NAPCO Security Techs (NASDAQ:NSSC) reported quarterly earnings of $0.41 per share which beat the analyst consensus estimate of $0.39 by 5.13 percent. This is a 24.24 percent increase over earnings of $0.33 per share from the same period last year. The company reported quarterly sales of $55.809 million which beat the analyst consensus estimate of $52.509 million by 6.29 percent. This is a 10.02 percent increase over sales of $50.724 million the same period last year.