This is a brand-new and high quality MCS-48 Adapter with a 40Pin ZIF designed for those LPT based KEE Willem EPROM programmers.
It can be used to program the following chips:
P8048AH, P8049AH,P8050AH, P8042AH Vea = 12V
P8748,P8749H,P8742H Vea = 18V
D8748,D8749,D8742,D8741, D8742 Vea = 18V