The GRAYHILL part 25LB10-Q is a mechanical rotary incremental encoder that provides accurate and reliable motion sensing. This encoder features a flat design and can easily be integrated into various applications. With a weight of just 6oz.in, it offers a lightweight and compact solution. The straight quadrature digital square wave output and 36 pulses per revolution (PPR) ensure precise positioning and speed sensing. The through-hole PC pins make installation quick and convenient. Overall, the GRAYHILL part 25LB10-Q is a high-quality rotary encoder that delivers excellent performance in a compact package.