AC187K Germanium NPN transistor- RS Components

AC187K Germanium NPN transistor by RS Components.   

Download shortform AC187K datasheet:   

awaiting further information.   

These come already mounted in a big aluminium or plated steel block (7 x 7 x 15mm)  which can be bolted down using an M2.5 bolt. (see photo) 

Status: NOS (New Old Stock)   

RoHS compliant : no