jb Hot seller series-- JVA Zinc Oxide Varistors

 Dear Friend,

Happy new year 2011. Now we have very good support for JVA Zinc Oxide Varistors, we offer high quality, best price and short delivery time.
If you have needs for such item, please contact us asap, we’ll try best to give full support for you, dear.

JVA Zinc Oxide Varistors
• Varistors currently have widespread application in protecting power and signal level electrical circuits against dangerous voltage surges.
• Surget protection in communication, measuring and controller electronics.

JVA - Zinc Oxide Varistors Introduction
Zinc oxide varistors are electronic ceramic materials whose electrical behavior is dominated by grain-boundary interface states. 
They exhibit a highly nonlinear current-voltage relation with a 5% change in voltage serving to increase the current flow an order of magnitude or more.