How long is the warranty period?

The product comes with a 12-month warranty.

What is the output waveform?

The output waveform is a Modified Sine Wave.

What are the lead times for shipping?

Both peak and off-peak season lead times are within 15 working days.

High-Power 500W Portable Car Inverter with USB Charging

Name: High-Power 500W Portable Car Inverter with USB Charging
Brand: Guangzhou Congsin Electronic Technology Co., Ltd
SKU: 845622725

Guangdong, ChinaGuangzhou Congsin Electronic Technology Co., Ltd

US$11.32

100-999 Pieces

US$10.58

1,000-9,999 Pieces

US$9.39

10,000+ Pieces

Sample price:US$14.00/piece.Request sample

Product profile

Customization

Available

Nature of Source Flow

Active Inverter

Certification

ISO9001, RoHS, CE

Model NO.

CS500USB

Output Power

401 - 500W

Grid Type

off-Grid Inverter

Output Type

Single

Circuit Topologies

Full-Bridge Type

Nature of Wave String

Sine Wave Inverter

Type

DC/AC Inverters

Input Voltage

DC12V or DC24V

Outout Voltage

AC110V 120V or AC220V 230V

Application

Car Using, Phone, TV, Computer...

USB

2.1A

Warranty

1 Years

NW

0.42KG/PCS

GW

0.61KG/PCS

Packing Size

20PCS/CTN

Packing Box

61*25.5*26CM

Rated Power

360W

Peak Power

720W

Load Adjustment

Frequency

60/50HZ

Inverter efficiency

85%

Cooling

Fan

Transport Package

Plastic or Color Box

Specification

126*95*55mm

Trademark

Congsin

Origin

Guangzhou

HS Code

8504403090

Production Capacity

50000PCS/Month

Key features

High Peak Power Output: Rated 360W with 720W peak power capability for heavy-duty loads.

Dual Input Voltage Support: Compatible with DC12V and DC24V systems for versatile vehicle use.

Built-in USB Charging Port: Features a 2.1A USB port for convenient mobile device charging.

Comprehensive Protection System: Includes overload, short circuit, over/under-voltage, and temperature protection.

Wide Application Range: Ideal for cars, RVs, boats, and off-grid solar systems.

Flexible Output Voltage: Supports AC110V/120V and AC220V/230V to match regional standards.

Advanced Cooling Design: Equipped with a fan for efficient heat dissipation and low noise.

Certified Quality Assurance: Meets ISO9001, RoHS, CE, and FCC safety standards.

Company profile

Guangzhou Congsin Electronic Technology Co., Ltd

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2001-04-01 CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤24h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryGuangzhou Congsin Electronic Technology Co., Ltd is a China-based limited company established in 2021 with 54 employees and a 925 m² manufacturing site in Guangdong. It operates four production lines, has 11–20 quality-control staff, and produces power inverters, solar charge controllers, and related products. The supplier states that it exports to more than 40 countries and that exports represent 90% of total sales. It reports OEM/ODM capability, two years of R&D engineer experience, automatic wave soldering and multifunction testing equipment, and a one-year warranty for power inverters. However, no supplier-management-system certifications are listed. The provided information supports production, export, customization, and after-sales claims, while financial credibility and customer-case strength remain insufficiently evidenced. Reported output figures contain inconsistent entries, so production scale should be verified before reliance.

Supplier typeThe supplier is identified as Guangzhou Congsin Electronic Technology Co., Ltd., a China-based limited company established in 2021. It reports a 925 m² manufacturing plant, four production lines, and business activities spanning manufacturing, electrical and electronic products, and consumer electronics, supporting classification as a manufacturer rather than only a trading intermediary.

CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. No certification evidence is provided in the available information, indicating a documented gap for this field.

After-Sales capabilityThe supplier explicitly describes itself as a reliable power-inverter supplier offering a one-year warranty. This is direct evidence of a defined warranty-based after-sales commitment, although no further service-process or response-time details are provided.

R&D capabilityThe supplier reports an R&D department, professional engineer support, OEM/ODM project capability, automatic wave soldering machines, and multifunction testing machines. However, only two years of total R&D engineer experience is stated, and no patents, proprietary technologies, or product-development results are provided.

Production capacityThe supplier reports four production lines, 11–20 quality-control staff, product-specific output information, and fulfillment within 15 working days in both off-peak and peak seasons. The output data contains inconsistent and unusually large entries, so production capacity is supported in principle but requires verification.

Customization capabilityThe supplier explicitly states that its R&D department supports OEM and ODM projects and that it has professional engineer support. Its stated export experience across more than 40 countries further indicates experience serving varied markets, although specific customization examples are not provided.