Discover our highly requested industrial, mechanical, and energy-storage components manufactured to aerospace-level tolerance standards.
Unlocking unmatched transient power delivery, exceptional cycle life, and low-temperature durability.
Modern electrical engineering calls for energy storage solutions that bridge the gap between conventional dielectric capacitors (high power, low energy) and chemical batteries (high energy, low power). Supercapacitors, also known as Electric Double-Layer Capacitors (EDLCs) and ultracapacitors, solve this critical demand. By storing energy electrostatically via the reversible adsorption of ions at the interface between high-surface-area active carbon electrodes and organic or aqueous electrolytes, they enable rapid charge and discharge rates with close to zero structural degradation over hundreds of thousands of cycles.
As the global transition to renewable energy, smart mobility, and high-efficiency manufacturing gains speed, selecting the correct supercapacitor manufacturer becomes vital. Dynalink Electronic Technology stands at the center of this industry, offering advanced custom engineering capabilities, large-scale precision manufacturing facilities, and strict quality control compliance to deliver robust capacitor technology to global partners.
Dynalink Electronic Technology Co., Ltd (DL), established in 2007, currently has a workforce of over 800 employees, among which more than 200 are technical staff. It is a technology-driven design and manufacturing company specializing in power supplies, energy storage capacitors, and connectors.
With continuous investment in research and development and strong innovation capabilities, the company has built a complete industrial chain encompassing material research and development, product design, and precision manufacturing. Thanks to the advantages of high reliability and excellent performance, our products are widely used in key fields such as aviation, aerospace, shipping, railways, new energy vehicles, the medical industry, drones, and robots, providing customized solutions for customers worldwide.
Year Established
Expert Employees
R&D & Tech Staff
QC Tested Systems
Why leading global companies select Dynalink as their primary manufacturing partner.
China holds over 70% of the world's processing capacity for high-grade synthetic graphite, graphene, and specialized activated carbon raw materials. This strong integration allows us to procure high-purity electrode materials with minimal logistical costs, passing these cost-efficiencies directly to our wholesale procurement partners.
Our automated production facilities feature precision laser-cutting, high-tension winding, and automatic electrolyte vacuum impregnation. This level of process control minimizes human error, yielding cells with highly consistent Equivalent Series Resistance (ESR) and capacitance across large-scale production runs.
Leveraging our internal molding, stamping, and automated assembly operations, we can design, build, and test bespoke cell shapes, lead configurations, and modular bank structures in a fraction of the time required by Western manufacturers.
With immediate access to major international deep-water ports and airports, Dynalink offers seamless, customs-compliant international logistics. We regularly coordinate drop-shipping and bulk deliveries directly to production lines in the EU, Americas, and across Asia.
We perform 100% inline inspection for capacitance, ESR, leakage current, and physical seal integrity. Dynalink operations are certified to global aerospace, automotive, and industrial environmental standards.
Deciphering the technological shifts from 2025 to 2030.
Traditional carbon-based EDLCs have operated at cell voltages around 2.7V. Advancements in ultra-pure fluorinated organic electrolytes and surface-treated activated carbons now support cell voltages of 3.0V and higher. This voltage increase significantly improves energy density (which scales quadratically with voltage: E = ½CV²), allowing engineers to shrink capacitor packages or run fewer cells in series configurations.
Combining the electrostatic double-layer mechanism of an EDLC cathode with the intercalation mechanism of a lithium-ion battery anode yields the Lithium-Ion Capacitor (LIC). LICs offer energy densities up to four times higher than conventional supercapacitors while retaining high power capabilities and a lifetime of over 20,000 cycles, serving as a bridge technology for industrial transport and backup power systems.
As grid operators integrate more solar and wind capacity, voltage stability becomes a critical issue. Supercapacitors provide quick frequency response, active pitch control for wind turbines, and voltage sag compensation, protecting grid components from micro-interruptions and fluctuating inputs.
We deliver high-quality components and comprehensive customized development services backed by deep engineering expertise.
In drone applications, our capacitors support rapid charging and discharging while stabilizing the power supply during sudden motor acceleration. This transient power control protects delicate onboard avionics from voltage sags.
For modern data centers, our high-speed connectors and stable power capacitors ensure low-loss transmission of massive data volumes while safeguarding SSD flash arrays and RAID controllers from power loss events.
In industrial automation, our ruggedized capacitors and high-IP-rated connectors provide stable performance for machinery operating in high-temperature, high-vibration, and chemically aggressive manufacturing environments.
Utilizing our in-house computer-aided design and simulation platforms, we quickly translate customer specifications into functional designs, providing optimized solutions from single-cell units to complete energy storage packs.
Dynalink remains committed to ongoing R&D, working to advance solid-state battery technologies, increase capacitor energy limits, and manufacture low-loss connectors for next-generation system demands.
Using quality as our core standard, we continually optimize our materials, designs, and assembly processes to supply reliable products to global industries.
How our products integrate into key global engineering projects.
In subways, light rail, and electric buses, supercapacitors capture kinetic energy during braking and discharge it rapidly to support acceleration. This reduces grid power spikes and improves overall vehicle efficiency by 20% to 30%.
Wind turbines require immediate mechanical blade adjustment to prevent structural damage during sudden high winds. Our capacitor modules provide emergency pitch control power, operating reliably even in extreme freezing temperatures.
During power interruptions, our supercapacitor systems deliver instant bridging power to prevent system resets while backup diesel generators or fuel cells start up, protecting critical data and automated production flows.
Verifying our quality, performance, and environmental compliance through global testing agencies.
Answering key engineering questions about supercapacitor application and wholesale sourcing.
Supercapacitors store energy electrostatically without chemical reactions. This permits fast charge and discharge rates (seconds to minutes) and supports 500,000+ life cycles in temperatures from -40°C to +85°C. In contrast, lithium batteries store energy chemically, offering higher energy density but lower power delivery capabilities and a lifetime typically limited to 500–3,000 cycles.
ESR represents the internal resistance of the capacitor during current flow. Lower ESR limits energy losses and heat generation during quick discharges, improving efficiency and prolonging the device's service life. Controlling ESR is a key target in our automated production lines.
We perform rigorous accelerated lifetime testing (ALT) at elevated temperatures and voltages to verify cell longevity. Our automated assembly includes helium leak testing, electrode thickness profiling, and regular dielectric strength tests to ensure consistent quality for high-demand applications.
Yes. We design and assemble custom multi-cell capacitor modules. These systems integrate active cell balancing, voltage monitoring circuits, temperature sensors, and robust outer enclosures to meet specific voltage, current, and environmental requirements.
Standard cell configurations typically ship within 4–6 weeks. Custom capacitor modules or large wholesale orders require 8–12 weeks for fabrication, validation testing, and compliance documentation prior to port dispatch.
Explore our full line of connectors, industrial battery modules, and stacked energy storage solutions built to customer specifications.
Dynalink Electronic