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WCH Gate LED Lights were invented in the late 1990's. They have been popular on UP & Light Rail setups. This kind of Gate Light use 10 LED's on each side of the gate light and is covered in a red plastic housing. The LED's on the Gate Light are numbered D1 through D10. A set of 3 LED gate lights are part Number 1597-50. These LEDs can run on 8 to 14 volts, and operates between -40°C to +85°C (-40°F to +185°F). They draw 4.5 watts of power if run on 10 volts D.C. |
WCH Gate LED Light on WCH's website. |
WCH Gate L.E.D.s in action in San Bruno, CA on 7/29/2008. |
WCH Gate L.E.D.s in action in East Lansing, MI sometime in May 2005. |
WCH Gate L.E.D.s in action in Hinsdale, IL on 11/22/2007. D10 and D5 LED's are burnt out. |
WCH Gate L.E.D.s in action in Hinsdale, IL on 11/22/2007. This shows the numbers on the gate light. |
WCH Gate L.E.D.s unlit in Sacramento, CA on 8/3/2008. |
WCH Gate L.E.D.s in action in San Bruno, CA on 7/29/2008. |
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WCH Gate L.E.D.s being used as a pedestrian signal at Beaverton, OR on September 13, 2007. |
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http://www.wch.com- WCH website.
