We specialize in used & refurbished business phones for existing phone systems

AT&T Merlin Plus 4X0 Line Card

PLEASE NOTE: All business telephones listed on this web site will operate only if connected to the appropriate phone system. They will not function as a stand-alone telephone.

Manufacturer: AT&T/LUCENT/AVAYA
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AT&T Merlin Plus Line Card

The AT&T Merlin 4 X 0 line card provides 4 lines in the Merlin Plus 820D and the 820D2. A maximum of two 4X0 line cards can fit into each KSU.

  • Provides up to 4 lines per card on the Merlin Plus phone system
  • Maximum of two line cards allowed in Merlin Plus system (up to 8 incoming lines)
  • Refurbished

AT&T Merlin Phones Click Here

AT&T Merlin Phone System Parts Click Here

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