Waterproof IP65 20Ah BMS 24V LiFePO4 Battery For Elecrtic Vehicles
Waterproof IP65 20Ah BMS 24V LiFePO4 Battery For Elecrtic Vehicles
IP65 25.6V 20Ah BMS LiFePO4 Lithium Li-ion BMS Battery for ESS/EV
LiFePO4/Lithium/Li-ion Battery Pack for Power Supply 24V 20Ah
Key Features of LiFePO4 Battery 25.6V 20Ah
· Attractive cycle life
· Extended safety performance
· Wide operating temperature range
· Unrivalled high temperature performance
· Green energy without metal contaminant
· High capacity
· Steady output voltage
· Little self-discharge
· Double safety protection
· Withstanding very high level of vibrations and shocks
Safety Characteristics of LiFePO4 Battery 25.6V 20Ah
· Over-charge/Over-discharge Ability to withstand over-charge/withstand over-discharge, and there is no fire, no exploding and work well
· Short circuit Ability to withstand short circuit, and there is no fire, no exploding
· Acupuncture Ability to withstand nail puncturing.
· Thermal shock Ability to withstand thermal shock.
| Electrical Characteristics | |
| Nominal Voltage | 25.6V |
| Nominal Capacity | 20Ah |
| Power | 512Wh |
| Impedance (Max. at1000Hz) |
≤10mΩ |
| Expected Cycle Life | More than 4000 times ( at 1C rate, room temperature) |
| Mechanical Characteristics | |
| Height | 195±2mm |
| Width | 166±2mm |
| Length | 175±2mm |
| Weight | ~5.5Kg |
| Operation Conditions | |
| Charge Method | Constant Current/Constant Voltage (CC-CV) |
| Max. Charge Voltage | 14.6V |
| Standard Charge Current | 4-10A |
| Charge Temperature | 0℃~45℃ |
| Max. Continuous Discharge Current | 20A |
| Peak Instant Discharge Current | 50A |
| Peak Instant Discharge Time | 3 seconds |
| Discharge Cut-off Voltage | 10.0V |
| Discharge Temperature | -20℃~65℃ |
| Storage Temperature | -20℃~45℃ |
Function of PCM/BMS (Battery Management System)
Circuit Protection: Elite cylindrical cells are optimized through the use of its battery management system (BMS), through monitoring cells, to provide protection against overcharge, over discharge, short circuit. Also it enables every battery pack to obtain independent balancing function. Overall, the BMS helps to ensure safe and accurate Operation.
| Item | Content | Criterion |
| Over charge Protection | Over charge detection voltage | 3.90±0.05V |
| Over charge release voltage | 3.85±0.05V | |
| Maximum charge voltage | 3.65±0.05V | |
| Maximum charge current | ≤ 20A | |
| Over discharge protection | Over discharge detection voltage | 2.0±0.1V |
| Over discharge detection delay time | ≤167mS | |
| Over discharge release voltage | 2.3±0.075V | |
| Over current protection | Over current detection current | ≤50A |
| Detection delay time | ≤1 S | |
| Release condition | Cut load | |
| Maximum continuous current | ≤ 20A | |
| Over current protection | Detection condition | Exterior short circuit |
| Detection delay time | 230~500uS | |
| Release condition | Cut short circuit | |
| Cells balancing | Balancing current | 40±10mA |
| Balancing voltage | 3.60±0.01V |
Battery Image
Application of LiFePO4 Battery
⇒ UPS, Solar, Wind, Mobile generator, Back up power
⇒ Solar power bank, Solar LED lighting, Solar street light
⇒Scooter, E-bike, Golf cart, E-motor, E-tour car, tricycle
⇒Electric drill, electric saw, lawn mower and so on
⇒Remote control cars, boat, aircraft, toys
⇒Medical devices, equipment and portable equipment
⇒Bluetooth, GPS, Wearable device, Power supply, Wireless
Storage and Transportation of LiFePO4 Battery 25.6V 20Ah
· Based on the character of cell, proper environment for transportation of LiFePO4 battery pack need to be created to protect the battery.
· During transportation,50% SOC must be kept to ensure that short circuit, appearance of liquid in the battery or immersion of battery in liquid never occur.
· Battery should be kept at -20℃~45℃ in warehouse where it’s dry, clean and well-ventilated.
· During loading of battery, attention must be paid against dropping, turning over and serious stacking.
Warnings and Tips of LiFePO4 Battery 25.6V 20Ah
In order to prevent the battery leaking, getting hot and exploding, please pay attention to preventing measure as following:
Warning!
· Never throw the battery into water, keep it under dry, shady and cool circumstance when not use.
· Never upside down the positive and negative.
· Never connect the positive and negative of battery with metal.
· Never ship or store the battery together with metal
· Never knock, throw or trample the battery.
· Never cut through the battery with nail or other edge tool.
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