PS9400
24V DC regulated rack supply rated 4A nominal / 5.5A maximum, with battery changeover and protection functions.
Amperes · Power distribution
PA power supplies & distribution
Amperes PS9400 regulated 24V DC power supply
Provide regulated DC power and suitable backup support for PA control equipment. Browse the Amperes PS9400 and the rack-power considerations below.
How it works
Power the PA control equipment reliably.
Control, monitoring and emergency equipment need correctly sized power supplies and backup arrangements.
Battery support
Select standby battery capacity and check charger condition against the required backup duration.
Sequential / distribution products
Rack power-distribution and battery-support products for larger Amperes PA systems.
Choosing rack power: Add the DC loads, confirm each device’s power requirements, and size battery support for the required backup duration.
What to confirm.
Add the connected loads.
List the supply voltage and current required by each control device.
Set backup duration.
Confirm how long the required functions must operate during a power interruption.
Check the power arrangement.
Verify battery, charger, protection and rack-distribution requirements.
Related components
Connect the rest of the PA system.
Explore the connected parts below when planning the complete PA system.
Final model compatibility, loads and installation requirements are checked before quotation.
Amplification
Power amplifiers
Size power support around the installed amplification and load architecture.
Explore category →Supervision
Monitoring & changeover
Maintain monitoring/standby functions under the intended power design.
Explore category →Priority
Paging & emergency
Coordinate emergency/priority functions with the overall power strategy.
Explore category →Selecting for a new project
Confirm the final equipment list.
PNSS confirms current models, availability, warranty and required accessories at quotation.
Maintaining an installed system
Review existing equipment.
Share model numbers and system condition to assess repair, reuse or replacement.
Request an equipment assessment →Planning PA rack power or backup?
Share the connected equipment and required backup operating duration.
