How to maintain the battery?

The battery should be stored in a clean, dry, ventilated, dark environment when not using. Keep it after full charge, recharge it every 3 months or 6 months.

What about after-sale service?

We will offer you 1 year guarantee. If there are any problems, please inform us, we will offer you positive solutions. Besides, we also have office and warehouse in US/Germany, can give you better after-sale service.

Can you provide OEM and ODM service?

Yes, we are a professional Electric Bike Battery manufacturer with a factory, which produces all kinds of high quality Ebike lithium batteries as customers' requirements and designs. Welcome to place OEM and ODM orders and visit our factory.

What is the difference between Li-ion battery, Ni-MH battery, and Lead acid battery?

Ebike Li-ion batteries have longer cycle life, normal cycle life is 600-800 times, and also with light weight, small size, no memory effect, non-toxic, and environmental. Recommended by seller.

Long-Life 12.8V 15ah Lithium Iron Phosphate Battery 2000+ Deep Cycles

Name: Long-Life 12.8V 15ah Lithium Iron Phosphate Battery 2000+ Deep Cycles
Brand: Nantong Ningyuan Automation Technology Co., Ltd.
SKU: 2272829945

Jiangsu, ChinaNantong Ningyuan Automation Technology Co., Ltd.

US$21.00

20-99 Pieces

US$20.00

100-199 Pieces

US$19.00

200+ Pieces

Sample price:US$25.00/piece.Request sample

Product profile

Customization

Available

Type

Lithium-Ion Battery Pack

Connection Mode

Series and Parallel

Model NO.

12-15

Rechargeable

Chargeable

Discharge Rate

Low Discharge Rate

Size

Medium

Accessories Type

Chargers

Rated Capacity

15ah

Standard Voltage

8.4V～12V

Usage

Power Supply

Electrolyte

LiFePO4

Weight

1.25kg

Capacity

192wh

Cycle Life

2000 Times

Nominal Voltage

12.8V

Nominal Capacity

15ah

The Charging Rate

The Discharge Rate

Transport Package

Standard Export Package

Specification

32140

Trademark

CNNTNY

Origin

China

HS Code

8507600090

Production Capacity

5000packs Per Month

Key features

Long Cycle Life: Provides 2000+ deep cycles for extended durability and performance.

1-Year Warranty: Comprehensive 1-year guarantee covering defects and capacity issues.

OEM/ODM Services: Professional customization available for designs and requirements.

Advanced BMS Protection: Equipped with SEIKO IC BMS to prevent short circuits and overcharging.

Fast Shipping: Orders dispatched within 5 days with global shipping options.

Global Support: Offices and warehouses in US and Germany for better after-sales service.

High Capacity: 12.8V 15Ah Lithium Iron Phosphate battery with 192Wh energy.

Versatile Application: Suitable for solar storage, home appliances, and electric power systems.

Company profile

Years of Export Experience100% Finished Products InspectionProduction Process VisualizationManagement Certification

Nantong Ningyuan Automation Technology Co., Ltd.

Jiangsu, 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: 13 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.52h

AI-Powered supplier vetting

SummaryNantong Ningyuan Automation Technology Co., Ltd. is presented as an R&D-oriented Li-ion battery innovation enterprise with one production line and export experience spanning 12 years. It provides sample-based, minor, full, and flexible customization, as well as ODM and OEM services for well-known brands. Production and service controls include written procedures for inspection, corrective and preventive actions, customer complaints, and supplier assessment. The supplier reports inventory capability, valid contracts with associated subcontractors, and lead times within 15 working days in both peak and off-peak seasons. However, it lacks an available SDK, overseas warehouses, overseas showrooms, overseas agents or branches, and documented R&D design-input/output/review/verification/validation records. No certification information or specific customer case details are provided. Financial information is present only as year references, so financial credibility cannot be determined.

Supplier typeThe supplier is identified as Nantong Ningyuan Automation Technology Co., Ltd., an innovation enterprise focused on the R&D and application of Li-ion batteries. It operates one production line and serves export markets in South America, Southeast Asia/Mideast, Europe, and North America.

After-Sales capabilityThe supplier has written procedures and records for handling customer complaints and corrective/preventive actions, and accepts multiple service payment terms. However, it has no overseas warehouse, overseas showroom, overseas agents, or branches, which limits documented overseas service infrastructure.

R&D capabilityThe supplier reports new products during the past year, ODM capability, and R&D software skills in AutoCAD, Pro/E, and SolidWorks. Its R&D documentation is not available for audit, and no SDK is available, so the evidence supports active design capability but not a fully documented or software-enabled innovation system.

Production capacityThe supplier operates one production line, reports inventory capability, valid contracts with associated subcontractors, and lead times within 15 working days in both peak and off-peak seasons. Written procedures cover finished-product inspection, supplier assessment, quality assurance, complaints, and corrective actions, while export experience is stated as 12 years.

Customization capabilityThe supplier explicitly offers customization from samples, full customization, minor customization, and flexible customization. It also provides ODM services, indicating capability to support both modification and original product design requirements.

Product Q&A

Q:Are you a factory?

Yes, our factory is in Jiangsu, China. Specializing in rechargeable batteries, lithium ion batteries, lithium batteries, power batteries, and chargers for more than 10 years.

Q:Do your e-bike batteries come with a charger?

All of our e-bike batteries come with a charger. We have normal chargers and fast chargers. If you need a fast charger, please contact us.

Q:Do your electric bike batteries come with a BMS?

Yes, our batteries all come with SEIKO IC BMS, with stable performance. It can protect the battery from short circuits, overcharging, over-discharge, and overcurrent.

Q:What is your delivery date?

Electric Bike Batteries will be sent out within 5 days after confirmed order. Shipping will cost 3-15 days, it depends on quantity and which battery you need.

Q:How long is the battery expected to last?

The battery should have around 800-1200 recharge cycles, about 2-3 years. Its capacity diminishes over time; when it goes down to 75%, you should replace it. The more you use the bike, the better the battery retains its capacity, since it keeps the Lithium moving.