Our three light dwarf signal comes with a green, yellow, and red LEDs installed (order dependent on style). HO scale is available in two styles: Classic and Chesapeake and Ohio Railway (C&O). Instructions included. Scale: HO. SKUs: H-850, H-850CO with a different light sequence. Three 300 ohm resistors are included.
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This unit is equipped with LED Solid State Lamps. Take caution to use the proper resistor with each wire. If you have a 12V DC power supply, you can use 1/2-watt resistors. |
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Parameter |
Red |
Yellow |
Green |
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LED Voltage |
1.8 |
2.1 |
2 |
Volts |
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LED Current (recommended) |
40 |
40 |
40 |
mA |