Round 3s 4A 11.1V 18650 BMS for 18650 Battery Pack

Name: Round 3s 4A 11.1V 18650 BMS for 18650 Battery Pack
Brand: Shenzhen Li-ion Battery Bodyguard Technology Co., Limited
SKU: 885521935

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

US$1.25

1-4,999 Pieces

US$1.02

5,000+ Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Series

BMS Type

3s Battery Pack BMS

Model NO.

LWS-3S4A-421

Charging Current

Discharging Current

Type Voltage

12.6V

PCM Size

L17.5*W17.5*T4mm

Short Circuit Protection Function

Cut Load or Charging Activation

Over Current Protection

8~10A

Over Charge Protection

4.25+-0.025V

Over Discharge Protection

2.7+-0.005V

Discharge Rate

Accessories Type

Battery

Rated Capacity

>1000mAh

Standard Voltage

>12V

Electrolyte

Li-ion

Transport Package

Anti-Static Bag Packaging/ Carton Packaging

Origin

China

HS Code

8536300000

Production Capacity

50000 Pieces /Months

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: ≤7.19h

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.