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Inter-Tel 5000 Digital Endpoint Module (DEM-16) (580.2200) (Refurbished)
Inter-Tel 5000 8-Port Single Line Module (SLM-8) (580.2101) (Refurbished)
Mitel 5000 HX Controller Processor Module (PM) (580.3000) (Refurbished)
Inter-Tel 5000 4-Port Loop Start Module (LSM-4) (580.2304 ) (Refurbished)
Inter-Tel 5000 T1/E1/PRI Expansion Module (T1M) (580.2700) (Refurbished)
Inter-Tel 5000 Digital Desktop Module (DDM-16) (580.2201) (Refurbished)
Inter-Tel 5000 2-Port Loop Start Module (LSM-2) (580.2300) (Refurbished)
Inter-Tel / Mitel 5000 Processor Expansion Card (580.2020) (PEC-1)
Inter-Tel 5000 4-Port Single Line Module (SLM-4) (580.2100) (Refurbished)
Inter-Tel 5000 Dual T1/E1/PRI Expansion Module (T1M-2) (580.2702) (Refurbished)