Authentic Fairchild/On-Semi KSA992FB PNP epitaxial, low noise, high gain transistors- 10pcs per lot. The devices we sell here range from 378-400 hfe as tested on-site. KSA992FB works well in preamp/tone circuits and differential input pairs in audio equipment. When used in other circuits, low Ic become a concern.  International order accepted. Compliment to KSC1845F. We sell compliment 992/1845 combo as well.

Substitute for: 2SA992 2SA493 2SA494 2SA564 2SA640 2SA722 2SA725 2SA726 2SA750 2SA759 2SA763 2SA776 2SA841 2SA847 2SA850 2SA904 2SA906 2SA978 2SA1016 2SA620 2SB461 2SB745 2N4250 and possibly others.

See last photo for spec comparison. *************************************