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Congsin Modified Sine Wave Inverter for Home Backup Power

Affordable, reliable Congsin modified sine wave inverter for home backup. Compact and easy to install, it powers lights, TVs, fans and chargers with built-in protections and international certifications.
Product Description

Reliable Home Backup with Congsin Modified Sine Wave Inverter

When the grid goes down, you need simple, dependable power fast. Congsin's modified sine wave inverter delivers stable AC power from your battery bank to run lights, TVs, fans, phone chargers and many household appliances. Designed for home backup and light off-grid use, it balances cost and performance for everyday needs.

Key Benefits

  • Cost-effective: Lower price than pure sine wave models while providing reliable backup power for most home devices.
  • Easy installation: Compact design with clear terminals and mounting points makes setup quick for DIY or professional installers.
  • Multiple protections: Built-in safeguards include overload, short circuit, reverse polarity, over-temperature and low-voltage shutdown to protect your equipment and battery.
  • Versatile output: Ideal for lights, TVs, fans, power tools, and device chargers. Works well with solar battery systems and portable power stations.

Applications

Perfect for everyday home backup, camping, RV trips, small workshops and emergency preparedness. This inverter pairs well with solar chargers, deep cycle batteries and portable power stations to provide power where and when you need it.

Why Choose Congsin

Guangzhou Congsin Electronic Technology Co., Ltd., founded in 1998, brings over 27 years of focused experience in power inverters and solar solutions. We operate automated production lines and multi-function testing to ensure quality. Our products follow ISO9001 standards and many models carry CE, EMC, LVD, ETL, FCC, RoHS and E-MARK approvals. We also support OEM/ODM, private labeling and custom solutions.

Simple Guidance

Modified sine wave inverters are a great economical choice for most home loads. For highly sensitive electronics, medical devices, or certain AC motors, consider a pure sine wave model. Contact our team for help choosing the right inverter for your needs.

Get reliable backup power today—choose Congsin for a proven, affordable solution that keeps your lights on and your devices running.

Detailed display

  • good power inverter car

Certifications

  • CE Certificate Number - TST20220680033-1S0

    CE Certificate Number - TST20220680033-1S0

  • CE Certifcate Nomber -  TS120220503108.2FC

    CE Certifcate Nomber - TS120220503108.2FC

  • ROSH -Certificate Number - TST20220503108-3RC

    ROSH -Certificate Number - TST20220503108-3RC

Frequently Asked Questions

Can I customize the color and logo?

Yes, OEM/ODM customization is supported.

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.

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 capacity battery is needed to meet long-term use?

It needs to be calculated according to the total power of the device, the formula is "Battery Capacity (Ah) = Total Device Power (W) × Usage Time (h) ÷ Input Voltage (12V)". For example, to drive a 1000W device for 5 hours, the required battery capacity = 1000×5÷12≈417Ah, it is recommended to use 2 200Ah batteries in parallel (total capacity 400Ah, actual usage about 4.8 hours).

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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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