83137004 is a part number for a 4-channel receiver module produced by the French industrial automation company Crouzet. The module is designed to provide wireless control and monitoring of remote devices via radio frequency signals, and is capable of receiving signals from up to four different transmitters. The module has a 100m range, a maximum data rate of 1kbps, and features adjustable digital and analog outputs. It is suited for applications such as monitoring security systems and controlling industrial machinery.