HECI: PWBYAAA
7 digit HECI: PWBYAAAAZZ
Manufacturer: Lucent
Category: Central Office
KS-220881-8,10,13,20-26,39,71-75,121-18 KS-22088-L1-8,10,13,20-26,39,71-75,121-1 KS-220881-8,10,13,2 SWITCHBOARD
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