Electric Motorcycle battery pack 48v 20ah

   Electric Motorcycle battery  pack 48v 20ah Product Overviews Application: 1: E-bike, Electric tricycle 2: quad bikes,electric scooters 3: electric cars,golf cars 4: mobility scooters etc 5: Ride-on toys 6: Battery-powered wheelchairs 7: Portable television and video equipment 8: Lifting equipment 9: Semi-traction lawn mowers     12V20AH E-bike battery technical parameters

Battery Model	6-DZM-20 (12v 20ah)
Nominal Voltage (V)	12V
Open Circuit Voltage (V/Block)	13.1-13.45V
Number of Cells (Per Block)	6 cells
Rated Capacity, 2-hour rate (25°C to 1.75VPC)	20Ah
Rated Capacity, 3-hour rate (25°C to 1.75VPC)	21.1Ah
Rated Capacity, 5-hour rate ( 25°C to 1.8VPC)	22.7Ah
Rated Capacity, 20hr rate (25 Degree C, to 1.8VPC)	27.6Ah
Nominal Weight (kg)	Approx. 7.0 Kgs
Dimension (L x W x H, Total Height)	181 x 77 x 167mm (±2), 170mm (±2)
Container Material	ABS
Charge Voltage at Float Application (V)	13.5-13.8V
Charge Voltage at Cycle Application (V)	14.5-14.8V
Maximum Discharge Current (A)	150A (5s)
Maximum Charge Current (A)	2.7A

    factory     Aduvantage 0) Fresh lead board, long use life and low pollution; 1) The battery is full of power when it is out of factory, no need to ued liquid charge; 2) No memory, no need to discharge battery use, suitable for circuit design; 3) Comply with environmental requirement,ease of use; 4) There is no flowing liquied, does not leak acid and free upside down; 5) By high partition, adsorption and strong;  6) Using ABS plastic shell and valve technology for stable quality saft use; 7) Easy storage, less maintenance; 8) Battery self-discharge is very low;   Packaging 4 batteries are packed in one carton, and 75 cartons are loaded in one 1.1m X 1.1m pallet. 10 pallets can be loaded in 20GP. So totally 3000pcs batteries can be loaded in 1x20’GP.       FAQ 1) Q: How can I get some samples?      A: We are honored to offer you samples. 2) Q: Are you factory?      A: Yes, we are professional battery manufacturer in china. 3) Q: When did your factory set up?      A: Our factory was founded in1997,has more than  18 years experience in producing batteries in this field, you could be rest assured about our quality. 4) Q: How  does your factory do regarding quality control?      A:Quality is priority.  we are always attach great improtance to quality controlling from the beginning to the end. Our  factory has gained CE,ISO,SGS  authentication. 5  Q: How can I get in touch with you online? Do you have Skype?      A: My skype: live:sales_1083          instructions USER MANUAL 1. Charger: Charger voltage &capacity must compliant with the electric bicycle battery. Charger need to connect the battery box first, then connect the 220V AC Power. When you charging for the battery. 2. Battery have been full charge when it delivery at factory. So user can directly use the battery during one month. After two month. It need to charge again then be used. (please look at the charger indication light) It will easy to explosion if the battery many times over charge for a long time.) 3. Battery capacity easy to affected by temperature. This is a normal phenomenon when it under the low             temperature, battery capacity is low also. 4.Please finished charging then save it when you do not need to use it. Charge one time per month.   WARRANTY 1. warranty period: 12 months ( We can replace new one or free maintenance if the battery problem from our    factory during the warranty period ) 2. Warranty Stipulations  Please note free maintenance service not including parts, auxiliary device. You need to pay the money when you purchase parts or auxiliary device. After you bought our battery, Please keep this warranty Certification. (Cause you need to show this certification when you require us free maintenance for your battery.)   Under below conditions not offer free maintenance services 1. The battery casing & inside structure be broken by natural disaster or rude move. 2.  Due to over discharge or short circuit arouse the battery not full capacity. 3. Customer repair or open the battery by oneself arouse broken. 4.Customer random deploy or use the not suitable charger for the battery.   NOTE: 1.Motor with brush, best to repair replacement once every six months the carbon brush. Will reduce the resistance when you use, prolong the life of your electric motor and battery. 2.Rain days drive should avoid the rain into the switch & connector. Turn off the switch in time when you stop use the electric bicycle. 3.Batterycannot near the fire or high temperature. Avoid put the battery into fire. 4. Batteryavoid under the sunshine long time. 5.Do not open the battery cover without professional instruction. In order to avoid dangerous.   service quality   Limited Guarantee and Service Commitment   Product Quality 1.We are liable to remedize or replace the batteries for any defects in materials andworkmanship if they come from our factory and stay within the legitimate warranty. 2.We will response to your failure-report within 24 hours with a solution ,and willdispatch technician to field if it is necessary. 3.We offerlife-long service to every single of our batteries(free of charge if covered by warranty),and technical instruction included. Follow-up Service 1.Our technicans are available for your on-site installation guidance andengineering. 2.We are ready to answer your questions about our products(remote or on-site)untilproblems are solved and deliver  technical trainging upon your specific demand.