Zinc-oxide varistor is a voltage dependent resistor with symmetrical voltage-current characteristics that is designed to protect all kinds of electronic devices or elements from switching and induced lightening surges.It is non linera exponent charateristic with rang and mass production is gradually being used by by various level of eletric engineering.

1, Fast response time
2, Low leakage current
3, Excellent voltage ratio
4, Wide voltage & energy ratio
5, Low standby power and no follow on current
6, High performance in surge current handling capacity.
7, High performance in clamping voltage characteristics


Application:
1, IC,diode,transistor, thyristor,triac,and other semiconductor protection
2,Suppression of main borne transients in consumer electronics and industrial electronics
3, Suppression of internally generated spikes in electronics circuit
4,Surge protection in communication, measuring and controller electronics
5, Surge protection in electronic home appliance and gas and petroleum appliance
6, Relay and electromagnetic valve surge absorption