What is the lead time for production?

The average lead time is one month, applicable for both peak and off-peak seasons.

What payment terms do you accept?

We accept LC, T/T, and PayPal as terms of payment.

Is the product certified for shipping?

Yes, the battery complies with MSDS and UN38.3 regulations.

302wh Lithium-Ion Battery with MSDS Un38.3

Name: High Capacity Bb-2590/U Smbus Battery 21ah/302wh Lithium-Ion Battery with MSDS Un38.3
Brand: Shenzhen Power-Time Technology Co., Ltd.
SKU: 2257652345

Guangdong, ChinaShenzhen Power-Time Technology Co., Ltd.

US$429.00-459.00

50 Pieces

Sample price:US$369.00/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

LFP

Model NO.

PTO-2590S

Rechargeable

Size

Medium

Capacity

14.4V/21ah-28.8V/10.5ah

Smbus

Yes

Connector

Sc-C-179495

Transport Package

Single Box

Specification

120*115*80mm

Trademark

Power-Time

Origin

China

HS Code

8507600090

Production Capacity

50000pieces /Year

Key features

High Capacity Battery: 21Ah/302Wh Lithium-Ion with 14.4V/28.8V modes.

SMBus Communication: Supports SMBus v1.1 and SBData v1.1 protocols.

High Pulse Capability: Delivers up to 18A continuous current for 5 seconds.

OEM/ODM Customization: Full customization available from design to final product.

ISO 9001 Certified: Manufacturing process qualified with ISO9001:2015 standard.

100% Quality Inspection: Every finished product undergoes visual and function inspection.

Fast Lead Time: One month lead time for both peak and off-peak seasons.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

Shenzhen Power-Time Technology Co., Ltd.

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: 9 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤3.30h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company engaged in the development, production, and sales of electronic, communication, hardware and plastic molds, plastic products, protective equipment, and certain medical devices. It demonstrates professional technical supplier status, 3D software design capability, broad customization services, ODM and OEM capabilities, and evidence of new product development within the past year. Service processes include corrective and preventive action procedures and customer complaint handling with records, although finished-product inspection instructions lack written records and the service-assessment procedure has no records. The supplier has exported for nine years and holds self-operated import/export rights. No certification information, overseas service infrastructure, or overseas service coverage is provided. SDK availability is explicitly absent.

Supplier typeThe supplier is classified as a combined company and is described as a professional technical supplier. Its stated business scope covers R&D, production, and sales across electronic and communication products, molds, plastic products, protective equipment, and selected medical devices, indicating a manufacturer with technical development activities rather than a purely trading entity.

After-Sales capabilityThe supplier has clear procedures with followed records for corrective and preventive actions and for handling customer complaints effectively. However, the evidence does not describe the scope, response times, channels, or outcomes of after-sales service, so the documented service-process evidence is positive but incomplete.

R&D capabilityThe supplier provides 3D software design services, is identified as having R&D capability, reports new products within the past year, and offers ODM services. It explicitly has no available SDK, which limits the evidence for software-development integration, but the product and design innovation evidence is positive.

Production capacityThe stated business scope includes production and sales of electronic and communication products, hardware and plastic molds, plastic products, protective products, and medical devices. This directly supports production capability across multiple product categories, although capacity, equipment, and output levels are not provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same broad customization range is reported in two slices, providing direct evidence of substantial customization capability.

Client casesThe supplier reports OEM service for well-known brands, which is evidence of at least some brand-customer experience. No customer names, product examples, order scope, duration, or independently verifiable case details are provided, so the depth and verifiability of its customer cases remain limited.