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Item #:
170358215
DALY Smart BMS Li-ion 3S 12V 40A with Bluetooth BMS Real-Time Monitoring for Rated 3.7V Lithium Battery Pack Power Wheels Motors(Smart BMS,40A)
86% of respondents would recommend this to a friend
Item #:
170358215
USD 43
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Imported from USA store
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Order now and get it around Friday, October 16
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DALY BMS maximizes lithium battery performance, extends battery lifetime, and comes with double protection technology.
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Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Real-Time Monitoring
The DALY Smart BMS provides real-time monitoring via Bluetooth, allowing users to track battery performance and health from their mobile devices for optimal efficiency and peace of mind.
High Compatibility
Designed for 3.7V lithium battery packs, the BMS seamlessly integrates with various power wheel motors, delivering exceptional value for enhancement in performance and safety across numerous applications.
Smart Protection
Equipped with advanced protection features, the DALY Smart BMS safeguards against overcharge, over-discharge, and short circuits, ensuring higher reliability and longevity of lithium battery systems.
Product Details
| Brand | DALY |
| Model Number | DALY-3S |
| UPC | 768677271047 |
| Mfr Part Number | Li-ion 3S |
| Manufacturer | Dongguan Daly Electronics Co., Ltd |
| Unit Count | 1.0 Count |
| Item Dimensions | 5.03 x 2.6 x 0.71 inches (12.8 x 6.6 x 1.8 cm) |
| Color | Smart BMS |
| Item dimensions L x W x H | 5.03 x 2.6 x 0.71 inches (12.8 x 6.6 x 1.8 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 Users
Ideal for those using electric vehicles needing real-time battery monitoring and protection features for safety.
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DIY Battery Builders
Perfect for DIY enthusiasts assembling lithium battery packs who require a reliable management system.
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Power Tool Enthusiasts
Beneficial for users of power tools powered by lithium batteries, ensuring optimal performance and longevity.
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Non-Technical Users
Not suitable for users unfamiliar with battery management systems or lacking technical knowledge for installation.
Product Description
DALY Smart BMS Li-ion 3S 12V 40A with Bluetooth BMS Real-Time Monitoring for Rated 3.7V Lithium Battery Pack Power Wheels Motors(Smart BMS,40A)
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Customer Questions & Answers
-
Question:
What applications can the DALY BMS be used for?
Answer: It can be used for energy storage, electric vehicles, electric tools, electric wheelchairs, AGVs, and forklifts. -
Question:
How can I check the battery status?
Answer: You can check the battery status and modify parameters using a Bluetooth app or PC software. -
Question:
Is there customer support available?
Answer: Yes, we offer 24-hour one-on-one customer service and lifetime technical support.
DALY Power Converters DALY-3S Editorial Review
The DALY Smart BMS Li-ion 3S 12V 40A has garnered positive feedback from customers who appreciate its robust Construction and efficient functionality. Users have reported high satisfaction with its performance, noting that it effectively fulfills its purpose of maximizing battery pack longevity and ensuring safety. Many reviewers commend the BMS for its low/high voltage and current protection features as well as its top balancing capabilities, despite it not being an actively balancing system. Customers, especially those experimenting with battery pack building, find the BMS to be a reliable choice when compared to cheaper alternatives on the market. Users recommend it for both novice and experienced individuals, though they advise new users to familiarize themselves with BMS operations through available online resources. Although there are concerns raised about the optimal discharge and charge voltage settings, many users opt to fine-tune their usage parameters to extend battery life, demonstrating a commendable level of customization. Overall, the DALY Smart BMS is recognized for its solid performance, making it a recommended option for individuals in search of a dependable battery management system. **
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Pros
- Well-built and durable Construction
- Efficient functionality for battery longevity and safety
- Low/high voltage and current protection
- Top balancing capabilities
- Reliable alternative compared to cheaper options
- Suitable for both novice and experienced users
Cons
- Not an actively balancing system
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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USD 43
Order now and get it around Friday, October 16
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Maximizes performance and extends battery lifetime.
- Offers advanced double protection technology.
- Includes smart features like Bluetooth connectivity.
- Suitable for various applications, including electric vehicles and energy storage.
- Quality guaranteed with multiple certifications including ISO and CE.
- 24-hour customer service and lifetime technical support available.
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