Q1: Are you a manufacturer or trader?
A: We are a manufacturer with over 15 years of experience, specializing in high-power semiconductor components such as thyristors, diodes, bridge rectifiers, and IGBT modules.
Our factory is located in Yueqing, Zhejiang, China's leading power electronics industrial base.
Q2: What is your MOQ?
A: For most models, our MOQ starts from 10 pieces, which allows flexibility for new distributors and OEM customers.
Q3. What are your payment terms?
A: For new customers:100% T/T in advance
For long-term partners: Flexible payment options can be negotiated
We support secure and transparent transactions for mutual trust.
Q4: What are your lead times?
A: Standard models: Ready in stock
Customized/high-volume orders: Lead time 7–15 working days
We maintain over USD 1.5 million worth of inventory to ensure fast delivery.
Q5: Do you support OEM or customized labeling?
A: Yes. We provide OEM services, including:
Custom labels
Logo laser marking
Packaging according to your brand
Helping our partners build localized branding.
Q6: What is your quality assurance process?
A: 100% full inspection before delivery
Products certified with ISO, CE, ROHS, TUV
In-house production with chip bonding, welding, and testing equipment
Reliability and aging tests were supported in-house
Ensuring consistent quality for industrial applications.
Q7: What markets do you serve?
A: Main Export Markets
Europe & Eastern Europe
India & Middle East
North America
South America & Africa
Our typical customers include:
Power electronics distributors
Industrial control/inverter/UPS/charging pile equipment manufacturers
Energy and automation integrators
Q8: What makes DUKEN different from other suppliers?
A: Complete in-house manufacturing line
Located in China's top industrial cluster
R&D focuses on low-loss chips and solder-free technology
Professional customization for industry applications
Q9: Can I get samples?
A: Yes, we offer samples for testing for qualified clients.
Please contact us with your requirements.
Q10: How do I place an order or request a quotation?
A: Simply send us your list of models or technical drawings.
Our engineering team will respond with a quotation within 24 hours.
We look forward to becoming your reliable and long-term partner in power semiconductor solutions.