ElectronicsThe NTE30050 with Photodiode Chip 900nm 2-Pin is an infrared photodiode detector with a wide range of applications. It has a maximum peak wavelength of 900nm, making it ideal for use in IR applications such as alarm systems, proximity sensors, and cameras. It has a two-pin package, the pinout being S (signal) and G (ground). The device is made by NTE Electronics, a US-based manufacturer of high-quality electronic components. It is capable of detecting various ranges of IR radiation, making it extremely sensitive and reliable.