{"product_id":"cnhl-6350mah-21-6v-6s-21700-li-ion-battery-xt90","title":"CNHL Long Range Series 6350mAh 21.6V 6S 21700 Li-ion Battery with XT90 Plug","description":"\u003cp style=\"font-size:16px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003e\u003cstrong\u003eThe CNHL Long Range Series 6350mAh 21.6V 6S1P 21700 Li-ion battery combines six BAK 65E high-energy cells into a 137.16Wh battery pack for efficient RC airplanes, fixed-wing aircraft and endurance-oriented UAV systems using XT90.\u003c\/strong\u003e The 65E platform is designed around maximum stored energy and exceptional energy-to-weight performance rather than extreme burst output.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eAt approximately 482g for the pictured production sample, the complete battery achieves approximately \u003cstrong\u003e285Wh\/kg of finished-pack energy density\u003c\/strong\u003e. This figure includes the six-cell assembly, XT90 connector, 12AWG power leads, balance wiring and pack structure that the aircraft actually carries.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eThis XT90 configuration is positioned primarily for efficient 6S fixed-wing RC airplanes and UAV systems where long operating time and high stored energy are more important than repeated high-current output. XT90 matches a different aircraft connector ecosystem; it does not increase the fundamental capability of the BAK 65E cells compared with the corresponding XT60 version.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eQuick Battery Fit \u0026amp; Performance Check\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:14px 0 18px;font-size:14px;line-height:1.55;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:34%;background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eBattery Type\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e21700 Li-ion battery pack\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eCell Platform\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eBAK 65E\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eConfiguration\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e6S1P \/ 6 cells\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eCapacity\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e6350mAh\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eNominal Voltage\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e21.6V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eNominal Pack Energy\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e137.16Wh\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eApprox. Weight\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eApprox. 482g\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eApprox. Pack Energy Density\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eApprox. 285Wh\/kg\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eMain Connector\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eXT90\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003ePower Wire\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e12AWG\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003ePerformance Direction\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eEnergy First \/ Maximum Endurance\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003ePrimary Applications\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eRC airplanes, fixed-wing aircraft and endurance-oriented UAVs\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eProduct Specifications\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:14px 0 18px;font-size:14px;line-height:1.55;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:34%;background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eSKU\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eLI635106S70XT90\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eSeries\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eCNHL Long Range Series\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eChemistry\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eRechargeable Li-ion\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eCell Format\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e21700\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eCell Model\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eBAK 65E\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eConfiguration\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e6S1P \/ 6 cells\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eCapacity\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e6350mAh\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eNominal Voltage\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e21.6V\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eNominal Pack Energy\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e137.16Wh\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eMain Connector\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eXT90\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eMain Power Wire\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e12AWG\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eApprox. Dimensions\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e73.5 × 43.5 × 65mm (2.89 × 1.71 × 2.56in)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eApprox. Weight\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e482g \/ 1.06lb\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eApprox. Pack Energy Density\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eApprox. 