A -48V power supply must be installed in a cabinet when either DID , E&M; and/or Ground Start Trunks are employed in the cabinet. The -48V power supply is "shelf-sensitive," meaning any cabinet which holds either DID, E&M; and/or Ground Start Trunk cards must have its own -48V power supply.
| TelephoneStuff.com | |
|---|---|
| Product Category | Power Supplies |
| Product Number | VB-44022 |
| Product Name | Panasonic -48V Cabinet Power Supply |
| Applications | Telecommunications |
