Primary Rate
 Northern Telecom QPC720E PRI Primary Rate Interface US $20.00 
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 33L4601 IBM ISDN Primary Rate Adapter US $395.00
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 33L4611 IBM Primary Rate Adapter ISDN US $395.00
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 33L4644 IBM ISDN Primary Rate Adapter PCI US $395.00
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 1 USED NORTEL QPC720F MODULE PRIMARY RATE INTERFACE CARD UIB US $69.99
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 Northern Telecom, p/n QPC720B Primary Rate Access card US $91.30
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Nortel Meridian PRI QPC720F Primary Rate Interface Card, Nortel Meridian PRI QPC720C Primary Rate Interface Card, Acterna TPI 570 ISDN Primary Rate Test Set - FULLY LOADED!!, NORTEL MERIDIAN NTBK50AA-E5 PRIMARY RATE INTERFACE PCB ASSY, Mitel MC270AA Primary Rate Interface T1 PRI Card/Board Telecom Module SX-2000, Mitel SX-2000 MC270AA Primary Rate Interface, NEC Elite IPK PRT(1)-U20 ETU 750476 Primary Rate Interface Card Refurbished, Moroso Slip Link 11 Primary Secondary Opening Rates for Holley 4150 Carburetors, Acterna TPI 570 ISDN Primary Rate Test Set, New Battery, W Charger, Nortel Networks QPC720B Primary Rate Access, EXPONENT Insecticide Synergist - Improve knockdown rate of primary insecticide, 1987 MERIDIAN SL1 ISDN Primary Rate Access 23B+D Northern Telecom Coaster, NORTHERN TELECOM PRIMARY RATE ACCESS CARD QPC720C, NORTHERN TELECOM PRIMARY RATE ACCESS CARD QPC720B, Panasonic KX-TD50290 PRI23 Primary Rate Interface Card for KX-TD500- Free Ship,