Part
30-43503-01
is compatible in the following Models:
Compaq AlphaStation 600 series
Compaq AlphaStation 600 - PB641-BC
Compaq AlphaStation 600 - PB64A-BA
DIGITAL AlphaServer 1000A series
DIGITAL AlphaServer 1000A - PB74P-FA
DIGITAL AlphaServer 1000A - PB78P-MF
DIGITAL AlphaServer 1000A - PB78R-FC