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Ningbo Quanhe Electronic Co., Ltd. – A trusted manufacturer since 1991, delivering reliable capacitor solutions for pulse energy, induction heating, DC-LINK, PFC, and HID lighting systems.
A legacy of innovation and engineering excellence in high-voltage capacitor technology.
We are a leading manufacturer of high-voltage capacitors serving diverse industries and research fields worldwide. With decades of experience, our mission is to deliver high-performance, durable, and safe capacitor solutions tailored to the most demanding applications.
Our Chief Technology Officer, Mr. Zhang Quan, is the founder and owner of the company. A senior engineer and alumnus of Beihang University, Mr. Zhang has been deeply involved in the research, development, and manufacturing of capacitors since 1991. His extensive expertise has driven continuous innovation and quality improvement across our product lines.
Our R&D team combines academic knowledge with practical experience to design capacitors that meet international standards and exceed customer expectations.
Products are exported to multiple countries, serving industries such as energy, manufacturing, lighting, and scientific research.
High-performance capacitors engineered for reliability, efficiency, and long service life.
Designed for high-current pulse discharge applications such as laser systems, electromagnetic forming, and pulsed power supplies.
Optimized for medium and high-frequency induction heating systems, offering low ESR and high ripple current tolerance.
Stable and reliable capacitors for inverter circuits, motor drives, and renewable energy systems requiring high capacitance and voltage ratings.
Power Factor Correction capacitors for industrial power systems, improving efficiency and reducing reactive power losses.
Specifically designed for High-Intensity Discharge (HID) lighting systems, ensuring stable ignition and long lamp life.
A specialized line of HID lighting capacitors known for durability, thermal stability, and compliance with international safety standards.
Engineered for applications requiring rapid charge-discharge cycles with minimal losses and high dielectric strength.
We offer tailored capacitor designs to meet specific voltage, capacitance, size, and environmental requirements.
Integrated capacitor banks for pulsed power, backup systems, and regenerative braking applications.
Robust film dielectric capacitors for harsh industrial environments with excellent self-healing properties.
Precision-tuned capacitors for use in resonant converters, RF generators, and induction heating inverters.
Designed to operate reliably in elevated temperature environments up to 110°C without derating.
Superior engineering, quality control, and customer support define our commitment.
Every capacitor undergoes rigorous testing for dielectric strength, leakage current, and endurance.
Low ESR and ESL ensure minimal energy loss and optimal performance in high-frequency applications.
Designed for durability with self-healing dielectrics and robust encapsulation to resist environmental stress.
Our team supports OEM/ODM projects with custom specifications and rapid prototyping.
Products meet international standards including IEC, UL, and RoHS for safety and environmental compliance.
Direct manufacturing enables cost-effective solutions without compromising on quality.
Find answers to common inquiries about our capacitors and services.
We specialize in high-voltage capacitors including pulse energy storage, induction heating, DC-LINK, PFC, and HID lighting capacitors. We also offer custom solutions.
Yes, our engineering team supports OEM/ODM projects with custom voltage, capacitance, size, and environmental specifications.
Standard models operate from -40°C to +85°C, with high-temperature versions available up to +110°C.
Yes, all our capacitors comply with RoHS and other relevant environmental and safety standards.
Please visit the official website at quanhedz.com to contact the sales team directly.
Get in touch with our team for inquiries, quotes, or technical support.
+86 574 8913 8140
+86 137 3600 4522
0086-0574-89138140
No.116, Building 3, Ningbo Keli Intelligent Industrial Park,
99 Xinsheng Road, Cicheng Town, Jiangbei District,
Ningbo City, Zhejiang, China (PC: 315031)
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