Wurth Elektronik WE-VD Metal Disk Varistor 20mm Diameter 680V AC 895V DC 10kA 620J Energy Rating 820999

Wurth Elektronik 820999 WE-VD Metal Disk Varistor is a high-performance component designed for surge protection in AC/DC and DC/DC power supply applications. Featuring a 20mm diameter disk configuration, this varistor supports a maximum AC voltage of 680 volts and a DC voltage up to 895 volts, making it suitable for a broad range of electronic protection circuits. The component features an energy rating of 620 joules and can absorb surge currents up to 10 kiloamperes effectively, guarding sensitive equipment from voltage spikes.

The metal material construction ensures durability and reliable performance under demanding conditions. With a response time of less than 25 nanoseconds, it protects against transient surges swiftly. The varistor operates efficiently across a wide temperature range from −40 °C to +85 °C for lower VRMS types, extending to +125 °C for higher VRMS types, ensuring stable operation even in harsh industrial environments.

Compliance with international standards including IEC60950 Annex Q, UL1449 3rd edition, UL 1414, VDE, and CSA certifications validates its usage in critical industrial, laboratory, manufacturing, and power supply applications. The through-hole disk package makes it easy to integrate into printed circuit boards.

Constructed with metal material providing robust performance. Operates at a maximum AC voltage of 680 volts. Maximum DC voltage rating of 895 volts. Surge current capacity up to 10 kiloamperes. Meets multiple international standards and approvals.

Disk package suitable for through-hole mounting applications. Energy absorption rating of 620 joules. Wide operational temperature range ensuring performance stability. Fast response time under 25 nanoseconds for surge protection.

Suitable for use in electronic, industrial, and power protection systems.

This Wurth Elektronik varistor is ideal for industrial electronics, power supplies, surge suppression, and other applications requiring proven durability and reliable voltage clamping. Explore more Varistors and surge protection components within EnvMart’s Electronics & Electricals category to find compatible solutions for your electronic protection needs.