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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. 锂离子电芯规格书 P R O DU C T S P E C IF IC AT IO N R E CHAR G E AB L E LITHIUMIONCELL 型号：INR21700-50SG ModelName:INR21700-50SG 编制Prepared By: 刘欣勃 审核CheckedBy: 丁德峰 批准ApprovedBy: 沈春平 生效日期EffectiveDate: 2025/06/16 天鹏锂能技术（淮安）有限公司 Huaian Tenpower LithiumCo., Ltd 地址：淮安市清江浦区工业园区朝阳路2号 Add:2ChaoyangRoad, IndustrialPark,Qingjiangpu District, Huaian,Jiangsu,China 电话Tel：+8651780868330 网址Website:www.tenpowercell.com 邮编P.C.:223000 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 1/19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. 目录Contents 1. 范围Scope 3 2. 型号Model. 3 3. 标称规格NominalSpecifications. 3 4. 外形尺寸（含热缩套）Outline Dimensions(withtube) 5 5. 电芯喷码CellMarking 5 6. 外观Appearance. 6 7. 标准测试条件和定义TestCondition and Definitions. 6 8. 电性能ElectricalCharacteristics. L 9. 机械特性MechanicalCharacteristics. .8 10.安全特性Safety. 6 11.保证Warranty.. 10 12.激活Activation. 10 13.其他0thers.. 10 14.包装Packing... 11 15.运输Shipping.. 11 正确使用和处理锂离子电池说明.. .12 Proper use and handling of lithium-ion batteries. 12 1.充电Charging.. 12 2. 放电Discharging ..12 3. 储存Storage.. 13 4. 循环Cycle life.. 13 5. 电池包设计预防措施PrecautionsonBatteryPackDesign. 13 6. 电池组组装BatteryPackAssembly 14 安全守则Safety Instruction.. 15 [Danger!].… 15 1.电性能滥Electrical misusage. .15 2. 环境滥用Environmentalmisusage .15 [Warning!].. 16 [Caution!]. ..17 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 2/19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. 3.8.最大充电电流 6A MaximumChargingcurrent 3.9.最大（持续）放电电流 Max discharge current 20A (continuous) 3.10.重量 71.0g max. Cell weight 高度：≤70.60mm 3.11.尺寸 直径：≤21.35mm Cell dimension Height:≤70.60mm Diameter: ≤21.35mm 充电：0~45℃ 3.12.工作环境温度 放电：-20~60℃ Operating temperature Charge:0~45℃ (surface temperature) Discharge: -20to60℃ 1年： -20~25℃ 3个月： -20~45℃ 3.13.储存温度 1个月： -20~60℃ Storage temperature 1year: -20 to25℃ 3 month: -20to45℃ 1 month: -20 to60℃ Note (*): 如果存储时电芯为出厂状态（约30%的充电容量），这种情况下，恢复的容量≥标准放电容量的90%。 Ifthecell is kept as ex-factory status (30% ofcharge),the capacity recovery rate is more than90% of standarddischargecapacity. 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 4/ 19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. 4.外形尺寸（含热缩套）Outline Dimensions(with tube) ≤21.35mm ≤70.60mm 单位：毫米 Unit:mm 图1：INR21700-50SG 电芯的外形尺寸 Fig.1OutlineDimensionsofINR21700-50SG 5.电芯喷码Cell Marking 标准喷码参考下图： See below: Standard Marking 946 INR21700-50SG 3.6V + J21 TP WA103 5.1电池型号(Celltype) INR21700-50SG 5.2 标称电压(Nominal voltage) 3.6V 5.3公司名称（ManufacturerName） TP（天鹏锂能技术（淮安）有限公司的缩写） 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 5/19 TENPOWERconfidential proprietary
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. TP(Trade name of Huaian Tenpower LithiumCo.,Ltd) 5.4化学体系（Chemical system) NOI-17 5.5生产日期及地点（DateandPlantsite) WA103 W：年 2011年，2001年为A，以此类推； A：月 1月，1月为A，以此类推； 10： 日 20日，使用当时日期； 3: 生产地点 三厂，1为一厂，2为二厂，3为三厂 W:Year 2011,200l as A,the following years is stated as B,C,.; A:Month January as A,the consecutive stated as B,C,….; 10:Day 01,02,...29,30,1 3:Plant site Plant2,2:Plant1,2:Plant2,3:Plant3 5.6 追溯二维码 (Tracking number) 946 J21 6.外观Appearance 电芯外观不存在明显的刮痕、凹坑、裂痕、锈蚀、漏液等影响电芯性能的外观不良。 There is no bad appearance such as scratches, dents, cracks,corrosion, leakage, which affect the performance ofthebatteries. 7.标准测试条件和定义TestConditionand Definitions 7.1. 