Capacitor 8.2uF 400v

Capacitor 8.2uF 400V is a high-voltage electronic component designed to deliver stable energy storage and reliable performance in demanding power and industrial applications. First and foremost, this capacitor combines a precise capacitance value of 8.2 microfarads with a high voltage rating of 400 volts, which makes it ideal for circuits operating under elevated voltage stress. As a result, it is widely used in power supplies, industrial control systems, and high-voltage electronic designs where safety and durability are essential.

Capacitor 8.2uF 400V plays a critical role in smoothing DC voltage, reducing ripple, and stabilizing power lines. Moreover, it helps absorb voltage spikes and suppress electrical noise that could otherwise damage sensitive components. Therefore, engineers and technicians rely on this capacitor to enhance circuit reliability and extend the lifespan of electronic systems. In addition, its robust aluminum electrolytic construction ensures consistent performance even during continuous or heavy-duty operation.

Key Features

• High voltage rating of 400 V DC for demanding applications

• Stable 8.2 µF capacitance for effective energy storage

• Low leakage current, thus improving efficiency and safety

• Durable aluminum electrolytic dielectric for long service life

• Compact radial design for easy PCB mounting

• Reliable operation across a wide temperature range

Typical Applications

• High-voltage power supply filtering and smoothing

• Switch-mode power supplies (SMPS)

• Inverters and voltage conversion circuits

• Industrial automation and control panels

• Audio power amplifiers with high supply rails

• Repair and refurbishment of high-voltage electronic equipment

Operating Principle

Firstly, when a DC voltage is applied across the capacitor terminals, electrical energy is stored within the dielectric material. Then, as the circuit load changes, the capacitor releases this stored energy gradually. Consequently, voltage ripple is reduced and sudden fluctuations are minimized. Therefore, Capacitor 8.2uF 400V ensures smoother power delivery and protects surrounding components from electrical stress. Furthermore, this controlled charge-discharge behavior improves overall system stability and efficiency.

Advantages

• Enhances voltage stability in high-voltage circuits

• Reduces ripple and unwanted electrical interference

• Protects sensitive components from voltage surges

• Improves system efficiency and long-term reliability

• Suitable for continuous and industrial-grade operation

Datasheet – Technical Specifications

• Product Type: Capacitor

• Capacitance: 8.2 µF

• Rated Voltage: 400 V DC

• Tolerance: ±20% (typical)

• Polarity: Polarized (Electrolytic type)

• Dielectric Type: Aluminum Electrolytic

• Mounting Type: Radial lead / Through-hole

• Operating Temperature Range: −40°C to +105°C (typical)

• Application Areas: Power supplies, SMPS, inverters, industrial electronics