Concentrator Batteries and Parts, Cylinder Storage, Suction and CPAP Supplies
This collection carries 65 respiratory supplies that keep oxygen and airway equipment running: batteries, chargers, power cords, bags and backpacks for the O2 Concepts OxLife Independence and Liberty2 and the Rhythm P2 and TOC3 concentrator families, oxygen cylinder racks, carts and carry bags, portable suction units with their tubing, filter and canister consumables, CPAP replacement cushions and headgear, nebulizer filters, 50 PSI compressors, a pediatric flowmeter and Life Corporation emergency oxygen tanks.
Flow settings and oxygen use follow the prescription and the treating clinician; this page covers matching the right part, rack or consumable to the equipment.
→ The devices themselves live in Home Oxygen Concentrators, Portable Oxygen Concentrators and Nebulizers. Also see Oxygen Cylinders & Regulators and Oxygen Therapy.
Compare Respiratory Supplies
| Product | Type | Fits / spec | Best for |
|---|---|---|---|
| OxLife Independence battery | Concentrator battery | OxLife Independence | Hours away from a charger |
| Rhythm P2 battery 6.8Ah | Concentrator battery | P2, P2-E6, P2-E7 | Second battery for the P2 family |
| OxLife dual-bay charger | Battery charger | Two batteries at once | Rotating packs without downtime |
| Drive 18112 cylinder rack | Cylinder rack | 12 D or E cylinders | Upright storage at the supplier or facility |
| Drive 18143 cylinder cart | Cylinder cart | 12 cylinders, wheeled | Moving stock between rooms |
| Dynarex Resp-O2 suction | Portable suction | To 600 mmHg, 100-240V | Homecare suction |
| Laerdal LSU | Portable suction | With Bemis canister | EMS-grade field suction |
| ComfortFit full face cushion | CPAP cushion | S, M, L | The wear part of a full face mask |
| Life LIFE-1-612 dual flow | Emergency oxygen | 6 or 12 LPM, 90 min | Workplace emergency oxygen point |
| Rhythm FMP01 pediatric flowmeter | Flowmeter | Down to 1/16 LPM | Low pediatric flow rates |
Which Parts Fit Which Concentrator?
Concentrator accessories are model-family specific, so start from the machine. For the O2 Concepts OxLife Independence: the replacement battery, single-bay and dual-bay chargers, AC power supply, DC power cord, protective cover and pull handle kit. For the OxLife Liberty2: the rechargeable battery, charger kit, AC supply, DC cord, carry bag and backpack. For the Rhythm P2, P2-E6 and P2-E7: the 14.4V 6.8Ah battery, external charger, PAK3 kit with battery and charger, AC adapter and its PAK3 version, DC adapter, P2 compressor, carry bag with battery access, P2-E7 bag, and standard and premium backpacks, plus the P2-S4 accessory set. For the Rhythm TOC3 transportable: the battery, external charger with AC supply and carry bag; stationary units pair with the LM5BA transfill rack. A second battery buys hours away from the wall, and a dual-bay or external charger keeps one pack filling while the other runs. For spot-checking delivery, the Drive Check and Go oxygen analyzer.
Cylinder Storage, Transport and Emergency Oxygen
Racks are sized by cylinder type first, count second. For D and E cylinders: the Drive 18111 for 6, 18112 for 12, the 18114 economy for 6 and the 18141 for 28. For M6 cylinders, the 18113 for 12; for large M60, M90, MM, H and T cylinders, the 18149KD metal stand; and to move stock, the 18143 wheeled cart for 12. Carrying on the person or chair: the shoulder bag, the Chad 3-in-1 bag, the horizontal bag, the CE-1250 walker tank holder, the Rhythm 9ACO5 holder and the Skil-Care wheelchair cylinder holders in a 10 pack. For a workplace emergency oxygen point, Life Corporation's wall units carry their supply time on the label: the LIFE-1-612 dual flow at 6 or 12 LPM for 90 minutes, the LIFE-1-6FF at 6 LPM, and the soft-case Soft Pac dual flow and Soft Pac 6 LPM, 40 minutes. Emergency oxygen placement, training and signage follow local requirements and the facility's emergency plan.
Suction, CPAP and Nebulizer Consumables
Suction units differ in vacuum and duty: the Dynarex Resp-O2 homecare unit to 600 mmHg, the Rhythm SM100 with 800cc canister to 560 mmHg and the EMS-grade Laerdal LSU with Bemis canister. Their consumables are the running cost: the universal tubing and filter kit, the kit with canister, 800cc disposable canisters in 12s and the Vacu-Aide 7305 bacteria filter. On CPAP, the cushion is the wear part and a new leak usually means aged silicone rather than the wrong size: the ComfortFit full face cushion in S, M and L, the Nasal Fit cushion, the ComfortFit headgear, the Nasal Fit headgear and the 6 ft trim line tube. Nebulizer and compressor support: neb filters in 10s, Sportneb 2 filters in 5s, the nebulizer carry bag, and 50 PSI compressors from Dynarex with U-shaped DISS adaptor and Rhythm CMP501. Where ordered flows run very low, the FMP01 pediatric flowmeter meters down to 1/16 LPM.
Frequently Asked Questions
Which battery fits my portable concentrator?
Match the model family exactly: OxLife Independence and Liberty2 take different packs, and the Rhythm P2 battery covers P2, P2-E6 and P2-E7 but not the TOC3, which has its own. The product pages list the compatible models.
Is a second battery or a dual-bay charger the better upgrade?
The second battery, first: it directly buys hours away from power. The dual-bay or external charger earns its place once two packs exist, keeping one filling while the other runs.
Which cylinder rack do I need?
Match the cylinder type before the count: D and E racks will not hold M6 cylinders, and large M60 to T sizes take the 18149KD stand. Then size to stock, from 6 to 28 positions, with the wheeled cart for moving between rooms.
My CPAP mask started leaking. Cushion or headgear?
Usually the cushion: silicone ages and stops sealing long before the frame wears out. Headgear that has stretched is the other common cause. Both are stocked as replacements, so the mask frame rarely needs replacing.
Which emergency oxygen unit for a workplace?
Size by supply time and flow: the LIFE-1-612 gives 6 or 12 LPM for 90 minutes, the Soft Pac 6FF runs 40 minutes in a carry case. Placement, signage and staff training follow local requirements and the facility's emergency plan.
Read the full guide: First Aid Kit Compliance: Workplace vs Travel vs Trauma
MediDepot Purchasing Advantages
- Price Match Guarantee: found the same catalogue number for less elsewhere? We will match the verified price.
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- Extended Warranty: available on qualifying equipment.
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- Request a Quote: part compatibility checks against your concentrator model and standing consumable orders.
Related Buying Guides
- First Aid Kit Compliance Guide
- How to Clean and Maintain Your Mobility Aid
- Compare Medical Equipment Model Numbers
- Medical Equipment Quote Comparison Checklist