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Item #:
91229843
DALY 3S 12V Li-ion BMS 200A Battery Pack Protection Board with Common Port and Balance Leads for Home DIY 18650 Battery Electronic Device(Standard
90% of respondents would recommend this to a friend
Item #:
91229843
XAF 85421
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Daly BMS maximizes lithium battery performance and extends battery lifetime to a large extent.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Smart Communication
Equipped with UART communication and Bluetooth monitoring, this BMS offers real-time battery status access, enhancing user experience and allowing seamless integration with smart devices.
High Current Support
Designed for 12V 30A applications, this battery management system efficiently manages high-current loads, making it ideal for demanding setups such as electric vehicles and portable power stations.
Versatile Compatibility
Compatible with 18650 battery packs, this BMS ensures a safe and efficient charging and discharging process, providing peace of mind while maximizing battery lifespan and performance.
Product Details
| Brand | DALY |
| Model Number | DALY-3S |
| UPC | 768677270743 |
| Manufacturer | Dongguan Daly Electronics Co., Ltd |
| Mfr Part Number | Li-ion 3S |
| Output Voltage | 12 volts |
| Item Dimensions | 8.7 x 4.72 x 1.26 inches (22.1 x 12 x 3.2 cm) |
| Color | Standard BMS |
| Item dimensions L x W x H | 8.7 x 4.72 x 1.26 inches (22.1 x 12 x 3.2 cm) |
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?
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Electric Vehicle Enthusiasts
Ideal for users building custom electric vehicles needing efficient battery management and communication capabilities.
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Renewable Energy Users
Perfect for those integrating lithium batteries into solar or wind energy systems requiring reliable monitoring and management.
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DIY Hobbyists
Great for individuals building personal battery packs needing advanced functionalities and easy Bluetooth connectivity.
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Commercial Applications
Not suitable for industrial or heavy commercial operations requiring high-capacity and robust BMS solutions.
Product Description
DALY 3S 12V Li-ion BMS 200A Battery Pack Protection Board with Common Port and Balance Leads for Home DIY 18650 Battery Electronic Device(Standard BMS,200A)
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Customer Questions & Answers
-
Question:
What types of batteries are compatible with Daly BMS?
Answer: Daly BMS is compatible with various lithium batteries including LiFePO4, NMC, and LTO. -
Question:
How does the double protection feature work?
Answer: The double protection feature involves patent technology and a specialized shell that enhances durability and safety. -
Question:
What kind of support does Daly Electronics offer for BMS products?
Answer: Daly Electronics provides lifetime technical support and 24-hour one-on-one customer service.
DALY Power Converters DALY-3S Editorial Review
**** The Daly Battery Management System (BMS) has received overwhelmingly positive feedback from users, particularly for its robust Construction and dependable performance. Customers have noted that the BMS efficiently fulfills its intended role of providing low and high voltage protection as well as facilitating top balancing within battery packs, a crucial feature for maintaining battery health. Those who are new to battery management systems are encouraged to familiarize themselves with the principles involved, particularly regarding balancing, through available online resources. Reviewers also emphasized the BMS's practical parameters, even if some users expressed a desire for slightly altered voltage settings for both discharge (approximately 2.75V) and charge (4.2V ± 0.05V) to extend the lifespan of the battery packs. A frequent point of discussion among customers is the non-active balancing feature, which is suitable for those tinkering with smaller packs, as one user detailed their successful experimentation with a 3S, 11-12V configuration. While some users encountered minor confusion regarding the wiring harness—mentioning inConsistencies about the number of wires specified in the instructions—this did not detract significantly from their overall satisfaction with the product. The Consensus is that Daly BMS outperforms cheaper, less reliable alternatives. Users who have invested in higher-end systems such as JK BMS or Batrium also showed an interest in newer Daly models featuring smart capabilities and Bluetooth integration. Overall, the Daly BMS is highly recommended for both hobbyists and more serious battery builders for its reliability and solid engineering. **
Customer Reviews & Ratings
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Pros
- Well-built and robust Construction
- Effective low/high voltage/current protection
- Provides top balancing features
- User-friendly for those willing to learn
- Preferred over cheaper alternatives
- Interest in advanced models with smart features
Cons
- Non-active balancing may not meet all users' needs
Platform Trust & Buyer Confidence
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Jazz
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“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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“The delivery was fast and the product came undamaged and authentic.”
29 August 2026 · via Trustpilot
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“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
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XAF 85421
Order now and get it around Monday, October 05
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Features & Benefits
- Established in 2015, Daly Electronics specializes in lithium battery protective boards.
- Daly BMS supports a wide range of applications including electric vehicles and energy storage.
- Features include double protection, waterproof, dustproof, shockproof, and anti-static design.
- Easy installation with plug-and-play functionality.
- Custom BMS and bulk orders available with 24-hour customer service.
- Quality assured with multiple international safety certifications.
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