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Congsin 300W Modified Sine Wave Inverter — Reliable DC→AC Power

300W Modified Sine Wave Inverter — Reliable DC→AC Power by Congsin

Overview

The 300w modified sine wave inverter from Congsin converts 12V/24V DC to stable AC power, providing a compact, budget-friendly solution for powering small appliances and electronics. Designed for portable and vehicle-based scenarios, this inverter balances performance and cost for users who need dependable power without the High Quality price of pure sine units.

Key Features

Our 300w modified sine wave inverter offers continuous 300W output with surge capability for short-term startup loads. Built with multiple protections—overload, over-temperature, short-circuit and low-voltage alarm/shutdown—it ensures safe operation in mobile and off-grid environments. Intelligent cooling, LED indicators and universal AC outlets make it user-friendly and reliable for everyday use.

Applications

Ideal for vehicles, RVs, trucks, patrol vehicles, outdoor offices and small off-grid homes, the 300w modified sine wave inverter supports lighting, power tools, chargers, small refrigerators and audio/visual equipment. It’s also a practical component in solar hybrid setups and portable power stations where cost-effectiveness and robust performance matter.

Manufacturing Excellence

Congsin—founded in 1998—brings over 27 years of focused inverter expertise. We operate fully automated production lines and advanced testing systems to guarantee product reliability. Our manufacturing quality is ISO9001 certified, and many models carry CE, EMC, LVD, ETL, FCC, RoHS and E-MARK approvals. Independent patents and continuous R&D reinforce our commitment to innovation.

Why Choose Congsin

Choosing Congsin means partnering with a seasoned OEM/ODM supplier that serves global markets across Europe, the Americas, the Middle East, Africa and Southeast Asia. We offer private labeling, bespoke customization and responsive technical support to match application-specific needs. For users seeking an affordable, well-engineered 300w modified sine wave inverter, Congsin delivers dependable performance and proven safety compliance.

Specifications & Support

Key specs include 300W continuous output, peak surge capacity, input 12V/24V options, universal AC output and built-in protection systems. Detailed datasheets, OEM options and distribution support are available—contact Congsin for tailored solutions and volume supply.

300w modified sine wave inverter​ Display

FAQ:
Does it only support DC12V input voltage?

The regular model has DC12V input, and other input voltages such as DC24V can be customized. Please consult customer service for details.

Can it be connected to a battery long-term?

Yes, ensure good ventilation to avoid overheating.

Can the peak 720W supply power continuously?

The peak power is the instantaneous maximum power, and the continuous power supply is 360W. Ensure that the device power does not exceed the rated value when using.

Can this inverter power a laptop?

 If the laptop power is within 150W and the input is AC220V, it can supply power normally.

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