Browse our selection of affordable lithium-ion rechargeable batteries for Inogen oxygen concentrators. Replacement Inogen batteries are a perfect solution for oxygen users who need more battery life or just need to replace an old one. They provide three to eight hours of battery life depending on the unit and flow setting.
Inogen concentrator batteries have an average lifespan of 300 to 500 charges and come with a 1-Year warranty. Find low everyday prices on replacement batteries for the Inogen One G3, Inogen One G4 and Inogen One G5.
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