Discontinued: no replacement
The PS-4800 is a 48 Volt DC power supply that can source at least 625 mA. It has a 5 foot DC output cord terminated with spade lugs and comes with a a covered 2-row terminal block.
This supply can be used to power up to three existing Dees Model 154-8 Powerfail Bypass Units if the PBX “rectifier” (-48V supply) is being removed.
For new installations, the appropriate Bypass Unit is the Dees Model 154A-8/PSU which comes with a plug-in 24V power supply.
Please contact Dees Communications if you have a specific application requiring this product.