Blog O Power Supply Module OEM Manufacturer | Custom DC-DC Supplier China

Shenzhen Creatall Electronics is a China-based power supply module manufacturer, supplier and exporter serving B2B buyers worldwide. DC-DC step-up and step-down converter modules, AC-DC switching power modules, TP4056 lithium chargers, LED driver modules and PWM control boards with MP1584, LM2596 and XL6009-class regulators. We support wholesale orders, custom OEM/ODM production, bulk purchasing and sample orders with quotation on request.

• Factory direct pricing — no trading-company markup, quotation within 24 hours
• OEM / ODM support — custom logo, packaging, firmware and PCB revisions
• Low MOQ for trial orders, with bulk order discounts from 100 pcs
• Fast delivery — 1–3 working days for in-stock modules, 7–15 days for OEM batches
• 100% functional testing before shipment, anti-static packaging

Typical applications: Industrial control panels, LED lighting, battery packs, IoT devices, test equipment and DIY electronics. Key parameters: Input 3.6–36V; output up to 5A; efficiency 92–96%; OCP / OVP / thermal protection.

Wholesale pricing is tiered by quantity: sample order (1–10 pcs), trial order (50–200 pcs) and bulk order (500 pcs+). Send your target quantity and destination port, and we will return a quotation with EXW or FOB Shenzhen terms. MOQ is negotiable for mixed-model container orders.

1. Share specification, target price and annual volume
2. Engineering review and sample confirmation (3–7 days)
3. Custom logo / packaging / firmware, pre-production sample approval
4. Mass production, 100% test, shipment with QC report

What is your MOQ for power supply module?

Standard models start from 1 pc for samples and 100 pcs for wholesale pricing. OEM orders typically start at 500 pcs, negotiable for mixed models.

Can you provide a sample order before a bulk order?

Yes. Samples are charged at unit price plus courier cost, and the sample fee is refundable against a bulk order above 1000 pcs.

How fast can you quote?

Quotation is issued within 24 hours on working days once quantity, specification and destination are confirmed.

Do you support custom logo and packaging?

Yes — private label printing, custom gift boxes, manuals and barcodes are all supported under OEM terms.

What is the lead time for bulk orders?

1–3 working days for stock items; 7–15 working days for OEM production after sample approval.

Which payment and shipping terms do you accept?

T/T, Trade Assurance and PayPal for samples. EXW, FOB Shenzhen and CIF terms; DHL, UPS, FedEx and sea freight.