40–60% charge and top up every 2–3 months.

• Recycle/return spent batteries per local e-waste rules.

 

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FAQs

Do I need a prescription to buy a battery?

No. This is an accessory.

Can I fly with spare batteries?

Yes—carry-on only. Follow airline rules for lithium-ion spares and bring enough for total flight time + 50% reserve.

Will this work with Liberty2?

No. This pack is Independence-only.

Can I charge off the device?

Yes—use the Single-Bay External Battery Charger (sold separately) for off-device charging.

How do I know it’s time to replace?

If your runtime drops noticeably versus new, or the pack fails to hold charge, it’s time to replace.