测试设备Measuring Equipment 充放电设备Charge/DischargeEquipment 电压精度：±10 mV;Voltage precision:±10mV; 电流精度:±0.2%;Currentprecision:±0.2%; 游标卡尺Slidecaliper 游标卡尺精度为0.01mm The slide caliper should have a scale of 0.01 mm. 电压/内阻测试仪Voltage/lmpedancemeter 内阻精度：±0.5 m0hm; Impedance precision:0.5m0hm; 电压精度：+2mV；Voltage precision:±2mV; 在1kHz交流条件下进行内阻测试。 The measurementof impedance should be operated atAC 1kHz. 7.2. 除特殊要求外，所有测试均在标准温度25±3℃和标准湿度65±20%RH的条件下 进行。测试使用电芯为交货一周内的电芯。 Allthetesting should be performed attemperature25 ±3C and relative humidity65±20% unless specified.The cells used for the test should be received within one week. 7.3.定义Definitions: 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 6/19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. MPa)is reached on the hydraulic ram, applied force of 3000 pounds (13 kN).Once the maximum pressure has been obtained it is to be released. 标准充电后，从1.0m高度自由跌落到水泥地面上3次， 自由跌落测 不着火不爆炸 单体电池在跌落时，应保证每个随机方向均受到冲击。 试 No fire and no Each fully charged cell is dropped three times from a Free falling explosion heightof1,0monto a concrete floor.Thecellsare (drop) dropped so as to obtain impacts in random orientations. 10.安全特性Safety 测试项目 判断标准 测试方法与条件 Items Criteria Test MethodandCondition 将电芯放电至终止电压后，以3C电流进行充电至电压 达到10V。测试过程中监测电芯温度变化，当电芯温 过充测试 不着火不爆炸 度下降至室温时，结束测试。 Abnormal No fire and no Cell fully discharged, then overcharged with3C to Charging Test explosion 10V.Monitoringcelltemperatureduringtesting.Stop the test when cell temperature decays to room temperature. 过放电测试 不着火不爆炸 电芯按标准充电方式充完电后，以1C电流放电90min Over-discharge No fire and no After standard charge, then discharged with 1C for Test explosion 90min. 标准充电后，在20℃±5环境中用不超过100mΩ金属 丝将单颗电池短路至电池恢复到常温。 短路测试 不着火不爆炸 After standard charge, short-circuit the cell at20℃± Short-Circuit No fire and no 5℃ until the cell temperature returns to ambient Test explosion temperature.(cross section of the wire or connector should be less than 100mΩ). 标准充电后，电芯放置到恒温加热箱中，用热电偶连接 不着火不爆炸 电芯监测电芯温度。恒温箱升温加热电芯，要求恒温箱 热冲击 No fire and no 升温速度为每分钟5±2℃。监测恒温箱温度变化，当 Heating Test explosion 恒温箱温度达到130±2℃后恒温保持10分钟，结束 测试。 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 9/ 19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. After standard charge, cell is to be placed in the hot oven. Store the testing cells connecting with thermocouple in constant temperature box, heating the cells and box(speed of ascending temperature is 5C±2℃ per min) together at room temperature simultaneity,monitor the temperature change of the box, keep for10 minutes after the box temperature reaches 130c ±2℃,then stop the test. 11.保证Warranty 11.1.自出货之日起，电芯的保质期为一年。在此期限内，如果非TENPOWER制程原因， 而是由于客户的误用造成的电芯质量问题，TENPOWER公司不承诺免费更换。 The warranty period ofaCell is one(l)yearafterthe deliveryto theCustomer. However, even though the problem occurs within this period, TENPOWER won't replace a newcell for free as long as the problem is notdue to the failure ofTENPOWER manufacturing process orthe problem is due to Customer's abuse or misuse. 10.2TENPOWER公司对违反安全守则操作所产生的问题不承担任何责任。 TENPOWeR will not be responsible fortrouble occurred by handling outsideofthe precautions in safety instructions. 10.3由包装，电路、电芯组以及充电器搭配使用所产生的问题TENPOWER概不负责。 TENPOWER will not be responsible for packing,trouble occurred by matching electric circuit, cell pack and charger. 10.4收货后在电芯组装过程中产生的不良电芯TENPOWER不予以质量保证。 TENPOWeR will be exemptfrom warrantee anydefectcells during assemblingafter acceptance by the Customer. 12.激活Activation 电池每隔3个月激活电池一次，标准的激活方式为：使用标准充电方式8.1充电后静置10分 钟，再使用标准放电方式8.2放电后静置30分钟，使用750mA电流恒流充电0.5小时。 