{"title":"Inogen One G4 Single Battery","description":"\u003ch3\u003ePremium Replacement Batteries for Inogen One G4 Portable Oxygen Concentrator\u003c\/h3\u003e\u003cp\u003eMaintain uninterrupted oxygen therapy with our professional-grade \u003cstrong\u003eInogen One G4 batteries\u003c\/strong\u003e. Engineered for COPD patients, home oxygen users, and travelers, our replacement power solutions deliver reliable performance for the \u003cstrong\u003eInogen One G4\u003c\/strong\u003e portable oxygen concentrator. Stay mobile and independent with high-quality BA-400 battery replacements.\u003c\/p\u003e\u003ch3\u003eCompatible with Inogen One G4 Oxygen Concentrator\u003c\/h3\u003e\u003cp\u003eOur inventory covers replacement batteries specifically designed for the Inogen One G4 portable oxygen concentrator. Browse our selection designed for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInogen One G4 Single Battery:\u003c\/strong\u003e Rechargeable lithium-ion BA-400 single battery providing up to 2 hours of continuous oxygen therapy on a full charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Part Numbers:\u003c\/strong\u003e Replacements for BA-400 and OEM battery codes for Inogen One G4 portable oxygen concentrators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Recharge:\u003c\/strong\u003e Fully depleted BA-400 battery recharges in approximately 3 hours, minimizing downtime during oxygen therapy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost-Effective Quality:\u003c\/strong\u003e 90% new condition batteries offering 80–90% of original capacity at a fraction of OEM pricing — ideal for budget-conscious patients and caregivers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose Our Inogen One G4 Replacement Batteries?\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eSafety \u0026amp; Reliability:\u003c\/strong\u003e All our batteries are built with premium \u003cstrong\u003eLithium-ion cells\u003c\/strong\u003e and advanced Battery Management Systems (BMS) to meet medical device safety standards. We ensure 100% compatibility with Inogen One G4 firmware, providing stable voltage output, safe charge cycles, and dependable runtime for continuous oxygen therapy. Get reliable performance at competitive pricing, backed by our 1-year manufacturer's warranty.\u003c\/p\u003e","products":[{"product_id":"inogen-one-g4-single-battery-ba-400","title":"Oxygen Machine Battery For Inogen One G4 Single Battery BA-400 90% New","description":"\u003ch2 class=\"desc-tb-title-2\"\u003eReplacement Battery Specification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Model:\u003c\/strong\u003e BA-400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 48.2Wh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 14.54V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e Li-ion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell:\u003c\/strong\u003e Made in China, high quality guarantee\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e White\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Replacement Battery (90% Brand New, 1-year warranty!)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eReplace Part Number\u003c\/h2\u003e\n\u003cul class=\"desc-tb-flex-2\"\u003e\n\u003cli\u003eBA-400\u003c\/li\u003e\n\u003cli\u003e1400-2010-4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eCompatible Medical Device Model\u003c\/h2\u003e\n\u003cul class=\"desc-tb-flex-3\"\u003e\n\u003cli\u003eFor Inogen One G4 Portable Oxygen Concentrator\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eProduct Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Runtime:\u003c\/strong\u003e 48.2Wh capacity provides up to 3 hours of oxygen therapy on pulse dose setting 2, ideal for daily activities and short trips\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedical-Grade Reliability:\u003c\/strong\u003e Engineered to meet strict quality standards for portable oxygen concentrators, ensuring consistent performance for respiratory therapy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-Level Compatibility:\u003c\/strong\u003e 100% compatible with Inogen One G4 portable oxygen concentrators, matching original battery specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Charging:\u003c\/strong\u003e Fully charges in less than 3 hours, minimizing downtime and maximizing mobility for oxygen therapy users\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Design:\u003c\/strong\u003e Weighs only 8 ounces, maintaining the portability advantage of the Inogen One G4 system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assurance:\u003c\/strong\u003e 1-year warranty coverage and rigorous quality control ensure reliable performance for respiratory care\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eWhy Choose This Inogen One G4 Battery\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003ereplacement oxygen concentrator battery\u003c\/strong\u003e is specifically designed for the Inogen One G4 portable oxygen concentrator, a lightweight medical device trusted by patients with COPD, emphysema, and other respiratory conditions for supplemental oxygen therapy. With 48.2Wh capacity and up to 3 hours of runtime, this battery provides the reliable power needed for daily activities, errands, social outings, and maintaining an active lifestyle while on oxygen therapy.