The VAR-18160157M5P-FK is an 18mm metal-oxide varistor manufactured by TDK. The varistor has a varistor voltage ranging between 13–18.4 volts and is rated at 5100 watts. It is RoHS compliant, meaning that it is free from hazardous materials such as lead, mercury, cadmium, PBDE, hexavalent chromium, etc. This varistor is typically used in applications such as motor control, lighting, and industrial power supplies.