Looking for 4s Board? 4S 10A 18650 Lithium Battery Protection Board is available at Zbotic with fast shipping across India.
4S 10A 18650 Lithium Battery Protection Board
The 4S 14.8V 10A Lithium Battery Protection Board is equipped with over-charge, over-discharge, over-current, and short circuit protection, suitable for a variety of 3.7V lithium-ion batteries of different shapes. The HX-4S-A10 model is compact, meeting the needs for high integration and low-cost applications, ensuring a wide range of performance requirements to guarantee the absolute safety and reliability of the battery pack.
Connect four lithium batteries at B+, B3, B2, B1, B-, with P+ and P- serving as the output or input, as illustrated in the subsequent connection diagram.
Applications:
- Small power inverter
- Massager battery pack
- LED lamp backup power
- Electronic products
- Solar street lamp battery pack
- Monitoring standby power supply.
Specifications:
| Model | HX-4S-A01 |
|---|---|
| Charging voltage | 16.8V-17V |
| Under Discharge | 2.5~3.0V±0.05V |
| Upper working current | 8 to 10A |
| Internal resistance | less than 100mΩ |
| Effective life | more than 50,000 hours |
| Length (mm): | 72 |
| Height (mm): | 17.8 |
| Weight (g): | 3 |
Package Includes:
1 x 4S 10A 18650 Lithium Battery Protection Board
4S 10A 18650 Lithium Battery Protection Board Overview
The 4S 10A 18650 Lithium Battery Protection Board is a compact PCB module designed to safeguard a four-cell (4S) lithium-ion battery pack. Ideal for 3.7 V cells such as 18650s, it provides precise over-charge, over-discharge, over-current and short-circuit protection to ensure reliable and safe operation.
Key Features of 4S 10A 18650 Lithium Battery Protection Board
- Supports up to 4 series Li-ion cells with a nominal voltage of 14.8 V
- 10 A continuous charge and discharge current rating for moderate-power applications
- Built-in precision IC delivers fast, stable charging and accurate cell monitoring
- Comprehensive protection: over-charge cutoff, over-discharge cutoff, over-current limit and short-circuit trip
- Compact HX-4S-A10 design fits tight enclosures and high-integration battery packs
- All boards undergo load and ageing tests to guarantee performance and longevity
- Genuine product with fast shipping from Zbotic across India
Applications and Use Cases
- Portable power banks built from 4×18650 cells for outdoor gear
- DIY battery packs for LED strip lighting and emergency lamps
- Battery management in small electric scooters, e-boards or kick scooters
- Backup energy storage modules for solar or off-grid microcontrollers
- RC vehicles, drones or robotics projects requiring a 14.8 V power source
How to Use 4S 10A 18650 Lithium Battery Protection Board
Mount the board securely in your battery enclosure, then connect the negative lead of cell 1 to B-, the intercell taps to B1, B2 and B3, and the positive lead of cell 4 to B+. Link your charger or load to P+ (positive) and P− (negative). Ensure correct polarity and tight soldering or spot-welding for reliable contacts. After wiring, test the pack under light load and verify that the board cuts off at the specified over-charge and over-discharge voltages.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
What voltage range does this board support?
This protection board is designed for a 4S lithium-ion pack with a nominal voltage of 14.8 V, a maximum charge cutoff around 16.8 V and a minimum discharge cutoff near 12 V.
Can it handle high-current discharge loads?
Yes, the HX-4S-A10 board supports up to 10 A continuous discharge current. It will trigger over-current protection if the load exceeds this threshold or in the event of a short circuit.
Is it compatible with other 3.7 V cell formats besides 18650?
Absolutely. While optimized for 18650 cells, the board works with any cylindrical or prismatic Li-ion cells rated at 3.7 V, provided you connect four cells in series.
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Read More →Technical Specifications
| Current Rating | 10A |
|---|---|
| Cell Configuration | 4S |
| SKU | AI1053 |
| Weight | 0.0 kg |
| Availability | In Stock |
Applications & Use Cases
The 4S 10A 18650 Lithium Battery Protection Board is a versatile battery protection board used across a wide range of applications including lithium battery pack protection, power bank builds, e-bike battery management, solar energy storage, and UPS systems.
Common use cases:
- Building a custom lithium battery pack
- Adding overcharge/overdischarge protection
- Creating a DIY power bank
This product is ideal for battery pack builders and power electronics engineers.
Technical Tip: BMS boards prevent overcharge, overdischarge, overcurrent, and short circuit. Match cell count (S) and max current rating to your battery pack.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
Girish Garg (verified owner) –
This 4S 10A 18650 Lithium Battery Protection is reliable and efficient. Running my IoT setup 24/7 with no issues.
Sahil Reddy (verified owner) –
Excellent 4S 10A 18650 Lithium Battery Protection! Output is stable and reliable. Perfect for my electronics project.
Ishaan Chauhan (verified owner) –
Superb 4S 10A 18650 Lithium Battery Protection! Efficiency is high and it runs cool even under load.
Vansh Desai (verified owner) –
Great quality 4S 10A 18650 Lithium Battery Protection. Powering my entire project board with this. Very reliable.
Hemant Rawat (verified owner) –
Love this 4S 10A 18650 Lithium Battery Protection. Compact size and excellent performance. Worth the price.
Deepak Rajan (verified owner) –
This 4S 10A 18650 Lithium Battery Protection is reliable and efficient. Running my IoT setup 24/7 with no issues.
Vaishali Bhat –
Love this 4S 10A 18650 Lithium Battery Protection. Compact size and excellent performance. Worth the price.
Krishna Panchal (verified owner) –
Good 4S 10A 18650 Lithium Battery Protection. Output is stable. Gets slightly warm under full load but nothing concerning.
Shivam Panchal (verified owner) –
Good quality 4S 10A 18650 Lithium Battery Protection. Ripple is low. Suitable for most electronics projects.
Pankaj Mukherjee (verified owner) –
Superb 4S 10A 18650 Lithium Battery Protection! Efficiency is high and it runs cool even under load.