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₹180.00 ₹180.00
Product Code: JLAW-3S15A
Configuration: 3 Series (3S)
Rated Current: 15A
Battery Type: 18650 / Li-ion / Li-polymer
Brand: JLAW
Category: Battery Management System (BMS)
The 3S 15A JLAW Li-ion BMS is a high-quality protection module designed for 3-cell lithium-ion battery packs. With a continuous discharge current rating of 15A, this BMS is suitable for medium-power applications such as e-bikes, solar systems, and portable energy solutions.
It features full protection against overcharge, over-discharge, overcurrent, and short circuits, helping extend battery life and maintain safety across charge-discharge cycles. Its slim and lightweight design makes it ideal for compact battery builds.
| Parameter | Specification |
|---|---|
| Battery Type | Li-ion / Li-polymer |
| Cell Configuration | 3S (3 cells in series) |
| Charging Voltage | 12.6V (4.2V × 3 cells) |
| Rated Discharge Current | 15A |
| Max Discharge Current | 18–20A (short duration) |
| Overcharge Protection | ~4.25V ± 0.05V per cell |
| Over-discharge Protection | ~2.5V ± 0.05V per cell |
| Overcurrent Protection | Yes |
| Short-circuit Protection | Yes |
| Balancing Function | No |
| Board Dimensions | Approx. 55mm x 20mm x 3mm |
| Weight | Approx. 8g |
Protects against overcharging and over-discharging
Overcurrent and short-circuit safety built-in
Suitable for medium power lithium-ion battery packs
Lightweight and compact for flexible integration
Reliable MOSFET-based switching
No cell balancing function (manual balancing may be needed)
DIY 18650 Battery Packs
Medium-power E-bikes and Scooters
Portable Solar Power Systems
Rechargeable Power Banks
LED Lighting Projects
RC Models, Robotics, and IoT Devices
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