ES6

YMIN ES6 Series Aluminum Electrolytic Capacitors: Industrial-Grade, High-Reliability Power Storage Solutions

In industrial power electronics, capacitor performance directly determines the stability and efficiency of the entire system. With a design life of 6,000 hours at 85°C, excellent ripple current handling, a compact design, and comprehensive environmental compliance, the YMIN ES6 series aluminum electrolytic capacitors are an ideal choice for demanding applications such as industrial power supplies, inverters, and medium-frequency furnaces.

Core Technical Features

The ES6 series utilizes advanced electrode foil processing and electrolyte formulation technologies, delivering exceptional performance across multiple key performance indicators. With a rated voltage range of 200V to 500V DC and capacities ranging from 1,000μF to 47,000μF, these capacitors meet the needs of most industrial applications. Under test conditions of 20°C and 120Hz, their loss tangent value does not exceed 0.18, significantly exceeding the industry average and ensuring the capacitor's low energy loss characteristics at high frequencies.

In terms of temperature characteristics, the ES6 series demonstrates excellent environmental adaptability. At -25°C, the capacity retention rate for the 200-450V specifications is no less than 70%, and for the 500V specification, no less than 60%. This feature ensures reliable startup and stable operation in harsh environments. The leakage current is strictly controlled to within 1.5mA or 0.01CV, demonstrating excellent insulation performance and material stability.

Structural Design and Reliability

The ES6 series offers a variety of sizes, from M5 to M8, with a maximum installation torque of 7.5N·m. This design not only ensures connection reliability under high current conditions but also facilitates installation and maintenance. The casing features an explosion-proof valve, which safely relieves pressure in the event of an abnormal increase in internal pressure, effectively preventing casing rupture.

The product's insulation performance deserves special attention. The insulation voltage between the terminals and the casing reaches 2000V AC, far exceeding the requirements of conventional applications. The insulation resistance is no less than 100MΩ, ensuring reliable isolation in harsh environments such as humidity. These safety features demonstrate a deep understanding of the actual needs of industrial applications.

Endurance test results show that, after 6000 hours of continuous operation at an ambient temperature of 85°C and with rated voltage and ripple current applied, the capacitance change rate did not exceed ±20%, the loss tangent did not exceed 200% of the initial specification, and the leakage current remained within the initial specification. These data fully demonstrate the product's reliability under long-term continuous operation.

Ripple Current Withstand Capacity

Ripple current withstand capacity is a key metric for evaluating the performance of power capacitors. For example, the ES62D472ANNCG06M5 (200V/4700μF) has a rated ripple current of 8900mA. More importantly, the product provides comprehensive frequency and temperature correction factors, enabling engineers to accurately calculate the actual usable ripple current under different operating conditions.

As frequency increases, the capacitor's ripple current withstand capacity significantly increases. At a frequency of 100kHz, the correction factor reaches 1.4, meaning the actual withstand ripple current is 40% higher than the baseline 120Hz condition. The temperature correction factor ensures that higher ripple currents can be safely used at lower ambient temperatures. For example, at 40°C, the correction factor is 1.89, providing additional safety margin for system design.

Technological Innovation and Quality Assurance

The success of the ES6 series is due to a number of technological innovations. The high-purity electronic aluminum foil used undergoes a special etching process, increasing its effective surface area by over 50% compared to ordinary aluminum foil. This is the foundation for its high capacitance and low ESR. The electrolyte formula has been carefully optimized to maintain stable conductivity over a wide temperature range while effectively suppressing gas generation, ensuring a long product life.

In terms of production, YMIN has introduced a fully automated winding system to ensure consistent winding tension for each capacitor core pack. A vacuum impregnation process ensures that the electrolyte fully penetrates every corner of the core pack, eliminating potential bubbles and voids. A final aging screening process ensures that every product meets the designed performance specifications.

Environmental Protection and Compliance

The ES6 series fully complies with the RoHS directive, and all materials are free of hazardous substances such as lead, mercury, and cadmium. The product is flame-retardant certified, effectively preventing the spread of fire in the event of a malfunction. It also meets CE certification requirements, ensuring seamless access to the European market.

For packaging and shipping, the product utilizes anti-static and moisture-proof packaging to ensure protection against damage during transportation and storage. Each product is uniquely serialized, enabling full traceability and providing customers with additional quality assurance.

Market Competitiveness Analysis

Compared to similar products, the ES6 series offers several competitive advantages. First, its 6,000-hour design life significantly extends the industry standard of 2,000 hours. While the initial investment is slightly higher, the overall lifecycle cost is significantly reduced. Second, its compact design helps equipment manufacturers save installation space, which is particularly important given the trend toward increasingly compact equipment.

YMIN also provides comprehensive technical support services, including application consulting, custom design, and fault analysis. The company has established a rapid response mechanism to ensure that customers receive solutions to technical issues within 48 hours, adding additional service value to its products.

Future Development Trends

With the advancement of Industry 4.0 and smart manufacturing, the requirements for power electronic components will continue to rise. The high reliability, long life, and environmentally friendly features of the ES6 series are precisely the direction of future development. The next generation of products is expected to maintain existing advantages while further increasing the upper operating temperature limit, enhancing high-frequency characteristics, and integrating condition monitoring functions to support predictive maintenance.

The YMIN ES6 series aluminum electrolytic capacitors, with their superior technical performance, reliable quality assurance, and wide application adaptability, provide high-quality energy storage solutions for industrial power electronics. Whether in traditional industrial inverters and medium-frequency furnaces, or emerging new energy equipment and intelligent manufacturing systems, the ES6 series plays a vital role, helping customers improve equipment performance, reduce operating costs, and achieve greater commercial value.