{"product_id":"18650-2600mah-3-7v-li-ion-battery","title":"18650 2600mAh 3.7V Li-ion Rechargeable Battery Cell","description":"\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003e18650 2600mAh 3.7V Li-ion Rechargeable Battery Cell\u003c\/strong\u003e is a cylindrical lithium-ion cell with a \u003cstrong\u003e2600mAh rated capacity and 5C discharge rating\u003c\/strong\u003e. Weighing approximately \u003cstrong\u003e42g\u003c\/strong\u003e, it is designed for compatible rechargeable electronics, DIY projects and custom battery packs.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eDescription\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eThe \u003cstrong\u003e18650 2600mAh 3.7V Li-ion Rechargeable Battery Cell\u003c\/strong\u003e is designed for rechargeable electronics and battery-powered projects requiring the widely used 18650 cylindrical cell format.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eIt provides a \u003cstrong\u003e3.7V nominal voltage\u003c\/strong\u003e with a \u003cstrong\u003e2600mAh rated capacity\u003c\/strong\u003e. The cell has a stated \u003cstrong\u003e5C discharge rating\u003c\/strong\u003e, corresponding to 13A based on its rated capacity. Its cylindrical body measures approximately \u003cstrong\u003e18.3–18.4mm in diameter and 65.0–65.2mm in height\u003c\/strong\u003e, while the actual stock cell weighs approximately \u003cstrong\u003e42g\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThis rechargeable 18650 battery can be used in compatible portable electronics, DIY power systems and custom battery assemblies where its electrical characteristics meet the requirements of the application.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor charging, an appropriate \u003cstrong\u003eLi-ion CC-CV charging system with a 4.2V charge cut-off\u003c\/strong\u003e should be used. When incorporating the cell into a battery pack or higher-current application, suitable protection and battery-management circuitry should be selected for the intended configuration.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRechargeable \u003cstrong\u003eLi-ion 18650 cell\u003c\/strong\u003e for compatible battery-powered applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2600mAh rated capacity\u003c\/strong\u003e for rechargeable energy storage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5C discharge rating\u003c\/strong\u003e for applications requiring higher current delivery\u003c\/li\u003e\n\u003cli\u003eStandard cylindrical 18650 form factor for compatible battery holders and assemblies\u003c\/li\u003e\n\u003cli\u003eSuitable for \u003cstrong\u003eDIY electronics, portable power projects and custom battery packs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupports recharging with an appropriate \u003cstrong\u003eLi-ion CC-CV charging system\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eClearly marked positive and negative polarity\u003c\/li\u003e\n\u003cli\u003eCompact cell format suitable for space-conscious electronics projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv dir=\"auto\" class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\"\u003e\n\u003ctable dir=\"auto\" class=\"w-fit min-w-(--thread-content-width)\" style=\"width: 100%; height: 293.907px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth class=\"last:pe-10\" style=\"width: 45.9347%; height: 19.5938px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\" style=\"width: 51.2335%; height: 19.5938px;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eCell Format\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003e18650\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eBattery Chemistry\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003eLithium-ion (Li-ion)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003e3.7V\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eRated Capacity\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003e2600mAh\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eDischarge Rating\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003e5C\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003e5C Current Equivalent\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003e13A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eCharge Cut-off Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003e4.2V\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eCharging Method\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003eCC-CV\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eDiameter\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003e18.3–18.4mm\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003e65.0–65.2mm\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003e\u003cstrong\u003eApprox. 42g\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eCell Shape\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003eCylindrical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003eRechargeable\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 45.9347%; height: 19.5938px;\"\u003ePolarity\u003c\/td\u003e\n\u003ctd style=\"width: 51.2335%; height: 19.5938px;\"\u003ePositive (+) \/ Negative (−)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cstrong\u003eDischarge note:\u003c\/strong\u003e For a 2600mAh cell, 1C corresponds to 2.6A; therefore, a \u003cstrong\u003e5C rating corresponds to 13A\u003c\/strong\u003e. Since the supplied information does not establish whether 5C is a continuous or pulse rating, the listing should not describe \u003cstrong\u003e13A as the maximum continuous discharge current\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eCapacity note:\u003c\/strong\u003e \u003cstrong\u003e2600mAh is the rated\/marked capacity\u003c\/strong\u003e of the cell and should not be presented as independently tested capacity unless Chip.pk performs and documents a capacity test.