The Dialight 555-3403F is a 2mm LED circuit board indicator designed for applications requiring a compact and reliable visual indication. Its high-contrast, UL 94 V-0 rated housing ensures excellent visibility and safety. The integrated stand-offs simplify PCB cleaning, while the solderability per MIL-STD-202F ensures robust connections. Compatible with Dialight's Quad Block series, this indicator is ideal for use in industrial control panels, instrumentation, and other applications where clear and durable LED indication is essential. It is RoHS compliant and offers a wide range of color options to suit diverse design needs.