0 ratings
DALY Smart BMS 4S 12V 250A LiFePO4 PCB Protection Board with Balance Leads, Wires 3.2V Battery Protection Module BMS for 18650 Battery Pack 12V with UARTSmart BMS,250A Fan
With the DALY Smart BMS, you can easily monitor and program charge and discharge protection parameters in real-time via Bluetooth or PC connection.
DALY Smart BMS 4S 12V 250A LiFePO4 PCB Protection Board with Balance Leads, Wires 3.2V Battery Protection Module BMS for 18650 Battery Pack 12V with UARTSmart BMS,250A Fan

DALY Smart BMS 4S 12V 250A LiFePO4 PCB Protection Board with Balance Leads, Wires 3.2V Battery Protection Module BMS for 18650 Battery Pack 12V with

0 ratings Write a review
Out of stock
us Imported from USA store
Our Top Logistics Partners
  • fedex
  • dhl
With the DALY Smart BMS, you can easily monitor and program charge and discharge protection parameters in real-time via Bluetooth or PC connection.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Smart Technology
Incorporates advanced smart technology for real-time monitoring, enhancing the safety and efficiency of your lithium battery pack, ensuring reliable performance under various conditions.
High Current Capacity
Supports up to 250A, making it suitable for high-demand applications. This ensures consistent power delivery, addressing the needs of energy-intensive projects effectively.
Balance Leads Inclusion
Equipped with balance leads, this BMS promotes optimal battery performance by evenly distributing charge and discharge across cells, extending battery lifespan and enhancing overall functionality.

Product Details

Shop DALY Smart BMS 4S 12V 250A LiFePO4 PCB Protection Board with Balance Leads, Wires 3.2V Battery Protection Module BMS for 18650 Battery Pack 12V with UARTSmart BMS,250A Fan online at a best price in Saint Lucia. B09WK83BW4
Item Weight1.5 lbs (680 grams)

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Suitable For
  • DIY Battery Builders

    Ideal for users building their own battery packs, ensuring safety and performance with effective battery management.

  • Electric Vehicle Users

    Perfect for individuals using LiFePO4 batteries in electric vehicles needing reliable power and protection management.

  • Off-Grid Energy Systems

    Beneficial for off-grid setups requiring efficient battery management to extend battery life and optimize performance.

Not Suitable For
  • Beginners

    Not suitable for users inexperienced with BMS systems who might struggle with setup and understanding functionalities.

  • High Voltage Projects

    This product is not designed for high voltage applications beyond its 12V rating, limiting its versatility.

  • Small Scale Applications

    Not recommended for small projects needing minimal power management, as its capacity may be overkill for such use.

Product Description

DALY Smart BMS 4S 12V 250A LiFePO4 PCB Protection Board with Balance Leads, Wires 3.2V Battery Protection Module BMS for 18650 Battery Pack 12V with UARTSmart BMS,250A Fan

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the purpose of the DALY Smart BMS 4S 12V 250A?

    Answer: The DALY Smart BMS 4S 12V 250A serves to manage the safety and performance of lithium iron phosphate (LiFePO4) batteries. It protects against overcharging, over-discharging, and short circuits, ensuring optimal operation. This is crucial when using battery packs in applications like renewable energy storage or electric vehicles, where battery safety is paramount.
  • Question: How does the balance lead feature work in this BMS?

    Answer: The balance lead feature ensures that each cell in the battery pack maintains the same voltage level, preventing imbalances that can lead to reduced lifespan or capacity. It monitors individual cells and equalizes their voltage during charging. This is especially important in setups involving multiple 18650 cells, as it helps in prolonging battery life and optimizing performance.
  • Question: Can the DALY Smart BMS be used with any battery type?

    Answer: No, the DALY Smart BMS is specifically designed for LiFePO4 battery chemistry. It optimally manages the charge and discharge characteristics unique to LiFePO4 cells, ensuring enhanced safety and efficiency. Using this BMS with other battery types could lead to malfunction or damage.
  • Question: What are the typical applications for the DALY Smart BMS?

    Answer: The DALY Smart BMS is commonly used in solar energy storage systems, electric bikes, and power tools. It is perfect for DIY battery pack builders looking to assemble a safe and efficient LiFePO4 battery pack. These broader applications highlight the versatility of the BMS in various consumer electronics and renewable energy systems.
  • Question: How many cells can I connect to this BMS?

    Answer: This BMS supports a 4S configuration, meaning it can manage a battery pack of four series-connected LiFePO4 cells. This is ideal for systems requiring a nominal voltage of 12V, allowing users to create robust battery packs suitable for home energy solutions or electric vehicle conversions.
  • Question: Does this BMS include a temperature sensor and why is it important?

    Answer: Yes, many configurations of the DALY Smart BMS come equipped with temperature sensors. This feature is crucial for monitoring cell temperatures during charge and discharge cycles, preventing overheating and potential thermal runaway situations. It enhances safety, especially in high-demand applications.
  • Question: What are the dimensions and specifications of the DALY Smart BMS?

    Answer: The DALY Smart BMS typically has a compact size appropriate for various DIY projects. It is important to assess the dimensions before purchasing to ensure compatibility with the intended battery pack configuration. Specifications such as current ratings and balancing capabilities should also be reviewed to meet specific operational requirements.
  • Question: Is it necessary to use a fuse with the DALY Smart BMS?

    Answer: Using a fuse in conjunction with the DALY Smart BMS is highly recommended. Fuses provide an additional layer of protection against short circuits and overcurrent situations, ensuring safe operation. In applications like electric vehicles or renewable energy systems, a fuse can help prevent catastrophic failures and enhance overall system reliability.
  • Question: Where can I buy the DALY Smart BMS 4S 12V 250A in Saint Lucia?

    Answer: You can conveniently purchase the DALY Smart BMS 4S 12V 250A from Ubuy in Saint Lucia. Ubuy offers a reliable shopping experience, ensuring that you can find the right BMS for your projects, backed by customer support and a seamless purchasing process.
  • Question: What is the significance of the PCB in this BMS?

    Answer: The PCB (Printed Circuit Board) in the DALY Smart BMS plays a vital role in providing a stable platform for all components, enhancing durability and reliability. It allows for efficient heat dissipation and protects the internal circuitry. Good PCB design ensures that all connections are secure, which is essential for the longevity of the battery management system.

DALY Household Batteries, Chargers & Accessories Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.