Refurbished Mitel MC312AB SX-2000 Peripheral Switch Controller II Card

Refurbished Mitel MC320BA SX-2000 ONS Line Card (16 CCT)

Mitel MC263AA DS1 Formatter DS-1 SX-2000 SX2000

Refurbished Mitel MC320FA SX-2000 ONS Class Line Card (16 CCT) L31

Refurbished Mitel MC302AA SX-2000 Peripheral Switch Matrix Card

Mitel MA609AA SX-2000 Card (Refurbished)

Refurbished Mitel MC270AA SX-2000 PRI Card

Refurbished Mitel MC214AA SX-2000 Main Controller Card III