CE Certification MAILI 300W Ultra-thin Wall-mounted Commercial Vehicle Inverter Charger New Small Design Off-Grid Low Frequency Pure Inverter & Converter Factories, Exporter

Model: QSP-300W
· 300 Watt continuous pure sine wave
· 900 watt peak power
· Integrated smart battery charger, offering 7 selectable battery type settings
· Features auto generator start and a multi-stage smart charger with current control switch
· Designed for marine and industrial use.


The 300W 12V/24V low-frequency power inverter charger converts DC power stored in batteries into AC electricity, suitable for powering various tools and appliances at home, in RVs, or commercial vehicles. It also includes an integrated AC-to-DC battery converter charger, enabling battery recharging from AC sources like generators, shore power, or household outlets. The built-in charger offers a 7-type battery selector and 4-stage charging for safe and efficient battery charging. This product is ideal for renewable solar, off-grid, mobile, and emergency backup power applications where 120V or 230V AC is needed.

Product Description

Product Details
Frequently Asked Questions
Q How can I request a sample before placing a bulk order?
You can submit an inquiry through our contact form or get in touch with our sales team directly. Sample requests are processed promptly, typically dispatching within 3 to 5 business days.
Q What is the typical lead time for production and delivery?
Standard manufacturing lead time ranges from 15 to 25 business days depending on order volume and specifications. Shipping durations vary based on the selected logistics method and destination.
Q Do you provide OEM and custom manufacturing services?
Yes, we offer comprehensive OEM and ODM solutions. Customization options include custom branding, structural modifications, specialized coatings, and tailored packaging solutions.
Q How is product quality ensured during manufacturing?
We enforce strict quality control protocols across all manufacturing stages, including raw material inspection, in-process monitoring, and final pre-shipment quality testing.
Q What payment methods and international trade terms do you accept?
We accept major international payment methods including Wire Transfer (T/T) and Letter of Credit (L/C). Standard commercial terms such as FOB, CIF, and EXW are available upon agreement.
Q What warranty and technical support services are provided?
All products come with a standard 12-month quality guarantee. Our technical support team is available to assist with product integration, troubleshooting, and operational guidance.

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