285Wh\/kg\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003e137.16Wh at Only About 482g\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe defining feature of this battery is the relationship between stored energy and complete pack weight. With \u003cstrong\u003e137.16Wh of nominal energy at approximately 482g\u003c\/strong\u003e, LI635106S70XT90 delivers approximately \u003cstrong\u003e285Wh\/kg at the finished-pack level\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThis figure includes the complete six-cell battery assembly, XT90 connector, 12AWG power leads, balance wiring and external pack structure. It therefore represents the energy-to-weight performance of the battery the aircraft actually carries.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eFor fixed-wing aircraft and UAVs, that relationship can be more meaningful than capacity alone because battery mass directly affects aircraft weight, payload margin and propulsion efficiency.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eApprox. 285Wh\/kg Finished-Pack Energy Density\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe underlying BAK 65E cell platform reaches approximately \u003cstrong\u003e310Wh\/kg-class cell-level energy density\u003c\/strong\u003e based on CNHL sample measurements. Even after six cells are assembled into a complete 6S battery with XT90 wiring and pack structure, LI635106S70XT90 retains approximately \u003cstrong\u003e285Wh\/kg\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThat makes high energy density a defining product advantage rather than merely another specification. Efficient aircraft can carry significantly more watt-hours without battery weight increasing at the same rate.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eActual flight duration still depends on aircraft efficiency, propulsion load, payload, wind, mission profile and usable depth of discharge.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003e27% More Energy with Only About 11% More Weight\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eCompared with the corresponding CNHL 5000mAh BAK 50D 6S1P XT90 battery, the energy-density advantage of the 65E platform becomes especially clear.\u003c\/p\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:14px 0 18px;font-size:14px;line-height:1.55;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:26%;background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eSpecification\u003c\/td\u003e\n      \u003ctd style=\"width:37%;background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003e5000mAh 50D 6S XT90\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003e6350mAh 65E 6S XT90\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePack Energy\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e108Wh\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e137.16Wh\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eApprox. Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e436g\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e482g\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePack Wh\/kg\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eApprox. 248Wh\/kg\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eApprox. 285Wh\/kg\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePerformance Direction\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003ePower + Energy Balance\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eEnergy First \/ Maximum Endurance\u003c\/strong\u003e\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe 65E version stores approximately \u003cstrong\u003e27% more nominal energy\u003c\/strong\u003e, while pictured finished-pack weight increases by only about \u003cstrong\u003e10.6%\u003c\/strong\u003e. This produces approximately \u003cstrong\u003e14.9% higher finished-pack gravimetric energy density\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eThe result explains the role of the 65E platform: not simply more mAh, but \u003cstrong\u003emore stored energy for each kilogram of battery carried.\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003ePowered by BAK 65E – Energy First \/ Maximum Endurance\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe BAK 65E is the energy-focused cell platform in the CNHL 21700 Long Range family. It prioritizes high stored energy and gravimetric energy density rather than extreme burst-current output.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThat makes the 65E especially relevant to fixed-wing aircraft. Once an efficient airplane reaches cruise, propulsion demand can be relatively modest, allowing the aircraft to make effective use of the additional watt-hours available from a high-energy battery.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eFor aircraft with greater repeated or sustained current demand, the more power-and-energy-balanced 50D platform may remain the better choice.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003e6S1P High-Energy Architecture\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eLI635106S70XT90 uses \u003cstrong\u003esix 21700 cells in a 6S1P configuration\u003c\/strong\u003e. This provides 6350mAh capacity and 137.16Wh of nominal pack energy while keeping total cell count to six.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eCompared with a 6S2P battery, this architecture avoids a second set of six cells and the corresponding increase in battery size and mass. That can be especially valuable in weight-sensitive fixed-wing aircraft.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eBecause it remains a 1P battery, current is not shared across parallel cell groups. Aircraft current requirements therefore need to remain appropriate for the energy-focused 65E platform.