TDK EPCOS B43564-S9578-M2 Aluminum Electrolytic Capacitor, 5700uF 400V, Screw Terminal

The TDK EPCOS B43564-S9578-M2 is a high-performance, screw-terminal aluminum electrolytic capacitor designed for industrial-grade power electronics. This component is part of the long-life B43564 series, specifically engineered to withstand high ripple currents and provide reliable energy storage in DC-link applications. With a substantial capacitance of 5700uF and a 400V rating, it is an essential component for high-power rectification and smoothing circuits where durability and electrical stability are critical.

Technical Specifications

• Manufacturer: TDK / EPCOS
• Part Number: B43564-S9578-M2
• Capacitance: 5700 µF
• Voltage Rating: 400 VDC
• Capacitance Tolerance: ±20%
• Operating Temperature Range: -25 °C to +85 °C
• Terminal Type: M5 or M6 Screw Terminals

Construction & Performance Features

• Mechanical Integrity: Housed in a polarized, vibration-resistant aluminum case with a high-grade insulation sleeve.
• High Ripple Current: Designed to handle significant current loads without compromising service life, making it ideal for heavy-duty cycle applications.
• Terminal Design: Screw terminal construction ensures a secure, low-resistance connection, facilitating ease of maintenance and long-term contact reliability.
• Safety Engineering: Features an integrated pressure relief device (safety vent) on the capacitor base to manage internal pressure in extreme operating conditions.

Industrial Applications

• Power Converters: Primary DC-link energy storage for frequency converters and motor drive systems.
• Renewable Power: Filtering and energy buffering in wind power converters and solar central inverters.
• Industrial UPS: Critical energy storage in large-scale uninterruptible power supply systems.
• Medical & Industrial Equipment: High-grade power conditioning for imaging systems, welding machinery, and pulse power generators.