CG3 Series - Two Terminal High Voltage Gas Plasma Arresters

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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.

Littelfuse CG3 two electrode high voltage (1.0 - 7.5 KV) devices are designed for surge protection and high isolation applications, and for applications for which bias voltages or signal levels of several hundred volts are normally present.


  • Rugged ceramic-metal construction
  • Low capacitance (<1.5 pF)
  • Available in tape-and-reel packaging
  • Available with or without leads


  • CRT terminal
  • CATV equipment
  • Antennas
  • Power supplies
  • Medical electronics

Access specifications, certifications, check availability and order parts below

Catalog #VMIN Spark
VNom Spark
VMAX Spark
@ 100V/μs
Capacitance (Co) (pF)Impulse Discharge Current @8/20μs (kA)ElectrodesFailsafeMountingMSLStockSamplesCompare
CG31.0L8001000120015001102Noplug inCheckOrder
CG31.0LTR8001000120015001102Noplug inCheckOrder
CG31.2L9601200144020001102plug inMIL-STD-750D/1021CheckOrder
CG31.5L12001500180022001102Noplug inCheckOrder
CG31.5LTR12001500180022001102Noplug inCheckOrder
CG32.0L16002000240030001102Noplug inCheckOrder
CG32.0LTR16002000240030001102Noplug inCheckOrder
CG32.5L20002500300037501102Noplug inCheckOrder
CG32.5LTR20002500300037501102Noplug inCheckOrder
CG33.0L24003000360045001102Noplug inCheckOrder
CG33.0LTR24003000360045001102Noplug inCheckOrder
CG34.0L32004000480060001102Noplug inCheckOrder
CG34.0LTR32004000480060001102Noplug inCheckOrder
CG34.5L36004500540067501102Noplug inCheckOrder
CG34.5LTR36004500540067501102Noplug inCheckOrder
CG35.0L40005000600075001102Noplug inCheckOrder
CG35.0LTR40005000600075001102Noplug inCheckOrder
Obsolete: 2009 -04-03
52006500780090001102Noplug inCheckOrder
Obsolete: 2009 -04-03
52006500780090001102Noplug inCheckOrder
Obsolete: 2009 -04-03
600075009000100001102Noplug inCheckOrder
Obsolete: 2009 -04-03
600075009000100001102Noplug inCheckOrder
Obsolete: 2009 -04-03
6800850010200135001102Noplug inCheckOrder
Obsolete: 2009 -04-03
6800850010200135001102Noplug inCheckOrder
Obsolete: 2009 -04-03
7200900010800150001102Noplug inCheckOrder
Obsolete: 2009 -04-03
7200900010800150001102Noplug inCheckOrder

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