656-1204-304F is a high-intensity yellow LED panel mount indicator designed for industrial control and signaling applications. This single-color flat lens indicator features blade terminals for secure electrical connection and operates at 20 VDC with a typical current draw of 20 mA. The indicator delivers a typical light intensity of 880 millicandelas (mcd), providing excellent visibility in control panels and instrument displays. The housing is constructed from brass with white nickel plating, and the transparent polycarbonate lens meets UL 94V-0 flammability standards. It is rated for NEMA 4X and IP66/67 protection, making it suitable for harsh industrial environments including flow controls, instrument panels, transportation systems, and pump panels.