With over 70 years of experience, our commitment to manufacturing products that enhance safety of motorized equipment is unparalleled. The markets we serve include automated manufacturing, automatic gates, aviation and loading dock doors. We are a family owned and operated business based in Jennersville, PA and Tempe, AZ to better serve our customers in the Western U.S. Throughout our history, we have been issued over 150 patents and take pride in being innovative. We value relationships with customers and staff. We believe honesty, integrity and continued learning help us all achieve our goals.