OEM 4S49P 12 Volt 300Ah Llifepo4 Rechargeable Battery

Llifepo4 Rechargeable Battery Bluetooth Function Monitor OEM Cylindrical Cell 4S50P 12V 300Ah

1. SPECIFICATIONS

Period of Warranty

The period of warranty is 36 months from the date of shipment. MAXLI guarantees to give a replacement in case of battery with defects proven due to manufacturing process instead of the customer abuse and misuse.

LIFECYCLES (BATTERY LIFESPAN)
Up to 100% capacity for 3,000 cycles in recommended conditions. MaxLi Lithium batteries last so long that the price per use is a fraction of traditional batteries.

Smart Built-in BMS

passive balancing(active balance optional), low voltage cutoff, high voltage cutoff, short circuit protection and temperature protection for increased performance and longer life. Besies, Bluetooth function for option that enables to monitor battery status, such as, voltage, capacity and so on.

Bluetooth Function for Option

Performance and Test Conditions

1. Standard test conditons

Test should be conducted with new batteries within one week after shipment from our factory and the batteries shall not be cycled more than five times before the test. Unless otherwise specified, test and measurement shall be done under temperature of 20±5℃ and relative humidity of 45~85%. If it is judged that the test results are not affected by such conditions, the tests may be conducted at temperature 15~30℃ and humidity 25~85%RH.

2. Standard Charge/Discharge

Standard Charge : 0.2C

Charging shall consist of charging at a 0.2C constant current rate until the battery reaches 14.6V. The battery shall then be charged at constant voltage of 14.6 volts while tapering the charge current. Charging shall be terminated when the charging current has tapered to 0.05CA. Charge time: Approx 7.0h, The battery shall demonstrate no permanent degradation when charged between 0 ºC and 45 ºC.

Standard Discharge : 0.2C

Battery shall be discharged at a constant current of 0.2C to 10V @ 20º ± 5C

If no otherwise specified, the rest time between charging and discharging is 30min.

Main Application

Energy Storage:Solar-Wind Power System / City Grid (On/Off) / Community and Family / RV Motorhome /Golf Carts Battery / Boat Marine Yachts / Electric Skateboard / Vehecle.

Back-up System and UPS:Telcom Base / CATV system / Computer Server Center / Medical Instrumnt / Military Equipment.

Other Applications:Security and Electronics / Mobile POS, Mining Lihgt / Torch / LED Light / Emergency Light / LED Backup / Engine Starting Battery,etc.

Factory Pitures

FAQ

Q1: Are you a Factory or trading company?
A: We are manufacturer locates in Dongguan with integrated design, develop, manufacture, quality control and after sales. We are experienced in OEM/ODM project and you are welcomed to visit our company.
Q2: When can I get the price?
A: Our sales will quote to you within 24 hours exclude public holiday.
Q3: How can I get a sample to check your quality?
A: After sample price confirmation, we will provide samples as soon as possible for your testing.
Q4: What is the lead time for mass production?
A: It depends on our stock. If we have stock, and the lead time will be within 30 days. If not, we will start to make your orders after receiving deposit and update lead time with you in 48 hours.
Q5: What is your payment term?
A: We can accept TT, LC, PAYPAL,, etc.
Q6: How about the shipment?
A: We can ship the goods by air , by sea or by express