TDK-Lambda PXE DC-DC Converter, 12V dc/ 1.67A Output, 9, 36 V dc Input, 20W, Through Hole, +100°C Max Temp -40°C Min

The TDK-Lambda PXE series housed in a metal case for six sided shielding, these 10 to 30W 2"" x 1.6"" footprint converters cover the commonly used nominal input voltages of 12V, 24V or 48V with either 2:1 or 4:1 versions. Both single (1.5V to 15V) and dual output (5V, 12V or 15V) models are available with a choice of positive or negative remote on/off and optional adjustment trim pin.

https://product.tdk.com/info/en/catalog/datasheets/pxe_e.pdf