What happens if the battery is damaged during shipping?

Contact us with pictures or videos. We will communicate to resend, replace, or refund the product cost. The buyer pays return shipping if sending cells back.

3.7V E58 E61 E66 Rechargeable Lithium Polymer Pouch Cell Battery High Capacity Nmc, E66ah IEC/CE Certified

Name: 3.7V E58 E61 E66 Rechargeable Lithium Polymer Pouch Cell Battery High Capacity Nmc, E66ah IEC/CE Certified
Brand: Shenzhen Hengwangda New Energy Technology Co., Ltd.
SKU: 2263797625

Guangdong, ChinaShenzhen Hengwangda New Energy Technology Co., Ltd.

US$17.00

10-99 pieces

US$15.00

100-999 pieces

US$13.00

1,000-9,999 pieces

US$8.50

10,000+ pieces

Product specifications

Polymer Battery

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Type

LiFePO4 Battery

Cathode Material

LFP

Model NO.

LG E58

Rechargeable

Yes

Size

11.5*98*322mm

Model Number

3.7V 58ah

Capacity

58ah

Weight

820g

Voltage

3.7(V)

Cycle Life

6000 Times

Cathode Materials

Ncm

Battery Size

Polymer Battery

Electric Energy

214.6

Operating Temperature(℃)

0-22℃

Battery Type

Solid State

Apllication

Consumer Electronics, Power Tools, Boats

Transport Package

42*25*30cm

Specification

11.5*98*322mm

Trademark

Other

Origin

Guangdong, China

HS Code

8507600090

Production Capacity

500000 Pieces/Moon

Key features

High Cycle Life: Supports up to 6000 charge cycles for long-term durability.

Certified Safety: IEC and CE certified for reliable performance and safety standards.

Pre-shipment Testing: Each cell undergoes capacity, voltage, and resistance testing before delivery.

Free Accessories: Includes bus bars and bolts with each battery cell.

Custom Packaging: Options for wooden packing and high-hardness sponge protection.

Flexible Customization: Offers full customization, minor customization, and sample-based design.

Wide Application: Suitable for solar storage, RVs, boats, and consumer electronics.

Fast Shipping: RTS products receive priority shipping for quick delivery.

Company profile

In-stock CapacityFast DeliveryProduct CertificationQuality Assurance

Shenzhen Hengwangda New Energy Technology Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier is a combined company focused on lithium battery sales, customized solutions, and technical support. It reports strong R&D capabilities, new products within the past year, ODM services, and broad customization options. Production evidence is limited to one production line, with no ongoing quantity reconciliation and no standardized outsourcing procedure. Service processes and corrective-action procedures exist but lack written records, while overseas support is limited: no agents, branches, warehouses, showrooms, or offline trade-show participation are reported. Quality assurance is stated, but certification, financial credibility, and customer-case evidence are not provided.

Supplier typeThe supplier is identified as a combined company rather than an offshore company. Its described business centers on lithium battery sales, customized solutions, and technical support, indicating a supplier combining commercial and operational functions.

R&D capabilityThe supplier reports an R&D team, new products within the past year, and ODM service availability. Its focus on customized lithium battery solutions and technical support further supports active product-development capability.

Production capacityThe supplier reports one production line and in-stock capability, but it has no valid manufacturing-capacity contract with associated subcontractors, no ongoing batch quantity reconciliation, and no standard outsourcing procedure. These documented controls indicate production-management weaknesses despite the stated production capacity.

Customization capabilityThe supplier explicitly supports customization from samples, minor and full customization, customization from designs, flexible customization, and ODM services. Its core business also includes customized lithium battery solutions, providing direct evidence of broad customization capability.

Product Q&A

Q:What is the warranty and return policy?

You can test cells within 15 days of arrival. Unused batteries with intact electrodes and good appearance can be returned, but the buyer pays shipping. Returns are not accepted after assembly or for damage caused by improper use.

Q:Do the batteries come with bus bars and bolts?

Yes, each battery cell comes with 1 bus bar and 2 bolts or studs for free. Contact us if you need more or special specifications.

Q:How many cells do I need for my system?

For a 48V system, you need 16 pieces. For a 24V system, you need 8 pieces. For a 12V system, you need 4 pieces.

Q:Can I get a refund if I assemble the battery incorrectly?

No. Refunds are not accepted for wrong assembly, unbalanced assembly, or damage caused by incorrect wiring, charger failure, or lack of BMS protection.

Q:How can I place an order?

You can place a Trade Assurance order online. For RTS products, pay directly if shipping costs are clear, or provide shipping info for sales to create an order.