\u003c\/p\u003e\n\u003cp\u003eOur replacement battery meets stringent medical device standards, featuring advanced lithium-ion technology that ensures stable voltage output and safe operation during continuous oxygen delivery. The OEM-level design guarantees seamless integration with your Inogen One G4 concentrator, maintaining the same compact form factor, electrical characteristics, and safety features as the original BA-400 battery. Each unit undergoes rigorous quality control testing to verify capacity, voltage stability, and protection circuit functionality before shipment.\u003c\/p\u003e\n\u003cp\u003eIdeal for oxygen therapy patients, caregivers, home healthcare users, and anyone who relies on the Inogen One G4 for portable oxygen therapy, this battery replacement combines medical-grade reliability with exceptional value. Whether you need a spare battery for extended outings or a replacement for aging power packs, our solution delivers the performance and safety required for critical respiratory equipment. Trust in a battery that oxygen therapy users depend on for freedom, mobility, and independence.\u003c\/p\u003e","brand":"Inogen","offers":[{"title":"Default Title","offer_id":42731624792236,"sku":"BA-400-14.54V-48.2WH-Y","price":95.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0429\/2047\/6834\/files\/Inogen-BA-400-14.54V-48.2WH-Medical-Battery-16003.jpg?v=1769744267"},{"product_id":"ba-400-rechargeable-li-ion-battery-for-inogen-one-g4-oxygen-machine","title":"BA-400 Rechargeable Li-ion Battery For Inogen One G4 Oxygen Machine | 90% New","description":"\u003ch2 class=\"desc-tb-title-2\"\u003eReplacement Battery Specification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Model:\u003c\/strong\u003e BA-400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 48.2Wh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 14.54V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e Li-ion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell:\u003c\/strong\u003e Made in China, high quality guarantee\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e White\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Replacement Battery (90% Brand New, 1-year warranty!)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eReplace Part Number\u003c\/h2\u003e\n\u003cul class=\"desc-tb-flex-2\"\u003e\n\u003cli\u003eBA-400\u003c\/li\u003e\n\u003cli\u003e1400-2010-4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eCompatible Medical Device Model\u003c\/h2\u003e\n\u003cul class=\"desc-tb-flex-3\"\u003e\n\u003cli\u003eFor Inogen One G4 Portable Oxygen Concentrator\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eProduct Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Runtime:\u003c\/strong\u003e 48.2Wh capacity provides up to 3 hours of oxygen therapy on pulse dose setting 2, ideal for daily activities and short trips\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedical-Grade Reliability:\u003c\/strong\u003e Engineered to meet strict quality standards for portable oxygen concentrators, ensuring consistent performance for respiratory therapy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-Level Compatibility:\u003c\/strong\u003e 100% compatible with Inogen One G4 portable oxygen concentrators, matching original battery specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Charging:\u003c\/strong\u003e Fully charges in less than 3 hours, minimizing downtime and maximizing mobility for oxygen therapy users\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Design:\u003c\/strong\u003e Weighs only 8 ounces, maintaining the portability advantage of the Inogen One G4 system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assurance:\u003c\/strong\u003e 1-year warranty coverage and rigorous quality control ensure reliable performance for respiratory care\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eWhy Choose This Inogen One G4 Battery\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003ereplacement oxygen concentrator battery\u003c\/strong\u003e is specifically designed for the Inogen One G4 portable oxygen concentrator, a lightweight medical device trusted by patients with COPD, emphysema, and other respiratory conditions for supplemental oxygen therapy. With 48.2Wh capacity and up to 3 hours of runtime, this battery provides the reliable power needed for daily activities, errands, social outings, and maintaining an active lifestyle while on oxygen therapy.\u003c\/p\u003e\n\u003cp\u003eOur replacement battery meets stringent medical device standards, featuring advanced lithium-ion technology that ensures stable voltage output and safe operation during continuous oxygen delivery. The OEM-level design guarantees seamless integration with your Inogen One G4 concentrator, maintaining the same compact form factor, electrical characteristics, and safety features as the original BA-400 battery. Each unit undergoes rigorous quality control testing to verify capacity, voltage stability, and protection circuit functionality before shipment.