The 621-1144-314F is a 22mm heavy-duty tri-color LED panel mount indicator featuring a clear lens and yellow color output, designed for 24 VDC operation with internal resistor included. This stainless steel housed indicator is rated for IP66/IP67 protection and IK10 impact resistance, making it suitable for harsh indoor and outdoor environments. It features solder terminals with common cathode configuration, operates across -25°C to +70°C, and mounts securely through a 0.866" (22 mm) hole with a maximum panel thickness of 0.394" (10 mm). The indicator is ideal for main power indication, remote power indication, status indication, maintenance and warning indication, and instrumentation applications where corrosion resistance and reliable visual feedback are essential.