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003e6S High-Energy Li-ion Battery for RC Airplanes\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThis XT90 configuration is positioned primarily for \u003cstrong\u003eefficient 6S RC airplanes and fixed-wing aircraft where endurance is a major design priority\u003c\/strong\u003e. Gliders, sailplanes, endurance-oriented utility aircraft and other efficient fixed-wing models can be strong candidates.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eTakeoff, climbing and full-throttle current must still be matched carefully to the battery. The high 6350mAh capacity and 285Wh\/kg pack-level energy density should not be interpreted as high-burst performance ratings.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eBrowse additional options in the \u003ca href=\"https:\/\/chinahobbyline.com\/collections\/li-ion-airplane-batteries\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003eCNHL Li-ion batteries for RC airplanes and fixed-wing aircraft\u003c\/a\u003e collection.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eLong-Endurance Battery for Fixed-Wing UAVs\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eFixed-wing UAVs are another strong application for this battery because aerodynamic efficiency can allow a large portion of the available 137.16Wh to be converted into useful cruise and mission time.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eMapping, inspection, surveying and aerial-imaging aircraft can benefit from high pack-level energy density when their propulsion systems and mission profiles operate within the electrical and thermal limits of the battery.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eExplore additional mission-oriented options in the \u003ca href=\"https:\/\/chinahobbyline.com\/collections\/li-ion-uav-batteries\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003eCNHL Li-ion UAV battery collection\u003c\/a\u003e.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eXT90 Connector with 12AWG Power Leads\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eLI635106S70XT90 uses an \u003cstrong\u003eXT90 main power connector with 12AWG leads\u003c\/strong\u003e, making it a natural configuration for fixed-wing aircraft and UAV systems already standardized around XT90.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe corresponding XT60 and XT90 products use the same BAK 65E cells and the same 6S1P architecture. XT90 therefore should not be interpreted as increasing the underlying cell capability.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003e\u003cstrong\u003eChoose the connector that matches the aircraft's electrical system rather than treating XT90 as a higher-performance battery version.\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eCompact 73.5 × 43.5 × 65mm Pack Size\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe finished battery measures approximately \u003cstrong\u003e73.5 × 43.5 × 65mm\u003c\/strong\u003e. Despite storing 137.16Wh of nominal energy, its six-cell 6S1P construction remains substantially more compact than a corresponding 12-cell 6S2P battery.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eMeasure the usable battery bay before purchase and leave additional clearance for the XT90 connector, 12AWG wiring, balance lead, securing system and airflow. For fixed-wing aircraft, always verify the final center of gravity with the battery installed.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003e6350mAh 6S1P vs 12700mAh 6S2P\u003c\/h2\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:14px 0 18px;font-size:14px;line-height:1.55;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:26%;background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eConfiguration\u003c\/td\u003e\n      \u003ctd style=\"width:35%;background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eMain Advantage\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;font-weight:700;\"\u003eFixed-Wing \/ UAV Direction\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e6350mAh 6S1P\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eVery high Wh\/kg with only six cells\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eWeight-sensitive airplanes, gliders and efficient fixed-wing UAVs\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"background:#E60073;color:#fff;padding:10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003e12700mAh 6S2P\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eTwice the capacity with parallel load sharing\u003c\/td\u003e\n      \u003ctd style=\"background:#f2f2f2;color:#333;padding:10px;border:1px solid #ddd;\"\u003eLarger aircraft and UAV systems designed to carry substantially more battery mass\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eThe 2P architecture provides significantly more total stored energy, but the 1P battery can be the more efficient solution when installed battery mass is the limiting factor.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003ePart of the CNHL 6S 21700 Long Range Platform\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThis battery belongs to the \u003ca href=\"https:\/\/chinahobbyline.com\/collections\/6s-21700-li-ion-batteries\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003eCNHL 6S 21700 Li-ion battery range\u003c\/a\u003e, covering multiple capacities and 1P, 2P and 3P architectures for different endurance and aircraft-size requirements.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eIt is also part of the \u003ca href=\"https:\/\/chinahobbyline.com\/collections\/cnhl-long-range-series\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003eCNHL Long Range Series\u003c\/a\u003e, built around endurance-focused cylindrical Li-ion battery technology.