What is the maximum suggested wire length?

The maximum suggested wire length is 0.5 meters (1.5 feet).

What is the minimum order quantity?

The minimum order quantity is 1 set.

Active Voltage Equalizer Balancer 3s 4s 15s 16s Balance Module BMS for Lead Acid Battery Balancer DIY Battery Pack

Name: Active Voltage Equalizer Balancer 3s 4s 15s 16s Balance Module BMS for Lead Acid Battery Balancer DIY Battery Pack
Brand: Changsha Deligreen Power Co., Ltd.
SKU: 2095097425

Hunan, ChinaChangsha Deligreen Power Co., Ltd.

US$18.00-22.00

1 Piece

Product profile

Customization

Available

Type

Lithium Battery

Certification

RoHS, CE

Model NO.

Recyclable

Model No.

Rechargeable

Chargeable

Voltage Difference

<10mv

Logo

Customizable

MOQ

1PCS

Certificate

RoHS CE

Shipment

DHL/UPS/FedEx/E-Packet

Balance Current

Volatge Differences

1V-3A

Working Effciency

>94%

Balance Method

Energy Transfer& Dynamic

Working Voltage

1.8V-5V

Battery Count Limited

Unlimited

Power Consumption

<50MW Per 1s

Battery Type

Li Ion/Lead Acid/Lto/Supercapacitor

Transport Package

Standard Express Packing

Specification

220*70*20mm

Trademark

Deligreen

Origin

China

HS Code

9032899090

Production Capacity

10000 Piece/Month

Key features

Wide Battery Compatibility: Supports Li-ion, Lead Acid, LTO, and Supercapacitor types including LiFePO4 and AGM.

High Working Efficiency: Achieves over 94% efficiency when balance current is 1A.

Ultra-Low Power Consumption: Idle current draw is less than 50mW per 1S module.

Extended Battery Lifespan: Can increase battery pack life by 2-3 times by preventing overcharge and over-discharge.

Precise Voltage Balancing: Reduces voltage difference to less than 10mV after equalization.

Flexible Series Configuration: Modules work with 3, 4, 5, 6, or 8 batteries in series.

Low Voltage Difference Threshold: Activates balancing at voltage differences as low as 300mV.

Customizable Logo: Logo customization is available for this product.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

Changsha Deligreen Power Co., Ltd.

Hunan, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Minor Customization CertifiedExport Year: 6 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤9.00h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryChangsha Deligreen Electronics/Changsha Deligreen Power Co., Ltd. is a China-based limited trading company established in 2017 with 12 employees and a valid import/export license. It offers battery and EV charging-related products, reports 90% export sales, and serves multiple international regions. Its stated annual output is 10,000,000 active battery balancers, with lead times within 15 working days in both peak and off-peak periods. The supplier has overseas warehouse capability and provides minor customization, supported by two R&D engineers. However, the evidence shows no new products launched in the past year, no ODM, branded OEM, or SDK capability, and no overseas agents, branches, showroom, or offline trade-show participation. Quality assurance, traceability, and formal service-management procedures are not documented; quality-control testing equipment is reported as zero. Customer satisfaction is claimed, but no specific customer cases are provided.

Supplier typeThe supplier is identified as a trading company and a limited company headquartered in Asia, with its operating entity in Hunan, China. It has 12 employees, is not part of a larger group, and holds a valid import/export license, indicating an independently operated trading business with export capability.

R&D capabilityThe supplier reports no new products launched in the past year, no ODM service, no branded OEM capability, and no SDK availability. It has two R&D engineers, but their stated responsibility is limited to minor customization, indicating limited documented innovation capability.

Production capacityThe supplier reports 10,000,000 pieces of annual active battery balancer output, lead times within 15 working days in both peak and off-peak seasons, and 90% export sales. These figures support operational production and export fulfillment capability, although the company is also classified as a trading company and has only 12 employees.

Customization capabilityThe supplier explicitly offers minor customization, and its two R&D engineers are assigned to provide minor customization. No evidence supports broader engineering, ODM, or SDK-based customization services.