How is the battery shipped?

It is shipped via sea freight in a 20-foot Dangerous Goods container (UN 3480 Class 9) from Shenzhen to the USA.

Does the battery have a memory effect?

No, there is no memory effect. It can be recharged at any state of discharge.

Cheap Deep Cycle LiFePO4 12V 300ah Lithium Ion Battery Pack for Solar Systems

Name: Cheap Deep Cycle LiFePO4 12V 300ah Lithium Ion Battery Pack for Solar Systems
Brand: Changsha Deligreen Power Co., Ltd.
SKU: 872088855

Hunan, ChinaChangsha Deligreen Power Co., Ltd.

US$285.00

4-9 cell

US$276.00

10-19 cell

US$267.00

20+ cell

Product profile

Customization

Available

Type

Lithium-Ion Battery Pack

Connection Mode

Series and Parallel

Model NO.

GBS-LFP300Ah

Rechargeable

Chargeable

Discharge Rate

High Discharge Rate

Size

Medium

Accessories Type

Battery

Standard Voltage

1.5V～4.8V1.5V～4.8V

Usage

Bus,Car,Solar,Boat,UPS,Ess

Electrolyte

Li-ion

Model

Gbs-LFP300ah

Rated Volatge

3.3V

Warranty

24 Months

Shipment

Sea Freight/Special Line/UPS/DHL/FedEx

Demension

365*73*312mm

Inner Resistance

<0.3ohm

Products Name

Cheap Deep Cycle LiFePO4 12V 300ah Lithium Ion Bat

Transport Package

Corrugated Container

Specification

11kg

Trademark

GBS system

Origin

Shenzhen

HS Code

8507600090

Production Capacity

1000PCS Per Month

Key features

High Cycle Life: Average lifespan of 5000 cycles, ranging from 2000 to 8000 cycles depending on discharge rates.

High Discharge Rate: Supports continuous 3C discharge rate, providing powerful energy output.

Superior Safety: LiFePO4 technology is non-explosive, safe from piercing or short-circuiting, and free of toxic acids.

No Memory Effect: Can be recharged at any state of discharge without self-discharging or memory issues.

24-Month Warranty: Comprehensive 24-month warranty coverage for all battery packs.

Versatile Applications: Suitable for solar systems, electric vehicles, boats, UPS, ESS, and stationary energy storage.

Low Internal Resistance: Features internal resistance of less than 0.3 ohm for efficient performance.

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.