Home / Shop / Browse By Category / Telephone Systems / KSUs / ESF-XE-10 Expansion KSU for Professional Level IIA View cart “NEC Aspire NTCPU-A1 64 Port CPU Card” has been added to your cart. ESF-XE-10 Expansion KSU for Professional Level IIA$0.00 ESF-XE-10 Expansion KSU for Professional Level IIA quantity Add to cart SKU: 720105 Categories: All NEC Products, Browse By Category, Browse By Manufacturer, Electra Pro II, KSUs, NEC, Telephone Systems Tags: expansion KSU, Key Service Unit, KSU Description Description ESF-XE-10 Expansion KSU for Professional Level IIA Related products All NEC Products , Aspire NEC Aspire 8SLIU-1A 8 Analog Station Card Browse By Manufacturer , NEC NEC Aspire S 8 Port Digital Station Card 0891051 Browse By Manufacturer , NEC NEC Aspire 24-Btn DLS Console Black 0890053 Browse By Manufacturer , NEC NEC Aspire Power Supply Stock 0891000