Explore Our Power Adapter Portfolio
Power Range
1W – 600W
Covers compact low-power devices to high-performance industrial systems. One supplier for your entire product lineup.
PRODUCT TYPES
Wall / Desktop / Interchangeable / Medical
Four product categories designed for different power needs, applications, and market requirements.
Certifications
UL / CE / FCC / CB / PSE / SAA / RCM
Certified for global markets. Helping you reduce approval time and reuse certifications across multiple projects.
Typical Applications
Smart Home · ICT · Industrial · Medical
Widely used in networking devices, smart electronics, industrial systems, and healthcare equipment.
Explore Our Power Adapter Categories
Four product categories covering 1W to 600W for different power needs and industries.
Merryking Factory Tour
See our production line, quality control process, and adapter output testing — from PCB assembly to final packaging.
Factory Snapshot
From component intake to outgoing inspection — every unit built and shipped under our own roof.
Why Choose Our Power Adapters
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Safe & Reliable Protection
Full protection suite including OVP, OCP, SCP, and OTP — ensuring safe operation and reducing field failure risks.
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Consistent Output Stability
Low ripple & noise design, ideal for industrial, medical, and communication equipment.
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Long-Term Supply Reliability
Built for durability and batch consistency, supporting long-lifecycle projects and repeat orders.
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Energy Efficient Design
Meets DOE VI / ERP standards, helping reduce energy consumption and meet regulatory requirements.
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Global Input & Application Flexibility
100–240V universal input, compatible with worldwide applications and multiple end devices.
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Certified for Global Markets
Complete certifications including UL / CE / FCC / CB — enabling faster market entry.
Industries We Serve
Certified power adapter solutions engineered for the world's most demanding industry applications.
Trusted by Industry Leaders
What Our Clients Say
Hear from our global partners about our commitment to quality, certifications, and reliable supply.
"The sample matched the production batch exactly. After three years of supply headaches with other factories, working with Merryking has been a completely different experience."
Hardware Procurement Manager
Germany
"CE and FCC documentation was complete and audit-ready when we needed it. The certification transfer process took under three weeks. No delays to our launch timeline."
Product Compliance Director
United States
"We've placed four repeat orders over 18 months. Output spec, housing dimensions, and packaging have been consistent across every batch. That reliability is rare at this price point."
Supply Chain Engineer
Australia
"Their engineering team responded to our custom output request within one business day. The pilot run was approved first pass. We moved to mass production four weeks ahead of schedule."
OEM Project Lead
South Korea
Custom Power Adapter Solutions for Your Project
Flexible customization across all product categories — designed to meet your exact electrical, mechanical, and branding requirements.
Output Voltage & Current
Plug Types
Cable & Length
DC Connector
Housing Color & Shell
Logo & Label Customization
Frequently Asked Questions
We provide wall mount, desktop, interchangeable plug, and medical-grade power adapters covering 1W to 600W.
Our products are certified with UL, CE, FCC, CB, PSE, SAA, RCM, and more for global market compliance.
Yes, our certified platforms can support OEM branding and help reduce your market entry time.
Yes, we offer full customization including output parameters, DC connectors, cables, and plug types.
Standard models have shorter lead times, while custom OEM projects typically take 3–5 weeks.
Yes, we offer sample testing before mass production to ensure compatibility and quality.
All products go through strict QC processes including aging tests, electrical testing, and final inspection.
Don't see your question? Our technical team is ready to provide immediate answers.
Tell Us What
Your Device Actually Needs
Most power adapter inquiries we receive don't have a complete spec sheet attached — and that's fine. Tell us your device, your target market, and your rough power requirement. Our engineering team will respond with a qualified recommendation within 24Hrs.
Send an Inquiry