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDIY rechargeable electronics projects\u003c\/li\u003e\n\u003cli\u003eCustom 18650 battery assemblies\u003c\/li\u003e\n\u003cli\u003ePortable electronic projects\u003c\/li\u003e\n\u003cli\u003eLED and rechargeable lighting projects\u003c\/li\u003e\n\u003cli\u003eRobotics and embedded electronics\u003c\/li\u003e\n\u003cli\u003ePrototyping and development projects\u003c\/li\u003e\n\u003cli\u003eCustom rechargeable power systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\"\u003eCompatibility\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eCompatible with suitable \u003cstrong\u003e18650 battery holders, Li-ion charging circuits, battery packs and electronic systems\u003c\/strong\u003e designed for cells with matching electrical characteristics.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor charging, use an appropriate lithium-ion charger with a \u003cstrong\u003eCC-CV charging profile and 4.2V charge cut-off\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eFor multi-cell battery packs, an appropriate \u003cstrong\u003eBMS\/protection system\u003c\/strong\u003e should be selected according to the series\/parallel configuration and application requirements.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eCompatibility with a particular device should \u003cstrong\u003enot be assumed solely because it accepts an 18650-size cell\u003c\/strong\u003e. Voltage, discharge requirements, physical fit and protection requirements should also be checked.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003ePackage Contents\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003e1 × 18650 2600mAh 3.7V Li-ion Rechargeable Battery Cell\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003eFAQs\u003c\/h3\u003e\n\u003ch3 dir=\"auto\"\u003e1.What is an 18650 battery?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eAn 18650 battery is a cylindrical rechargeable cell format commonly used in compatible battery-powered electronics and custom battery assemblies. This Chip.pk cell uses \u003cstrong\u003eLi-ion chemistry\u003c\/strong\u003e, has a \u003cstrong\u003e3.7V nominal voltage\u003c\/strong\u003e, and is rated at \u003cstrong\u003e2600mAh\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e2.What is the capacity of this 18650 battery?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eThe cell has a \u003cstrong\u003erated\/marked capacity of 2600mAh\u003c\/strong\u003e. This is the product's rated capacity and should not be interpreted as an independently tested Chip.pk capacity measurement.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e3.What does the 5C discharge rating mean?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eC-rate expresses current relative to battery capacity. For a \u003cstrong\u003e2600mAh (2.6Ah)\u003c\/strong\u003e cell, 1C corresponds to 2.6A, so \u003cstrong\u003e5C corresponds to 13A\u003c\/strong\u003e. The available product information does not establish whether the stated 5C rating is continuous or pulse.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e4.What voltage is this 18650 Li-ion battery?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eThe cell has a \u003cstrong\u003e3.7V nominal voltage\u003c\/strong\u003e. Its specified charge cut-off voltage is \u003cstrong\u003e4.2V\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e5.How should this 18650 battery be charged?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eUse an appropriate \u003cstrong\u003eLi-ion charger with a CC-CV charging profile and 4.2V charge cut-off\u003c\/strong\u003e. The recommended charging current for this specific cell has not been verified, so a particular charging-current value should not be assumed.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e6.What are the dimensions of this 18650 cell?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eThe specified diameter is approximately \u003cstrong\u003e18.3–18.4mm\u003c\/strong\u003e, while its height is approximately \u003cstrong\u003e65.0–65.2mm\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e7.How much does this 18650 battery weigh?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eThe actual stock cell weighs approximately \u003cstrong\u003e42 grams\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e8.Does this 18650 battery have built-in protection?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eA built-in protection circuit has \u003cstrong\u003enot been verified\u003c\/strong\u003e for this cell. Where protection is required, use an appropriate external protection\/BMS solution according to the battery configuration and application.\u003c\/p\u003e\n\u003ch3 dir=\"auto\"\u003e9.Can this 18650 cell be used to make a battery pack?\u003c\/h3\u003e\n\u003cp dir=\"auto\"\u003eIt can be considered for compatible battery assemblies, but the pack must be designed according to the required voltage, current, series\/parallel configuration, cell matching, charging and protection requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Chip.pk","offers":[{"title":"Default Title","offer_id":52948948812061,"sku":null,"price":260.0,"currency_code":"PKR","in_stock":true}],"url":"https:\/\/www.chip.pk\/products\/18650-2600mah-3-7v-li-ion-battery","provider":"Chip.pk","version":"1.0","type":"link"}