Brand: DALY

DALY BMS 4S 12V 250A is a management system for 12V 4 cell LiFePO4 packs. The Daly Battery Management System (BMS) protection circuit ensures safety at every use and every charge, includes active BMS protection, contains a circuit that handles low voltage cutoff, high voltage cutoff, short circuit protection, and high-temperature protection for increased performance and longer life. DALY BMS features a very small size, making it ideal for tight applications. Additionally, it includes lots of aluminum heat sinking. 12 volts BMS adopts an injection molding sealing process to provide dustproof, shockproof, waterproof, and anti-accumulation protection. It supports multiple parallel systems. SMART BMS Mobile App enables users to, configure, and optimize their smart lithium battery systems. Suitable for trolling motors, solar energy storage, home solar & power walls, marine applications, fish finders, flashers, boating electronics, off-grid homes, Portable Power Station, RV storage, RV fan, cool RV accessory, solar fan, solar power bank, solar battery. Protection Specifications: Single cell over-charging voltage protection (second level): 3.75V ± 0.05 Single cell over-charging voltage protection recover (second level): 3.65V ± 0.05 Total voltage over-charging protection (second level): 14.8V Total voltage over-charging protection recover (second level): 14.4V Single cell over-discharging voltage protection (second level): 2.2V ± 0.05 Short circuit protection conditions: external load short circuit

• LITHIUM BATTERY MANAGEMENT SYSTEM: Provides comprehensive protection including low voltage cutoff, high voltage cutoff, short circuit protection, and temperature protection for increased performance and extended life of your 4S 12 volt 250 amp battery systems.
• SMART BMS: Bluetooth module for quick setup and configuration. Enables real-time monitoring, configuration, and optimization of your lithium battery systems, including SOC, voltage, current, and more. Notifications for critical information, providing superior safety, battery protection.
• SUPPORTS MULTIPLE PARALLEL SYSTEMS: The built-in parallel circuit of DALY BMS supports 8+ battery packs, letting you scale up capacity simply by adding more batteries - more power, longer runtime.
• MULTIPLE INTERFACE FUNCTIONS: Supports dual UART communication, BT module, and touch display. Features Bluetooth activation-free function - simply open the APP to wake up the BMS for easy connection.
• 5-YEAR WARRANTY. Packing list: 4S 12V 250 Amps Smart BMS ×1, B-P-Output line ×1, BT dongle ×1, sampling cable ×1, NTC ×1, manual ×1. Easy to install - everything you need for setup and operation. Certifications: ISO/FCC/RoHS/PSE/CE approved.