如电池已被装配或已使用，须用配套的充电器和机器做激活。 Please activate the battery once every three months according to the following method: Cell shall be charged per8.1,rest10mins,thenbe discharged per8.2,rest30mins.Charge thecell atconstantcurrentof750mAfor0.5hours. If the battery has been assembled or used, use the suitable matched charger and machines to activate. 13.其他 Others 13.1长期储存Storage fora longtime 如果电芯要储存三个月及以上的时间，电芯必须在干燥、低温下储存。 Ifthe cell is keptfora longtime(3 months or more),it is stronglyrecommended that thecell is preserved at dry and low temperature. 13.2任何未包含在此产品规格书之内的问题，由双方协商解决。 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWER confidential proprietary 10/19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. Any matter notincluded in thatspecification should be discussed and confirmed by both parties. 14.包装Packing 电芯使用TENPOWER标准的外箱，每箱装130只电芯。 The cells are packedwith TENPOWER standard carton.There are130cells percarton. 15.运输 Shipping 出货电芯约30%荷电状态，由于电芯存在自耗电，运送到客户端的电芯无法完全保证30%荷 电量。运输过程应防止剧烈振动、冲击、日晒雨淋。 The capacityofdelivery cell is approximately at30% ofcharging.Due to the self-discharge, it is notspecified more than30% capacity remain atcustomer. During transportation,keep the cell from acutely vibration, impacting, solarization,drenching. 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 11/19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. The cell should be discharged within a range oftemperatures specified in the product specification. 3.储存 Storage 3.1.电芯应在干燥无腐蚀性气体的环境下储存。 The cell should be stored in a dry area and no corrosivegas. 3.2.不要让电芯承受任何压力。 No pressing on the cell. 3.3. 储存温度要求Storage temperature 储存期1个月：-20℃~+60℃ When stored within1month:-20℃~+60℃ 储存期3个月：-20℃~+45℃ Whenstoredwithin 3 months:-20℃~+45℃ 储存期12个月：-20℃~+25℃ Whenstored within12months :-20℃ ~+25℃ 3.4. 电芯组装后，若电池包超过1年未能使用，须将电池充电到约30%荷电态，以避免电 池电压降的过低。 Afterthe cell assembled in pack, the pack shouldbe recharged to 30% SoC if the pack has never been used for one (1) year, prevent over low voltage. 4.循环Cycle life 4.1. 在超出限定温度范围进行充电或放电，会引发电芯产热或严重的损伤，也会造成循环寿 命缩短及性能衰降。 Charge ordischarge out of recommended temperature range mightcause the generating heatorserious damage ofcell. And also,it mightcause the deterioration ofcell's characteristics and cycle life. 4.2. 循环性能Cycle lifeperformance 按照规格书中的方法和要求进行电芯充放电，循环数次和容量水平均可达到产品规格书中所 对应的水平。 The cell can be charged/discharged repeatedly up totimes with a certain levelofcapacity specified in the production specification. 4.3. 电池寿命取决于充电、放电、使用温度、及储存条件。 Cycle life might be determined byconditions ofcharging,discharging,operating temperature and storage. 5.电池包设计预防措施Precautions onBatteryPack Design. 5.1. 终端外形与构造设计能够有效阻止静电及水进入电池包内部。 Highly recommended on pack design with anti-static and waterproof. 5.2. 正常使用时过充保护能够确保电芯充电电压低于4.2V，若电芯电压高于4.2V则停止充 电。 Overcharge protection should work below 4.2V/cell by using. Then charge current shall be shut down. 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 13/19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. 5.3. 正常使用时过放保护能够在电芯电压达到2.5V时停止放电且漏电流需小于1uA。 Within a voltage range of2.5V/cell by using,over-discharge protection should work.Then discharge currentshall be shut down and consumption current is belowlμA. 5.4.电池包电路设计低漏电流（例如保护电路，电量监控等）以避免电芯储存过程被放电。 To avoid discharging during storage,design the low consumption current electronic circuit (e.g. Protection circuit, fuel gauge, etc)inside battery pack. 6.电池组组装Battery Pack A sembly 6.1. 