This 24V 6S 40A 18650 Li-Ion Lithium Battery Protection Board is designed to safeguard and optimize your lithium battery pack, making it perfect for e-bikes, scooters, and solar lighting systems. Equipped with a heat sink and advanced protection features, this board ensures reliable performance and longevity for your battery pack.

Key Features:

• 6-Cell 24V Configuration: Provides robust protection for 6-string lithium battery packs.
• High Discharge Current: Supports a maximum discharge current of 40A, with an instantaneous peak of 70A.
• Comprehensive Protection: Includes overcharge, overdischarge, overcurrent, and short circuit protection to keep your batteries safe.
• Balancing Feature: Ensures even charge distribution across all cells, enhancing battery lifespan and efficiency.
• Durable Design: Made from high-quality PCB material with a heat sink for improved thermal management.
• Easy Installation: Compact size and simple integration into existing battery systems.

Main Technical Specifications:

• Discharge Current: Maximum 40A, instantaneous 70A
• Charging Voltage: 25.5V
• Maximum Charging Current: 40A
• Overcharge Protection: Detection at 4.25±0.025V, release at 4.15±0.05V
• Overdischarge Protection: Detection at 2.7±0.1V, release at 3.0±0.1V
• Balance Detection Voltage: 4.125±0.025V
• Balance Current: 41±5mA
• Overcurrent Protection: Detection at 100mV, current protection at 75±5A
• Short Circuit Protection: Detection delay of 250uS, release upon load disconnection
• Operating Temperature: -30 to +80°C
• Size: 88*34*2.8mm
• Working Current: ≤40uA
• Internal Resistance: ≤20mΩ