Circuitron SD-1 Tri-clr signal drvr - 800-5510

Logic and output drivers to control any 3-lamp, 3-color block signal.

Key Features:

• Compatibility: Will power LED or lamp-type signals.
• LED Requirements: LED-type signals require a common positive (anode) connection of all LEDs.
• Detection Circuits: Detection circuits (such as BD-1) are needed for a minimum of three blocks to display all three aspects.
• Input Voltage: Operates on 10-18V DC input.