Contact Congsin

You are welcome to contact the inverter factory from China, support OEM inverters, come and get the inverter quotation

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Inverter Factory Contact Form | OEM & Wholesale Inquiry – Congsin

Looking to source reliable power inverters from a trusted Chinese factory? You’re in the right place.<

Whether you’re an OEM brand, wholesale distributor, or individual buyer, Congsin offers tailored inverter solutions with fast response and global support.

Use our contact form to get an accurate quotation, ask technical questions, or explore partnership opportunities. We usually reply within 12–24 hours.

Do you support OEM or ODM inverter orders?

Yes, we specialize in OEM and ODM services for power inverters. We can customize the logo, packaging, and even internal specifications based on your needs.

How can I get a quotation for your inverters?

You can contact us via email or WhatsApp with your requirements (power, voltage, quantity), and we’ll send you a quote within 12 hours.

What’s your MOQ (Minimum Order Quantity)?

For standard models, MOQ is usually 50–100 units. For customized models, we’ll confirm MOQ based on your specs.

How long is your production lead time?

Usually 5–15 working days depending on your order volume and customization level.

Can I get product samples before bulk order?

Yes, we support paid sample orders. Sample cost can be refunded in the final bulk order.

Do you provide after-sales technical support?

Absolutely. We provide 12-month warranty and lifetime technical support for all our inverters.

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