GJL1211501R8004 is an ABB multi-meter, manufactured by ABB Components. It is a digital watt meter used to measure the flow and power of alternating current and direct current systems. It provides various voltage, current, power, and energy measurements, and can be used for basic metering and energy management applications. The GJL1211501R8004 features a large, easy-to-read LCD display, built-in relay contacts, push buttons and rotary switch operation. It has a power supply range of 208-480V AC or 50/60 Hz, and can measure current up to 600A. The multi-meter also includes a pulsed output, which can be used to connect to networked systems.