Do you support customization?

Yes, customization is accepted with flexible MOQ. Logo printing starts at 500 pcs, while color, ODM, and parameter customization start at 1000 pcs. Some special products have MOQ less than 500 pcs.

Ultimate 4000A Portable Jump Starter with 24000mAh Power

Name: Ultimate 4000A Portable Jump Starter with 24000mAh Power
Brand: Guangzhou Senfly Technology Co., Ltd
SKU: 2228814895

Guangdong, ChinaGuangzhou Senfly Technology Co., Ltd

US$49.90

500-999 Sets

US$48.90

1,000-1,999 Sets

US$47.90

2,000-2,999 Sets

US$45.90

3,000-4,999 Sets

US$43.90

5,000+ Sets

Product profile

Customization

Available

After-sales Service

7/24 Hours

Warranty

Model NO.

S-T25

Certification

un38.3, FCC, RoHS, CE

Battery Type

Lithium-ion

Output Voltage

12V

Usage

Car Power Bank Jump Starter

USB Output

5V2a

Use

Passenger Car, Motorcycle,Truck

Color

Black

Certified

MSDS/Un38.3

Peak Current

3000A

CE5 Output

12V

Cycle Life

3000X

Function

LED Light,Spark Proof,Digital Screen

Input

Type-C5V

Single Gross Weight

2.520kg

Total Output

74wh

Charging Output

USB-C

Application

Carpassenger Car,Motorcycle, Truck

Starting Current

1500A

Transport Package

Cartoon Box

Specification

475*270*280mm

Trademark

Customized

Origin

Guangdong

Production Capacity

150000PCS/Month

Key features

24000mAh High Capacity: Ultimate 4000A portable jump starter with 24000mAh power for reliable vehicle starting.

100% Manufacturer: Senfly is a 100% manufacturer with 20+ years experience, offering direct factory pricing.

Flexible Customization: Supports logo, color, ODM, and parameter customization with flexible MOQ starting from 100 pcs.

Multi-Device Compatibility: Suitable for passenger cars, motorcycles, and trucks with 12V output and USB-C charging.

Comprehensive Certifications: Products certified with UN38.3, FCC, RoHS, CE, and MSDS for safety and quality assurance.

Fast Sample Delivery: Sample delivery time is usually 1-2 days, allowing quick testing and comparison.

7/24 After-Sales Support: Round-the-clock customer service available to assist with inquiries and technical support.

Cost-Effective Logistics: Offers platform-certified logistics for bulk goods to reduce shipping costs and ensure safety.

Company profile

Importers and ExportersFlexible Customization3D Software DesignR&D Capabilities

Guangzhou Senfly Technology Co., Ltd

Guangdong, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤0.48h

AI-Powered supplier vetting

SummaryGuangzhou Senfly Technology Co., Ltd. is identified as a manufacturer/factory in Guangdong, China, specializing in automotive emergency power products such as jump starters and tire inflators. The supplier states that it has 15 years of experience in this area, nine production lines, 11–20 quality-control staff, 50 years of combined R&D engineer experience, and a 10,000-square-meter R&D and manufacturing center established in 2024. It reports annual product output of 2,000,000 jump starters and 1,000,000 tire inflators. The supplier also claims to accept ODM orders and possess more than 150 patented technologies. An SGS audit is recorded, but the provided data does not identify the audit result in interpretable terms or establish current certification validity. Information on after-sales services, financial credibility, customer cases, traceability, detailed R&D documentation, OEM, SDK, and overseas capabilities is insufficient.

Supplier typeThe supplier is explicitly identified as Guangzhou Senfly Technology Co., Ltd., a manufacturer/factory in Guangzhou, Guangdong, China. Its stated focus is automotive emergency starting power supplies and related automotive products, indicating direct manufacturing involvement rather than only trading or distribution.

R&D capabilityThe supplier states that it has focused on automotive emergency starting power supplies for 15 years, employs R&D engineers with 50 years of total experience, operates a 10,000-square-meter R&D and manufacturing center established in 2024, and has more than 150 patented technologies. These statements provide explicit evidence of established R&D activity and patent output, although detailed innovation documentation and new-product launch data are unavailable.

Production capacityThe supplier identifies itself as a manufacturer/factory with nine production lines and a new 10,000-square-meter R&D and manufacturing center. Reported annual output includes 2,000,000 jump starter sets and 1,000,000 tire inflator sets, supporting a substantial production capability for its stated product categories.

Customization capabilityThe supplier explicitly states that it accepts ODM orders, which supports product customization. However, the slices do not confirm private-mold development, 3D design services, OEM execution, or detailed customization workflows, so the evidence supports ODM availability but not the full range of customization services.

Product Q&A

Q:Are you a factory or trading company?

Senfly is a 100% manufacturer for jump starters and also provides sourcing services for car tools to meet different needs.

Q:Can I get a sample for testing?

Yes, samples are accepted. You can click chat & inquiry to get details for testing and comparison.

Q:How to get the best price?

The price depends on the quantity; the more you purchase, the lower the price. Please click inquiry or TM for details.

Q:What is the shipping cost to my country?

For samples, air post is recommended for speed. For bulk goods, ship delivery is better to reduce costs. We can arrange platform-certified logistics or your preferred courier.

Q:What is your lead time?

Sample delivery is usually 1-2 days. Bulk goods lead time is usually 30-45 days, depending on customization needs, but can be shortened to about 25 days for continuous cooperation.