The Pulse Electronics Corporation 040423-H1126NL is an active transformer that comes in a tube/rail package. It is an isolation and data interface (encapsulated) transformer that has a seated height of 0.202" (5.13mm). The transformer is designed to provide galvanic isolation between circuits while transmitting data signals, making it ideal for use in communication applications. The 040423-H1126NL is mounted on a surface-mount device (SMD) and has a weight of 0.06 oz (1.71g). Pulse Electronics Corporation is a company known for producing high-quality electronic components, and this transformer is widely used in the electronics industry due to its reliability and high performance.