The LITTELFUSE INC SE-330-26-00 NGR Monitor is a dual RJ45 device designed for 48VDC systems. This monitor provides essential protection and monitoring for neutral grounding resistors, ensuring system integrity and safety. With its compact design, it integrates seamlessly into existing setups. The device complies with industry standards, making it suitable for various applications in electrical systems. Its dual RJ45 connections facilitate easy integration and communication with other devices, enhancing system monitoring capabilities. This NGR monitor is an essential tool for professionals looking to maintain optimal performance and safety in their electrical installations.