Square Plate 4s 6A BMS 16.8V Lithium Battery Circuit Board

Name: Square Plate 4s 6A BMS 16.8V Lithium Battery Circuit Board
Brand: Shenzhen Li-ion Battery Bodyguard Technology Co., Limited
SKU: 911039885

Guangdong, ChinaShenzhen Li-ion Battery Bodyguard Technology Co., Limited

US$1.50

10-999 Pieces

US$1.20

1,000+ Pieces

Sample price:US$1.50/piece.Request sample

Product profile

Customization

Available

Product Name

BMS Li-ion 7s10A Battery PCM

Max Discharging Current

Model NO.

LWS-4s8a-448-RO1

Over-Charge Voltage

4.25V

Over-Discharge Voltage

2.7V

Usage

Lithium Battery Packs, LiFePO4 etc

Application

Digital Equipment, Power Tool, Electrice

Mode of Production

SMT

Layers

Multilayer

Base Material

Fr-4

Customized

Condition

New

Delivery Time

7-15 Days After Payment for Small Order

Transport Package

in: Vacuum Packing/out: Packing: Carton Packing

Specification

L36*W36*T2.4mm

Trademark

lws

Origin

Shenzhen, Guangdong

HS Code

8536300000

Production Capacity

50000/Month

Key features

Comprehensive Protection: Protects against over-charge, over-discharge, over-current, short-circuit, and temperature issues.

Voltage Balance Function: Automatically balances voltage across cells to ensure stable performance and longevity.

High-End Components: Built with high-end ICs and MOSFETs for stable quality and reliable working performance.

Flexible Application: Can be used for fewer series batteries by leaving some connection pins empty.

Customization Support: ODM and OEM services available; parameters can be adjusted based on specific requirements.

No MOQ Requirement: No minimum order quantity required; suitable for various customer needs and sample orders.

Company profile

Self-brandedPatents AwardedYears of Export ExperienceHigh Repeat Buyers Choice

Shenzhen Li-ion Battery Bodyguard Technology Co., Limited

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 years CertifiedNearest Port: Shenzhen Port, Hong Kong PortAverage Response Time: ≤5.77h

AI-Powered supplier vetting

SummaryThe supplier presents itself as a Battery BMS manufacturer with documented quality, service, R&D, and production processes. It reports OEM and ODM services, SDK availability, 3D design, broad customization, recent new-product activity, and documented design and verification records. Production-related evidence includes SMT, screen printing, reflow soldering, AOI, coating, drying, packaging, and dedicated testing equipment, with standardized finished-product inspection instructions. It has participated in several offline trade shows and identifies Shenzhen and Hong Kong ports as nearby logistics points. However, the provided information does not establish certifications, named customer cases, or financial performance; it also reports no overseas warehouses, showrooms, agents, or branches.

Supplier typeThe supplier identifies itself as an active Battery BMS manufacturer and reports both OEM services for well-known brands and ODM services. This supports classification as a BMS manufacturer with contract design and manufacturing capabilities.

After-Sales capabilityThe supplier reports clear procedures and followed records for corrective and preventive actions and customer complaint handling. Its technology engineers also provide technical support for production and after-sales service, indicating documented and technically supported after-sales processes.

R&D capabilityR&D engineers handle customer-request confirmation, technical support, and new-product development; design input, output, review, verification, and validation documents are reportedly available for audit. The supplier also reports new products within the past year, ODM capability, and SDK availability, providing explicit evidence of active R&D capability.

Production capacityThe supplier reports multiple manufacturing and testing facilities, including SMT, screen printing, reflow soldering, AOI, coating, drying, packaging, and dedicated power-protection-board testing equipment. It also states that finished-product inspection instructions are available and uniformly followed, while quality assurance and written supplier-service assessment procedures are reported.

Customization capabilityThe supplier provides 3D software design services and reports customization from samples, designs, flexible customization, minor customization, and full customization. These statements directly support broad product and design customization capability.

Product Q&A

Q:How do I identify the material of my battery?

Check the battery body voltage. If it is 3.2V, it is LiFePO4. If it is 3.6V or 3.7V, it is Li-ion or Li-polymer. You can also ask the manufacturer.

Q:Can I use this protection board for my battery?

Ensure the number of series cells matches the board. Also, confirm the battery material (LiFePO4 has different parameters) and inform us if using LiFePO4.

Q:Is cell balance function necessary?

Yes. Since cells in a pack have slight performance differences, balance function ensures similar performance cells are grouped effectively for stability.

Q:What is the Minimum Order Quantity (MOQ)?

There is no MOQ. We support various capacities and sizes per requirements. ODM/OEM is welcome. Contact us with your voltage/cells/current needs.

Q:What happens if the wiring sequence is wrong?

Wrong connection can double the voltage or burn out the balance circuit. Minor issues may be repairable, but serious damage may require scrapping the board.