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On prepaid orders above INR 500
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Cash On Delivery
COD available for orders above INR 500
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DALY Smart BMS LiFePo4 4S 12.8V 100A Battery Management System with UART, CAN, RS485 and Bluetooth Communication Support
The DALY Smart BMS is a comprehensive Battery Management System designed to monitor and protect lithium-based battery packs (LiFePO₄ and others). It features intelligent protection, real-time data communication, and multiple interface ports to ensure battery health, safety, and remote diagnostics. The system integrates UART, CAN, and RS-485 communication along with Bluetooth support for enhanced connectivity. Passive balancing is included to maintain cell voltage uniformity and extend battery life.
Key Features:
- Designed for 4S LiFePO₄ battery packs (12.8V nominal)
- Supports 100A continuous discharge for high-power applications
- Advanced protection circuits for over-voltage, under-voltage, overcurrent, short-circuit, and temperature
- Multiple communication protocols: Bluetooth, UART, and CAN for real-time monitoring and external control
- Passive balancing to maintain cell health and uniformity
- Ideal for solar systems, electric vehicles, portable power stations, and energy storage systems
Specifications:
| Specification | Value |
|---|---|
| Model | LiFePO₄ 4S 12.8V 100A Smart BMS |
| Supported Battery Type | LiFePO₄ (4S) |
| Nominal Voltage | 12.8V |
| Charge Voltage | 14.6V |
| Charge Current | 50A |
| Continuous Discharge Current | 100A |
| Balance Current | 30 ±5 mA |
| Overcharge Detect Voltage | 3.75 ±0.05V per cell |
| Overcharge Release Voltage | 3.55 ±0.05V per cell |
| Over-discharge Detect Voltage | 2.20 ±0.1V per cell |
| Over-discharge Release Voltage | 2.50 ±0.1V per cell |
| Communication Protocols | Bluetooth, UART, CAN |
| Operating Temperature Range | -20°C to 70°C |
| Dimensions | Approx. 150 x 66 x 15 mm |
Package Includes:
1 x DALY Smart BMS LiFePO₄ 4S 12.8V 100A Module
1 x Bluetooth Module
1 x Buzzer/Alarm Module
1 x Switch with Connector
2 x Temperature Sensors
1 x Main Power Cable (Red & Black)
1 x Communication/Signal Cable
Returns Policy
Due to the type of products we sell, we accept limited returns. Below are the conditions where we can accept a return request.
1. Damaged During Shipment
If you receive a product damaged during shipment, please notify us within the 3 days of you receive the product, supported by the proper pictures and description. Once our support team accept the return, we will provide a replacement or a complete refund including the return shipping cost.2. Wrong Item Shipped
If your item looks different from what is shown in the image on our website, we will take the item back and provide a refund or replacement as per your choice.
Limitation of Returns
We don't accept the returns for the products damanged by improper use of the product. Moreover we don't accept the return, if the ordered product is not fit for any specific application. Please read the product specifications and datasheet before selecting and ordering a product. Returns are accepted only with 3 days from the date of delivery.Shipping
We ship to all over India with free shipping on all prepaid orders above 500. For Cash on Delivery orders INR 80 will be charged for orders below INR 599 and INR 30 will be charged for the orders above 599. Please contact to our support team at support@quartzcomponents.com for any question related to shipping.
Please note that the Minimum Order Value is INR 500 for COD orders.