禁止使用受损电芯。不要使用由于运输损伤，跌落，短路，二次点焊或其它原因造成破 损或漏液电芯。 Prohibition ofusage ofdamaged cell.Do notuse abnormalcell which has been damaged by shipping stress,drop, short, twice spotorsomething else, and which gives off electrolyte odor. 6.2. 电池组装前检查电池外包装。 The cell should be inspected visually before battery assembly. 6.3. 使用前需检测电芯电压及内阻。 Inspect voltage and internal impedance before using. 6.4. 不可使用锡焊以避免对电芯造成损伤，电池包组装使用点焊方式在电芯上连接导线及线 路板。 Do notsolderonto a cell in orderto avoiddamage on the cell.Weld spotwelding lead plate onto cell, and solder lead wire or lead plate. 6.5.电池组装须注意防静电，避免电子元件损伤。 The battery assembly must pay attention to anti-static,Avoid electronic components damaged by electrostatic. 6.6.电池组装时须注意防止短路。 Battery assembly should pay attention to prevent the short circuit. 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 14/ 19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. 安全守则 Safety Instruction 锂离子电池如果使用不当会引起电池损坏甚至危害人身安全，使用前请仔细阅读并注意预防措 施。 若顾客想了解本规格书以外的技术要求或使用条件，请与天鹏锂能技术（淮安）有限公司联系 相关事宜。 Abuse using of lithium ion battery may damage the cell oreven harm to the human safety, please read the instruction carefully and take precaution. Ifany additionaltechnicalsupport needed, please contact with Jiangsu Tenpower Lithium Co.，Ltd. [Danger!] 1.电性能滥用Electrical misusage 1.1.只按照规格书的说明充电或使用。 Use orcharge the battery only in the stipulated application. 1.2.使用Lithium-ion专用充电器。 Use the correct charger for Lithium-ion batteries. 1.3．当把电池放入充电器中时，注意保证极性正确。 When connecting a battery pack to a charger, ensure correct polarity. 1.4，不能对电池进行反充电。 Do notreverse charge batteries. 1.5．当电池不使用时，不要将二次电池插在充电器上。 Do not maintain secondary batteries on charge when not in use. 2.环境滥用 Environmental misusage 2.1不能将电池放入水中或海水中。 Never put a battery into water or seawater. 2.2不能将电池投入火中。 Don'tthrow thebattery into the fire. 2.3不能使用或将电芯放在太阳光直射的地方（或阳光直接照射的车内）。这种情况会使得电 芯产热，冒烟或起火，也可能使得电芯性能衰减及循环寿命缩短。 Do notuse or leave the cell underthe blazing sun (or in heated car by sunshine).The cell may generate heat, smoke or flame. And also,it might cause the deterioration ofcells characteristics or cycle life. 2.4不能私自拆除、打开或分解电池，电池只能由专业人员拆解。多串电池组外壳须合理设计， 使得专业人员只能使用工具拆解。 Do notdismantle,open orshredcells. Batteries shouldbe dismantled onlybytrained personnel. Multicell battery cases should be designed so thatthey can be opened only with the aidofa tool. 2.5不能直接对电池进行焊接。 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 15/19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. Do notsolder directly to batteries. 2.6不能让电池处于不利环境中，比如极端的温度，深度循环，或者经常过充/过放电。 Do notsubject batteries to adverse condition such as extreme temperature, deep cycling and excessive overcharge/over discharge. 2.7不能将电池短路，也不能将电池杂乱的放在盒子或抽屉里，电池的相互接触或由于导电材 料的存在易形成短路，这将永久的损坏电池。 Do notshort-circuit batteries. Do not store batteries haphazardly in a box or drawer where they may short-circuit eachother or be short-circuitedby conductive materials, permanent damage to batteries may result. 2.8不能燃烧或毁坏电池，可能导致有毒气体释放或爆炸。 Do notincinerate or mutilate batteries, may burst or release toxic material. 2.9不能让电池承受机械冲击。 Do notsubject batteries to mechanical shock. [Warning!] 1.1．在使用新电池前，或者长期存放后第一次使用电池，在使用前请将电池充满电。 When using a new battery ora batteryto be used forthe firsttime after long term storage, please fully charge the battery before using. 1.2.禁止反向充电Prohibition ofreversecharge 正确连接电池的正负极，严禁反向充电。若电池正负极接反，应保证无法对电芯进行充电。 反向充电会降低电芯的充放电性能、安全性，并会导致发热、泄漏。 