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WURTH ELEKTRONIK 820471511 High Surge Varistor

The high surge varistor disc is a protective electronic component designed to absorb voltage spikes and prevent damage in power circuits. Featuring a 7 mm diameter, it offers excellent surge absorption capacity, with a breakdown voltage around 240V at 10mA. Its rugged construction ensures reliable performance under high transient voltages, with maximum operating temperatures of +125°C and a response time under 25 nanoseconds. Suitable for surge suppression in electronic devices, it complies with RoHS standards and certifications like UL, CSA, and VDE for safe industrial use.

Authorized Distributors
Source:Newark
Part No:820471511
Stock:95
Inv Date:06-12-2026
Price: Unit price: $0.985
Buy/RFQ:
Source:DigiKey
Part No:820471511
Stock:1530
Inv Date:06-12-2026
Price: Unit price: $0.4807
Buy/RFQ:
Part No:820471511
Stock:1481
Inv Date:06-12-2026
Price: Unit price: $0.91
Buy/RFQ:

WURTH ELEKTRONIK 820471511 High Surge Varistor Specifications:

  • Diameter: 7 mm
  • Breakdown Voltage: 240V at 10mA
  • Peak Current: 1750A
  • Clamping Voltage: 395V
  • Operating Temperature: -40°C to +125°C
  • Response Time: <25 ns
  • RoHS Compliant
  • Certification: UL, CSA, VDE
  • Max. Surface Temperature: +115°C
  • Impulse Life: 1000 cycles
  • Soldering Temperature: 255°C (±5°C), profile during 10s
  • Storage Temperature: -55°C to +125°C

Buy the Buy WESURGE High Surge Varistor Part Number 820471511 Online

Secure your electronic systems with the High Surge Varistor disc, featuring a 7 mm diameter and excellent surge absorption capacity. Its quick response time of under 25 nanoseconds and maximum operating temperature of +125°C ensure reliable protection against transient voltage spikes. Certified by UL, CSA, and VDE standards, this varistor provides robust surge suppression, ideal for power supply circuits and sensitive electronics. Order online today to benefit from fast delivery and dependable safety in your electronic applications.

Buy WESURGE 820471511 now and experience unmatched reliability and high surge protection for electronic circuits.

Frequently Asked Questions

Where can I buy WURTH ELEKTRONIK 820471511?

You can click on the BUY or RFQ button to purchase 820471511 from an authorized WURTH ELEKTRONIK distributor.

How do I troubleshoot issues or seek technical support for part 820471511?

You can download the 820471511 datasheet or visit the WURTH ELEKTRONIK website for support.

Who is the manufacturer of 820471511?

WURTH ELEKTRONIK

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