Download the GE6252 datasheet PDF.
This datasheet also includes the GE6251 variant, as both parts are published together in a single manufacturer document.
HIGH SPEED
NPN POWER DARLINGTON
TRANSISTORS GE6251,2,3
450-55G VOLTS 10 AMP, 125 WATTS These devices are designed for use in high speed switching applications, such as off-line switching power.