How does the smart balance function work?

It automatically balances the voltage for single cells to ensure stable quality and working performance.

What is the lead time for delivery?

Off-season lead time is within 15 workdays, and peak season lead time is one month.

BMS 7s 4s-7s 15A PCM Lithium Battery Protection Board for Electric Tools

Name: BMS 7s 4s-7s 15A PCM Lithium Battery Protection Board for Electric Tools
Brand: Shenzhen Li-ion Battery Bodyguard Technology Co., Limited
SKU: 1922729925

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

US$6.50-8.50

1 Piece

Sample price:US$8.50/piece.Request sample

Product profile

Customization

Available

Product Name

LiFePO4 BMS

Usage

Lithium Battery Packs, LiFePO4 etc

Model NO.

LWS-7S15A-415(7S)

Series

4s-7s

Working Current

15A

Metal Coating

Copper

Mode of Production

SMT

Layers

Double-Layer

Base Material

Fr-4

Certification

RoHS, ISO

Customized

Condition

Used

Transport Package

Electrostatic Bag and Carton

Specification

L60*W25*T7mm

Trademark

LWS

Origin

China

HS Code

8536300000

Key features

Smart Balance Function: Automatically balances voltage for single cells to ensure stable performance.

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

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

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

OEM/ODM Service: Supply OEM and ODM services with customization options from samples or designs.

Certified Quality: Holds ISO9001, ISO14001, CE, and ROHS certificates for reliability.

Fast Delivery: Off-season lead time within 15 workdays; peak season within one month.

100% Inspection: Finished products undergo 100% visual and function inspection.

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: ≤6.12h

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.