40 Series LED Panel Mount Indicators VCC 40 Series LED Panel Mount Indicators offer a superior construction and long life for a variety of electronic equipment. The 40 Series delivers reliable and preferable illumination and is available in single colour, bi-colour and tri-colour combinations. The Indicators are available with a flush or raised fresnel lens with single, bi-colour or tri-colour LED. The devices offer six single colours of red, green, white, blue, amber, orange, one bi-colour combination and two tri-colour combinations with or without a lens.