Part
3X-VT520-C4
is compatible in the following Models:
Terminals series
INT MONO Amber TER NO KB/PWC - VT420-C4
MONO Amber TERM W/RS232 USA - VT420-JA
VT510 Amber NORTH AMER NO KEY - VT510-CA
VT510 Amber US/CAN/MEX NO KEY - VT510-FA
VT510 Amber CENT.EUR. NO KEY - VT510-FX
VT520 amber multi sess US - VT520-CA
VT520 amber multi sess C EU - VT520-CX
VT520 AM int LE Mul/sess US - VT520-JA