The B1205S-1W is a Power Modules SIP-4 RoHS manufactured by JETEKPS. It has a low-profile package that is less than half the height of a standard DIP package, providing a more flexible and compact PCB design. The module has a three-terminal regulator with 1A output current, a wide input voltage range of 10-35VDC, and maximum power output of 12W, making it ideal for a variety of applications. It is also RoHS compliant, ensuring environmental safety for both end users and production processes.