KEMET P278 Paper Capacitor X1 480V AC 480V DC Through Hole Mount P278QS223M480A

KEMET P278QS223M480A paper capacitor is a high-quality passive electronic component used for EMI suppression and filtering in electrical circuits. It features a capacitance of 22nF and is rated for 480V AC and 480V DC operations, suitable for demanding industrial and electronic applications.

This capacitor is constructed from multilayer metallized paper encapsulated and impregnated in a self-extinguishing material that complies with UL 94 V-0 standards, ensuring safety and reliability. Its excellent self-healing properties significantly extend its operational life, even under frequent overvoltage events.

Designed for through hole mounting, this capacitor includes a lead pitch of 15.2mm and a pin diameter of 0.8mm, providing a secure mechanical and electrical connection. Measuring 18.5mm in length, 14.3mm in height, and 8.5mm in depth, it fits compactly into circuit boards.

The P278 series capacitor is widely used as an electromagnetic interference suppressor in X1 class and across-the-line configurations. It is compliant with UL and IEC 60068-1 standards and meets RoHS requirements, making it suitable for environmentally conscious manufacturing.

Multilayer metallized paper construction for robustness. Self-extinguishing encapsulant material for enhanced safety. High operating temperature tolerance up to 110°C. Pin count and dimensions optimized for through hole mounting.

Conforms to international safety and environmental standards.

Ideal for use in industrial electronics, power supplies, and electronic component assemblies requiring reliable EMI suppression and stable capacitance performance over a wide temperature range.

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