V14H550P - HMOV™ Series

Series: HMOV™
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Disclaimer Notice

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The HMOV™ Varistor Series is specifically designed for applications requiring high surge energy absorption and high operating temperature of 125°C. The maximum peak surge current is rated up to 10kA (8/20μs pulse) to protect against indirect lightning strikes, switching surge transients, and abnormally fast transients.


  • High operating temperature combined with high isolation voltage capability: 125°C and 2500V, respectively
  • High surge current withstanding capability up to 10kA (8/20μs pulse)
  • Complies with 1000 cycle, -55°C to 125°C, Thermal Shock Cycling Test
  • Wide operating voltage range
  • Three disc sizes available: 10mm, 14mm, and 20mm
  • Lead-free, Halogen-free, and RoHS compliant


  • Industrial Automation Controls
  • Solar Power Inverters
  • Security Systems
  • Fire Alarm and Smoke Detectors
  • LED Lighting
  • Base Transceiver Station (BTS) Power Supplies
  • Harsh Environment/Outdoor Power Supplies

iecexicon BSI_IECQ_E1291_FIssue3

CEicon CE_Doc_HMOV


cURicon cUR_VZCA8_E320116_102183602

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pdficon Automotive Electronics Circuit Protection Applications Matrix

Littelfuse portfolio of AEC-Q101 (TVS Diodes and Diode Arrays) and AEC-Q200 (Varistors Multi Layer Varistors and PPTCs) qualified components help to protect the growing number of electronic applications in modern vehicles.

pdficon AEC Q200 Varistor Selection Guide

Examples of automotive applications and qualified varistors

pdficon Littelfuse Varistors HMOV™ Datasheet

Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
V14H550P RADIAL VARISTOR 14MM ROHS/LEAD FREE RoHS No 07/29/2019 PbFree No 07/29/2019 CoC_RoHS10_V14H550P REACH201_Declaration_V14H550P Yes
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