Reverse charge is prohibited.Cells shall be connected correctly.The polarityhas to be confirmed before wiring. Ifa cell is connected improperly,the cell cannot be charged. Simultaneously,the reverse charging may cause damage to the cell which may lead to degradation ofcell performance and damage the cell safety,and could cause heat generation or leakage. 1.3.不能将我公司电池与其他品牌的电池或者不同种类的电池，比如碱性锌电池混用。 Do not mix ourbatteries with other battery brands or batteries ofa differentchemistrysuch as alkaline and zinc carbon. 1.4，不能将新旧电池混用，可能会导致过放电。 Do not mix new batteries in use with semi-used batteries, over-discharge may occur. 1.5．如果出现噪音，温度异常，或者漏液，请停止使用。 If find any noise,excessive temperature or leakage from a battery, please stop its use. 1.6.如果电池发烫，请勿触摸，直至冷却。 When the battery is hot, please do nottouch it and handle it, until ithas cooled down. 1.7．不能把电池（电池组）的外套去除。 Do notremove the outer sleeve from a battery pack norcut into its housing. 1.8．电池使用时发现功率下降，请关闭用电器开关以防止电池过放。 When find battery power down during use, please switch off the device to avoid over discharge. 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 16/19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. 1.9．电池使用后，如果电池发热，再次充电前，请在通风环境中冷却。 Afterusing,ifthebatteryishot,before rechargingit,allow ittocoolin a well-ventilated place out of direct sunlight. 1.10.不能尝试分离，挤压，撞击电池，电池会发热或起火.电池中的碱液对皮肤和眼睛有害， 而且会损伤衣服。 Do notattempt to take batteries apartorsubject them to pressure orimpact. Heat may be generated orfire may result. The alkaline electrolyte is harmfulto eyes and skin,and it may damage clothing upon contact. 1.11.不能将电池放入水中或海水中。 Never put a battery into water or seawater. 1.12..要使电池远离儿童。如发现吞食，立即联系医生。 Keep the battery away from babies and children. If swallowed, see a doctor immediately. 1.13.电池泄漏时，液体不能接触皮肤和眼睛。一旦接触，立即用大量的水冲洗患处，并及时 就医。 In the eventofa cell leaking,do notallow the liquid to come into contact withthe skinor eyes. Ifcontacthas been made, wash the affected area with copious amounts of water and seek medical advice. [Caution!] 1.1. 当电池不使用时，请把它从装置上取下。 When not using a battery, disconnect it from the device. 1.2．取下电池组时，用手抓住插头而不是拉线。 Unplug a battery by holding the connector itself and not by pulling at its cord. 1.3．废弃电池应交予有相关资质的处理单位处置。 Used batters should be treated by authorized units. 1.4．长时间存储后，为了保证电池的最高效能，电池需要做数次充放电激活。 After extended periods of storage,it may be necessary to charge and discharge the batteries several times to obtain maximum performance. 1.5.二次电池在室温下使用可以发挥出最好性能。 Secondary batteries give their best performance when they are operated at normal room temperature. 1.6. 电池保持清洁、干燥。 Keep batteries clean and dry. 1.7. 如果电池表面有污渍，用干燥整洁的布擦拭。 Wipe the batteryterminals with a clean drycloth if they become dirty. 1.8. 二次电池处理时，请将电池和其他电化学体系的产品分开。 When disposing ofsecondary batteries,keep batteries ofdifferentelectrochemical systems separate from each other. 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 17/19
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TENP WER 规格书 版本号 INR21700-50SG V0.2 Spec. No. Version No. 联系方式 Contact information 如有任何有关电芯或应用方面的技术疑问和咨询，请按以下地址联系： Ifyouhave any questions regarding the cell and application, please contact the following address: 天鹏锂能技术（淮安）有限公司 Huaian Tenpower LithiumCo., Ltd 地址：淮安市清江浦区工业园区朝阳路2号 Add:2Chaoyang Road,Industrial Park,Qingjiangpu District, Huaian, Jiangsu,China 电话Tel：+8651780868330 网址Website：www.tenpowercell.com 邮编P.C.:223000 该产品规格书为天鹏锂能技术（淮安）有限公司保密文件，仅供客户内部使用。 TENPOWERconfidential proprietary 18/19