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Congsin Portable Modified Sine Wave Inverter — Reliable DC to AC Power

The Congsin portable modified sine wave inverter delivers affordable, dependable DC→AC power for vehicles, RVs, solar systems and off-grid use. Built by Guangzhou Congsin with ISO9001 and global approvals, it’s ideal for lighting, tools, chargers and everyday appliances.
Product Description

Congsin Portable Modified Sine Wave Inverter — Trusted Power on the Go

Designed by Guangzhou Congsin Electronic Technology Co., Ltd., a specialist power inverter manufacturer since 1998, this portable modified sine wave inverter gives you simple, reliable DC to AC power for a wide range of everyday needs. With over 27 years of experience, Congsin focuses on delivering safe, cost-effective power solutions for vehicles, RVs, solar setups and off-grid projects.

Key Features

  • Modified sine wave output for reliable performance with lighting, power tools, phone/laptop chargers, small appliances and pumps.
  • Compact, portable design — easy to carry and mount in cars, RVs, boats or field sites.
  • Built-in protections: overload, short-circuit, over-temperature and low input voltage protection for safe operation.
  • High manufacturing standards: automated production lines and multifunctional testing equipment ensure consistent quality.

Why Choose Congsin?

As a dedicated manufacturer of DC→AC inverters, portable power stations and solar charge controllers, Congsin combines practical design with rigorous testing. Our quality system is ISO9001 certified and many products carry CE, EMC, LVD, ETL, FCC, RoHS and E-MARK approvals. Independent patents and global OEM partnerships reflect our commitment to innovation and reliability.

Applications

This modified sine wave inverter is ideal for:

  • Vehicle and RV power supply — run lights, fans, chargers and small kitchen appliances.
  • Solar systems and off-grid cabins — convert DC battery power to AC for everyday devices.
  • Outdoor work and patrol — dependable backup power for tools and communication equipment.

Simple, Safe and Supported

We keep the design straightforward so it's easy to use and maintain. For sensitive electronics, consider our pure sine wave models; for everyday appliances and cost-effectiveness, the modified sine wave inverter provides excellent value. Congsin offers OEM/ODM, private labeling and global distribution support to meet custom requirements.

Choose Congsin for a dependable portable inverter that balances performance, safety and affordability. Contact us to find the model that fits your vehicle, RV, solar or off-grid needs.

Detailed display

  • 500W modified sine wave inverter with US Sockets (8)_结果
  • 500W modified sine wave inverter with US Sockets (5)_结果
  • 500W modified sine wave inverter with US Sockets (3)_结果

Qualification Certificate

  • CE Certifcate Nomber -  TS120220503108.2FC

    CE Certifcate Nomber - TS120220503108.2FC

  • ROSH -Certificate Number - TST20220503108-3RC

    ROSH -Certificate Number - TST20220503108-3RC

  • CE Certificate Number - TST20220680033-1S0

    CE Certificate Number - TST20220680033-1S0

Q&A

What is the difference between a pure sine wave inverter and a modified sine wave inverter?

Pure sine wave inverter has an output waveform close to mains power with low distortion rate (<3%), which can be safely adapted to precision devices such as computers, medical instruments, and inverter home appliances; modified sine wave inverter has a notched waveform, which easily causes device heating, malfunction or damage, and is only suitable for simple devices such as bulbs and fans.

What kind of distributors are you looking for?

We seek distributors with experience in the amusement or entertainment equipment industry and a strong local market presence.

Is customization available?

OEM/ODM support for logo, color, and packaging design.

What devices can be powered by this inverter?

Suitable for TVs, fans, computers, and small tools.

 

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Guangzhou Congsin Electronic Technology Co., Ltd.
5 Floor, B1 Building Longshan Industry Park, Yinglong Road Longdong Tianhe District, Guangzhou, Guangdong, China.
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Tags
3000W Sine Wave Inverter
3000W Sine Wave Inverter
modified sine wave inverter for solar
modified sine wave inverter for solar
DC 12V Power Converter
DC 12V Power Converter
500W Sine Wave Inverter
500W Sine Wave Inverter
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