\u003c\/p\u003e\n\u003cp\u003eIdeal for oxygen therapy patients, caregivers, home healthcare users, and anyone who relies on the Inogen One G4 for portable oxygen therapy, this battery replacement combines medical-grade reliability with exceptional value. Whether you need a spare battery for extended outings or a replacement for aging power packs, our solution delivers the performance and safety required for critical respiratory equipment. Trust in a battery that oxygen therapy users depend on for freedom, mobility, and independence.\u003c\/p\u003e","brand":"Inogen","offers":[{"title":"Default Title","offer_id":45272352522412,"sku":"BA-400-14.54V-48.2WH-Y","price":95.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0429\/2047\/6834\/files\/Inogen-BA-400-14.54V-48.2WH-Medical-Battery-1600.jpg?v=1769740567"},{"product_id":"ba-400-single-battery-machine-battery-for-oxygen-inogen-one-g4","title":"BA-400 Single Battery Machine Battery For Oxygen Inogen One G4 90% New","description":"\u003ch2 class=\"desc-tb-title-2\"\u003eReplacement Battery Specification\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Model:\u003c\/strong\u003e BA-400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 48.2Wh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 14.54V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e Li-ion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell:\u003c\/strong\u003e Made in China, high quality guarantee\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e White\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Replacement Battery (90% Brand New, 1-year warranty!)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eReplace Part Number\u003c\/h2\u003e\n\u003cul class=\"desc-tb-flex-2\"\u003e\n\u003cli\u003eBA-400\u003c\/li\u003e\n\u003cli\u003e1400-2010-4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eCompatible Medical Device Model\u003c\/h2\u003e\n\u003cul class=\"desc-tb-flex-3\"\u003e\n\u003cli\u003eFor Inogen One G4 Portable Oxygen Concentrator\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eProduct Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Runtime:\u003c\/strong\u003e 48.2Wh capacity provides up to 3 hours of oxygen therapy on pulse dose setting 2, ideal for daily activities and short trips\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedical-Grade Reliability:\u003c\/strong\u003e Engineered to meet strict quality standards for portable oxygen concentrators, ensuring consistent performance for respiratory therapy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-Level Compatibility:\u003c\/strong\u003e 100% compatible with Inogen One G4 portable oxygen concentrators, matching original battery specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Charging:\u003c\/strong\u003e Fully charges in less than 3 hours, minimizing downtime and maximizing mobility for oxygen therapy users\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Design:\u003c\/strong\u003e Weighs only 8 ounces, maintaining the portability advantage of the Inogen One G4 system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assurance:\u003c\/strong\u003e 1-year warranty coverage and rigorous quality control ensure reliable performance for respiratory care\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"desc-tb-title-2\"\u003eWhy Choose This Inogen One G4 Battery\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003ereplacement oxygen concentrator battery\u003c\/strong\u003e is specifically designed for the Inogen One G4 portable oxygen concentrator, a lightweight medical device trusted by patients with COPD, emphysema, and other respiratory conditions for supplemental oxygen therapy. With 48.2Wh capacity and up to 3 hours of runtime, this battery provides the reliable power needed for daily activities, errands, social outings, and maintaining an active lifestyle while on oxygen therapy.\u003c\/p\u003e\n\u003cp\u003eOur replacement battery meets stringent medical device standards, featuring advanced lithium-ion technology that ensures stable voltage output and safe operation during continuous oxygen delivery. The OEM-level design guarantees seamless integration with your Inogen One G4 concentrator, maintaining the same compact form factor, electrical characteristics, and safety features as the original BA-400 battery. Each unit undergoes rigorous quality control testing to verify capacity, voltage stability, and protection circuit functionality before shipment.\u003c\/p\u003e\n\u003cp\u003eIdeal for oxygen therapy patients, caregivers, home healthcare users, and anyone who relies on the Inogen One G4 for portable oxygen therapy, this battery replacement combines medical-grade reliability with exceptional value. Whether you need a spare battery for extended outings or a replacement for aging power packs, our solution delivers the performance and safety required for critical respiratory equipment. Trust in a battery that oxygen therapy users depend on for freedom, mobility, and independence.\u003c\/p\u003e","brand":"Inogen","offers":[{"title":"Default Title","offer_id":45293798981804,"sku":"BA-400-14.54V-48.2WH-Y","price":95.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0429\/2047\/6834\/files\/Inogen-BA-400-14.54V-48.2WH-Medical-Battery-8.jpg?v=1769744267"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0429\/2047\/6834\/collections\/BA-400-_2.jpg?v=1764228641","url":"https:\/\/www.batterymall.com\/en-ch\/collections\/inogen-one-g4-single-battery.oembed","provider":"BatteryMall.com","version":"1.0","type":"link"}