Infrared Emitting Diodes Utilized for Security and Safety


TT Electronics’ OP224/644SL pill products were successfully used in electrical doors used for rescue and fire in public buildings. Our customer needed optical detection of the lock position for safety requirements in automatic unlocking mechanism. Our pill products were able to fit into the tight lock. The customer chose to work with us because we offered a high quality and reliable product which was critical for their application.

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