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eFor broader comparison, explore all \u003ca href=\"https:\/\/chinahobbyline.com\/collections\/21700-li-ion-batteries\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003eCNHL 21700 Li-ion batteries\u003c\/a\u003e or the complete \u003ca href=\"https:\/\/chinahobbyline.com\/collections\/li-ion-batteries\" style=\"color:#E60073;text-decoration:underline;font-weight:700;\"\u003eCNHL Li-ion battery range\u003c\/a\u003e.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eCharging and Battery Safety\u003c\/h2\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eUse charging equipment and settings appropriate for the exact finished BAK 65E Li-ion battery specification. Follow the final published charge-voltage and charge-current limits rather than assuming that settings from another Li-ion, LiPo or LiHV battery are interchangeable.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe 65E platform is designed around high stored energy. Do not interpret its 6350mAh capacity, 137.16Wh energy or high Wh\/kg figure as evidence of high-burst discharge capability. Aircraft propulsion current and battery temperature must remain appropriate for the finished pack.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eInspect the battery, XT90 connector, wiring and wrapping before charging or flight. Do not use or charge a battery that is damaged, excessively hot or electrically abnormal.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eDuring initial aircraft setup, monitor actual propulsion current and battery temperature under realistic operating conditions before relying on the pack for extended-duration operation.\u003c\/p\u003e\n\n\n\u003ch2 style=\"font-size:18px;font-weight:700;margin:24px 0 10px;color:#000;border-bottom:1px solid #eee;padding-bottom:6px;\"\u003eFAQ: CNHL 6350mAh 6S 21700 Li-ion Battery with XT90\u003c\/h2\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eWhat cells are used in this battery?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe battery uses six BAK 65E 6350mAh high-energy 21700 Li-ion cells in a 6S1P configuration.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eHow much nominal energy does the battery store?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eUsing the published 21.6V nominal pack rating and 6350mAh capacity, nominal pack energy is 137.16Wh.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eWhat is the finished-pack energy density?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eBased on approximately 137.16Wh and the pictured production sample weight of 482g, calculated finished-pack gravimetric energy density is approximately 285Wh\/kg.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eWhy is this battery more energy-dense than the 5000mAh 6S XT90 version?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe BAK 65E is designed around high stored energy. Compared with the corresponding 5000mAh BAK 50D 6S1P XT90 pack, it provides approximately 27% more nominal energy while the pictured finished-pack weight increases by only about 10.6%.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eIs this battery intended for RC airplanes?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eYes. Efficient fixed-wing RC airplanes are the primary application direction for this XT90 configuration, particularly where flight endurance and high energy-to-weight performance are important.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eCan it be used for fixed-wing UAVs?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eYes. Mapping, inspection, surveying and other endurance-oriented fixed-wing UAVs can be strong applications when the complete aircraft is compatible with the pack's voltage, dimensions, weight and electrical limits.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eIs the XT90 version more powerful than the XT60 version?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eNo. Both versions use the same BAK 65E cells and the same 6S1P architecture. XT90 changes the connector ecosystem and slightly changes finished pack weight, but does not increase cell-level capability.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eWhat are the dimensions and weight?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eThe pictured production battery measures approximately 73.5 × 43.5 × 65mm and weighs approximately 482g.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eWhat connector and wire does it use?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0 0 14px;color:#333;\"\u003eLI635106S70XT90 uses an XT90 main power connector with 12AWG leads.\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:15px;font-weight:bold;margin:14px 0 8px;color:#000;\"\u003eDoes 6350mAh mean this pack has higher discharge power than the 5000mAh 50D pack?\u003c\/h3\u003e\n\u003cp style=\"font-size:15px;line-height:1.75;margin:0;color:#333;\"\u003eNo. The higher capacity comes from the energy-focused BAK 65E cell platform. Higher capacity and higher energy density should not be interpreted as greater discharge capability than the more power-and-energy-balanced BAK 50D platform.\u003c\/p\u003e","brand":"ChinaHobbyLine","offers":[{"title":"US","offer_id":50390822518998,"sku":"LI635106S70XT90 US","price":129.99,"currency_code":"USD","in_stock":false},{"title":"Global","offer_id":50390822617302,"sku":"LI635106S70XT90 GL","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/0617\/0582\/files\/1_77e57aa3-8b68-4a61-a7c8-2cee02a19a32.jpg?v=1789986253","url":"https:\/\/chinahobbyline.com\/id\/products\/cnhl-6350mah-21-6v-6s-21700-li-ion-battery-xt90","provider":"ChinaHobbyLine","version":"1.0","type":"link"}