48V 20AH 21Ah for Samsung 2600mah cell electric bike battery 48v 750W 1000W BMS ebike batteries with Aluminum housing

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Brand Name SWORDS FOX

Type Lithium Battery

Voltage 48v

Capacity 21 - 30Ah

voltage 48V

capacity: 21Ah(Samsung)

application ebike,electric scooter,electric skateboard,power wheelchair

Size L380*W150*H78mm

certificate CE,FCC, SGS, RoHS

Cycle Life 1000 Times

Warranty: 1 year

Cell type Samsung 2600mah cell

Charger 54.6V 2A

BMS 30A

48V 20AH 21Ah for Samsung 2600mah cell electric bike battery 48v 750W 1000W BMS ebike batteries with Aluminum housing ​ 48V 20AH 21Ahelectric bike battery 100% ture capacity for1000W motor BMS bike lithium battery power, Aluminum housing,with 54.6v charger Samsung 2600mah Cell Great performance 100% Brand New 100% true capacity Recommend to use for 48V 200W, 48V 250W, 48V 350W, 48V 500W, 48V 750W, 48V 1000W Motor. Parts included: 1. Lithium Battery with Aluminumcase 2. Built-in BMS board 3.Aluminium plate 4.Discharge Cable 5. US/EUCharger (54.6V 2.0A) Battery Model 48V 20AH Nominal Capacity (AH) 20.8 Nominal Voltage (V) 48 Pack Resistance (m Ω) Less than 300 Cell Combination 13s8p Samsung 2600mah cell Cell Quantity (parallel*series) 104 Discharge Cutoff Voltage (V) 30+/-1V Charge Cutoff Voltage (V) 54.6V Standard Discharge Current (A) 30A Instantaneous Maximum Discharge Current (A) 90 Maximum Continuous Discharge Current (A) 30 Maximum Continuous Charge Current (A) 2 Charge Mode CC-CV Standard Charge Current (A) 2 Charge Time under Standard Charge Current 10hours Fast Charge Current (A) 5 Charge Time under Fast Charge Current 4hours WorkingTemperature Range -20-60°C Cycle life (times) More than 1000 BatteryDimensions (mm): 385*149*78mm Battery Net Weight 6.5kgs Battery Gross Weight(with all parts and package) 7.5kgs The Battery has fixing plate, if you want to install it on your rear rack, it is very easy, you just need to fix the plate on your rear rack, for example drill holes and fix with screws, battery will be slide in and locked with key. Battery have overcharge, over discharge, over current, short circuit, charge equalization of automatic identification and protection circuit Battery maintenance: (1) Be sure to charge the new battery fully before using for the first time .The battery will reach its max capacity after 3-5 times of full charging and discharging . (2) When the battery is powered off, an immediate charging is needed, which will greatly help extend the battery’s cycle life. Otherwise , it will affect the longevity of the battery .If need to store the battery for long time , had better keep the battery half charged state and charge it for around one hour every other month . (3) When start the electric appliance , please start slowly little by little . Better assist it with accessory power to decrease the starting current and decrease the startup burden accordingly ,which will benefit the battery longevity etc . (4) Charge the battery in a dry and ventilative environment and don’t place it near the fire and other tinder. When charging,you’d better disconnect the load (close the electric appliance) (5) The best working temperature of the battery is 15-40.Otherwise ,it will affect the battery’s normal performance . The direct embodiment is the change of the battery capacity or the working time of the electric equipment , which is the normal . (6) If the environment temperature is above 40,the battery’s longevity will be shorten. Therefore in hot summer day, don’t expose the battery in strong direct sunlight. (7) If the temperature is at/below -10, the battery’s performance will also be affected and (in this situation ),maybe only 60% of the capacity can be outputted .As a result ,the working time of the e-equipment in winter will be much less than that in Summer The battery should be stored and charged in the room in winter. When charging , if the indicator to show the full charge is on , you can stop charging the battery . (8) Don’t wash the outer shell of the battery with impregnant .In case of fire please use Carbon Chlorin or sand &earth to put out fire instead of CO2. (9) The battery is an expendable and its cycle life is limited . When the capacity of the battery seems only half of the nominal capacity , please change new battery in time Notice when using the battery In case of leakage, heat, fire, performance decrease etc , please use the battery according to the following regulations .Our company won’t take any responsibility for any mis-operation not according to this specification. (1) First plug the input end of the charger into the battery charging socket , and then connect with AC power . (2) When charging, it is normal when the red indicator is on . When the green indicator is on ,the battery is fully charged and at this time , you can stop charging the battery . (3) After finish charging , please disconnect the plug with the AC power first and then disconnect the plug connecting with the battery . (4) It is prohibitted to connect the idle charger (when not connecting it with the