E-bike battery 13s3p 48V DP21700-4 (12–15Ah)
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E-bike battery 13s3p 48V DP21700-4 12–15Ah




BATTERY FOR ELECTRIC BIKE 13S3P 48V DP21700-4
Be sure to check it out - Akademia E-bike

Battery assembly manual DP21700-4 13s3p | Akademia E-bike
Note:

Do not connect this battery model to the Mxus 3K Turbo 3000W MTB kit.
You don't know if the battery case will fit your bike frame? Download the templates and print at a scale of 1:1, after printing, check whether both marked dimensions of 50mm are consistent with reality, otherwise the casing could have been printed in a different scale and the dimensions will not match
Download a battery template for fitting in a bicycle frame - Click here
Always remember the correct order when connecting the charger to the battery. ALWAYS connect the charger to the 230V socket first, and only then to the battery charging port. DO NOT reverse this order — doing so may cause serious damage to both the charger and the BMS in your battery. Reversed connection may cause a sudden inrush of current through the BMS socket, damaging the plug, socket, BMS MOSFETs, or even the charger transistors.
The actual usable capacity of the pack is always lower than the nominal capacity (based on individual cells). A finished battery will usually offer about 10% less real capacity than the theoretical one. This is due to several factors, such as voltage sag under load or unused capacity left by the BMS to protect the battery’s lifespan (e.g. stopping discharge around 2.7V per cell).
If your BMS has an enabling circuit (two white wires) and it’s disconnected, you need to short those wires to activate the BMS.
Each cell and package in the nexun.pl online store is covered by a 24-month warranty for consumers and a 12-month warranty for companies.
The warranty covers:
- Cell damage
- Capacity decline (over 15% per year)
The warranty does not cover:
- Errors in assembly that do not comply with the manual or workmanship
- Improper maintenance
- Mechanical damage
- Changes in the product's operating characteristics depending on weather conditions (temperature)
- Water damage
To maximize battery life, use the following recommendations:
1. Fully charge the battery after each ride
2. Fully charge the battery every 3-4 weeks when you do not use it, e.g. winter break.
3. In the autumn and winter (temperature below +12*C), lithium-ion batteries have a lower capacity (by max. 30%) than in the summer, which results in a shorter range. This is normal. During this period, do not use the full powerf or the first 10-15 minutes of riding.