CD1-8708-9900-S - 3mm Red Diff CD Std 5V... Wilbrecht LEDCO, Inc., (Visual Communications - VCC) has over 50 years' experience manufacturing customized precision electro-mechanical components for machinery, aerospace, military, medical and telecommunications applications at its facilities in the United States and Switzerland. Our product range includes very precise Sealed Snap Action Switches, Sealed Miniature and Sub-Miniature Switches, Limit and Security Switches, LED Panel Mount Indicators, Incandescent/Neon Panel Mount indicators, PCB-Mount LED's and ultra-low TCR Metal Foil Resistors (through-hole and surface mount).