battery) with ACpower supply for a long time. (5) It is allowed to charge the battery either taking it off the electric appliance or directly on the e-appliance. (6) When charging the battery directly on the electric appliance , please don’t start the electric equipment in case of the damage of the charger . (7) Please charge the battery in a ventilated place far away from fire. Use matchable proper charger always. (8) For the sake of safety, be sure to charge the battery where children can not reach. (9) Handle with care, do not shake. (10) Don’t immerge the battery in the water or other liquid, in case of damp .Especially on rainy days , take care to prevent the water from going into the controller and motor ,in case of short- circuit . (11) Avoid being short-circuited , connecting the anode and cathode . (12) Don’t dismantle the battery, as that may cause inner short-circuit and then decomposition of the inner material, fire and even explosion accordingly. In addition , dismantling the battery may cause the leakage of the electrolyte ,which will do bad to the human body . .If the electrolyte isspattered onto skin , eye and other part of the body , please wash with clean water immediately and go to the doctor at once . (13)If the battery is damaged, distorted or there is leakage of the electrolyte or the taste of electrolyte and some similar abnormal phenomena ,don’t use the battery any more . .Please deliver that to the factory service centre or relevant organization for proper disposal . In addition , battery with electrolyte leakage should be far away from fire ,in case of explosion . (14) battery replacement The battery provider should be responsible for replacing and installing the battery .The consumer shouldn’t replace that at will. (15) dismantle without permission The consumer shouldn’t dismantle the battery at will .Or our company won’t take any responsibility. (16) When using the battery , the consumer need to discharge the battery to the low voltage of the controller , then charge it with the matchable charger . Notice during the transportation (1) The battery is suitable for being transported by truck , train , plane . During transportation, please avoid solarization ,drench and serious shake . (2) The battery pack must be packed with insulated material and marked with logo of frangibility in case of any damage caused by bumping in transit. (3) Don’t upside down the battery. A sticker indicating’Don’t upside down’ is needed. Also can’t be put at will . (4) Handle with care in transit. Can’t throw or impact the battery. (5Don’t place any heavy objects on battery pack in case of the damage of the battery pack because of the impact. (6) Don't mix-transport with flammable or explosive consignment, or metal objects with sharp end. (7) Outer packing should be marked ‘Away from moisture, water, and fire’ About Us Zone Green PowerCO.,Ltdis a professionalbattery manufacturer in China, provides a full range of primary lithium batteries, Electric bike li-ionbattery pack,rechargeable lithium batteries, Ni-CD, Ni-MH batteries, and battery packs for industrial, commercial, medical and military applications. Zone Green Power'smanufacturing and facilities are ISO9001:2001 and ISO14001:2004 registered. Our products are compliant with CE, RoHS and have passed UN transportation testing. We are committed to total quality control and to achieving the quality level demanded by our customers. Shipping We Ship your orders within2-4 business daysafter the payment cleared as we have almost all items instock. EMS:Item shipped from EMS, reach most of the countries within6 to 15 days. TNT:Item shipped from TNT, reach most of the countries within4 to 7 days Quality We are professional Electric bike batterysupplier on aliexpress, We have perfect production process and all kinds of scientificmanagement tools to control the quality,such as Six Sigma,PFMEA,CP,SPC and so on.The battery is brand new andevery single item you buy from our companyhas been compeletly tested before shipping , after several times of testing , so we can guarantee the quality. Service We are willing to answerany questions about the products no matter Presale or after sale. We care about ourcustomer satisfaction! If you have any question,pls contact us directly or leave us message,we will reply as soon as possible. Refund When you received the item, please check the quality and quantity in time. if there is any problem in 7days,Feedback the reason where it gets wrong to us. we will resolve it asap,If the products still can't work,We will send new replacement or refund once the item is received. Feedback Feedback will be left in a timely manner after feedback has been received. Should there be any problems with your purchase, please do not leave neutral or negative feedback before contacting us for resolution. We strive to make every transaction a positive experience and will do everything possible to correct any problem. Please don't hesitate to contact us if you have any questions or concerns before or after your purchase. We are committed to your 100% satisfaction.