8255-8254 Card 
The 8255 I/O card is a programmable peripheral interface for PC/XT, PC/AT, 80386, 80486 or compatible. The interface card contains 8254 (8253) chip and 8255 chips, the 8254 chip provides programmable interval timer/counter function, and the 8255 chips provide programmable input/output functions.

8255-8254 - 192 Card 
The multiple 8255 I/O card is a programmable peripheral interface for PC/XT, PC/AT or compatibles. The interface card provides 192 parallel input output (PIO) programmable line, and six independent 16 bits counter/clock.

8255-8254 Lab Card 
The interface adapter contains 8254 chip and 8255 chips, the 8254 (8253) chip provides programmable interval timer/counter functions and the 8255 chips provide programmable input/output functions. There are two type of cards, one contains many plated through-holes at the adapter for laboratory development and another is typical 8255/8254 adapter.

PCI 8255-8254 Card 
The PCI 8255 I/O card is a programmable peripheral interface for PC or compatible. The interface card contains 8254 (8253) chip and 8255 chips, the 8254 chip provides programmable interval timer/counter function, and the 8255 chips provide programmable input/output functions.

PCI 8255-8254 - 192 Card   
PCI 8255 I/O card with 194 digital I/O lines an six timer/counter

8255KA  
Cablekit for the ISA/PCI 8255-PIO-Karte with 48 digital I/0. For easy connection of  Pocket-Modul (POI-16, PRO-16, PRELOP).