The Castaic Lake Pressure Control Structure, which maintains water delivery along the California Aqueduct, has purchased LED lamps from LEDtronics (www.ledtronics.com) to replace 500 incandescent lamps in its control panels. At any given time one-third of the incandescent lamps were out, leaving operators in the dark about critical processes. Unlike incandescent lights that use fragile metal filaments and glass globes, an LED is made from semiconductor materials encased in a solid epoxy lens, making it reliable for harsh industrial conditions.
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