The Dialight 550-2504F is a 5mm CBI (Circuit Board Indicator) LED designed for use in a variety of applications requiring a clear visual indication. It features a black, UL 94 V-0 rated housing for high contrast and is safe for direct viewing. The LED is compatible with standard LED drive circuits and is solderable per MIL-STD-202F. Multiple CBIs can be arranged in horizontal LED arrays on 6.35mm (0.250”) center-lines, making it ideal for panel indicators and status displays. For reverse polarity options, add -010 to the part number.