HESP02100ES1 with 0402 Varistors ROHS is a multilayer varistor (MLV) manufactured by AMOTECH, and is composed of Zinc Oxide, a conducting element and three electrodes. It has a rated capacitance of 100VAC, a working voltage range of 1-10VDC and a leakage current of 40µA. The HESP02100ES1 has a rated energy of 20J, a dissipation factor of 1.25-4.5uA and a capacitance tolerance of ±20%. It is RoHS compliant and conforms to the ul1449 standard. This varistor is suitable for use in overvoltage protection and for power surge suppression.