N9143A - Keysight Technologies Inc. ESD Resistor Box

Keysight Technologies Inc. ESD Resistor Box

The Keysight N9143A ESD Resistor Box is an accessory designed for use with Keysight X-Series signal analyzers. It provides electrostatic discharge (ESD) protection by allowing the user to safely discharge static electricity before making connections to sensitive measurement equipment. The N9143A is engineered to help prevent damage to the analyzers input circuitry by providing a controlled discharge path. It is specifically intended for use in environments where ESD events are a concern, ensuring reliable and safe operation of Keysights RF and microwave test instruments. The resistor box is a recommended accessory for maintaining instrument longevity and measurement integrity.