BMS 2S 20A 18650 Lithium Battery Protection Board
Prices updated: 13 Oct 2026
Compare prices
| Store | product | Price | View in store |
|---|---|---|---|
 Most ElectronicsCheapest | BMS 3S (12.6V -20A ) Lithium Battery Protection Module | 55 EGP68.13 | View in store |
 Circuits Electronics | BMS 3S 20A 18650 Lithium Battery Protection Board | 105 EGP | View in store |
Price history
Lowest daily price, last 90 days
Not enough price history yet.
Lowest price recorded: 55 EGP
About this product
A 2S lithium-ion protection board for two 18650 cells connected in series, giving a 7.4 V nominal pack. It guards the pack against overcharge, over-discharge and overcurrent, with a maximum operating current of 13 A and a limiting current of 20 A. Suitable for building two-cell battery packs for hobby and portable projects.
Specifications
- Cell configuration
- 2S (2 cells in series)
- Overcharge voltage
- 4.25-4.35 V ±0.05 V
- Over-discharge voltage
- 2.5-3.0 V ±0.05 V
- Max operating current
- 13 A
- Max limiting current
- 20 A
- Charging voltage
- 8.4-9 V
Frequently asked questions
What is the price of BMS 2S 20A 18650 Lithium Battery Protection Board in Egypt?
BMS 2S 20A 18650 Lithium Battery Protection Board currently costs between 55 and 105 EGP across 2 offers in Egypt.
Where can I buy BMS 2S 20A 18650 Lithium Battery Protection Board in Egypt?
BMS 2S 20A 18650 Lithium Battery Protection Board is available from Most Electronics and Circuits Electronics. Compare the offers above to find the best price.
How do I wire a 2S pack to this board?
Connect the cells in series and attach the balance leads in order from the negative end to the positive end (B-, B1, B2 for two cells), matching the markings on the board. Double-check polarity before powering up.
What input voltage should I use to charge the pack?
The listed charging voltage is 8.4 to 9 V for a 2S pack. Use a charger or supply that delivers this range, and do not exceed the board's ratings.
