Energy Development
We bring safety and convenience to millions of households.
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Heterosexual
customization
ten thousand
Cycle life
KW/KG
Output power
15 yrs supercapacitor R&D.
Matching specs & solutions for your project.
About HEGA
From power grids and data centers to hospitals, factories, vehicles, aircraft, and communication equipment.
and smart home appliances power key devices
Never absent when it matters most.
In today’s era of rapid development, electricity has become indispensable in our daily lives. Hejia supplies high‑quality, high‑energy, long‑life capacitors worldwide, finding their place in every miniature electronic device. Our core philosophy is:
Electronic devices can experience short circuits at any time, but we are always prepared to handle such incidents, ensuring that our products help businesses safeguard valuable data and make people’s lives more convenient.
Learn about HEGA
Chengdu Hejia Polymer Materials Co., Ltd. specializes in the research, development, production, and sales of supercapacitors and lithium-ion capacitors. The company operates a proprietary 5,000-square-meter manufacturing facility, and its core team boasts over 15 years of industry experience, having participated in the R&D of supercapacitors for numerous large-scale domestic projects in sectors such as defense and new‑energy vehicles.
Team’s Industry Experience
Production specifications and models
Application areas cover
Learn how we deliver safety, reliability, and convenience.
In information communications, AI servers, smart home appliances, transportation, and energy storage, we quietly provide emergency power to these systems.
Learn more
0.1 ms–1 ms
Millisecond-level power response
Voltage sags and power-outage emergency triggers, far exceeding those of lithium batteries.
(Millisecond-level discharge)
500,000 to 1,000,000 times
Ultra-long cycle life
General‑purpose industrial‑grade electric double‑layer supercapacitor
500,000 to 1,000,000 full charge–discharge cycles
High energy density, compact size
It delivers energy dozens of times greater than that of a conventional capacitor, enabling us to address even the most demanding applications.
Safe and stable, with extremely low risk.
Energy storage involves only physical processes, with no risks of lithium dendrite formation, thermal runaway, or fire and explosion.
Ultra-wide temperature operating range
Equipment operates at full capacity in high-altitude cold regions and functions normally even in high temperatures.
Green and environmentally friendly, with no pollution.
It contains no heavy metals, cobalt, lithium, or other scarce and hazardous materials, and is easy to recycle and dispose of at end-of-life.
No electrolyte leakage or contamination, compliant with European standards.
Product Center
Hejia now has the capability to manufacture wound‑type series at 2.7 V, 3.0 V, 3.8 V, and 4.2 V, as well as composite‑type series at 5.5 V, 6.0 V, 7.5 V, 8.1 V, and 9.0 V.
As well as the capability to produce over one hundred specifications and models of supercapacitors, lithium-ion capacitors, supercapacitor modules, and modular units, including high-capacity series such as 13.5 V, 16 V, 48 V, 80 V, 90 V, 100 V, 200 V, 300 V, and 400 V.
Energy development, everyday safety, and convenience.
In today’s era of rapid development, electricity has become indispensable in people’s daily lives, and Hejia supplies it worldwide.High quality, high energy, long lifespanCapacitors are indispensable in every miniature electronic device.
Certification
We will drive a revolution in consumption, supply, and technology within the new energy sector, strive to become a company with the strongest capacity for technological innovation and global influence, and contribute our efforts to realizing the great Chinese Dream.
Chengdu Hejia Polymer Materials Co., Ltd.
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