Every Valcom product is marked with either a positive, negative or neutral power unit.
Simply add up the negative power units and then purchase a power supply with a greater value than the total power consumption of the system. If you have extra power units you can add speakers to the system at a later date, extra power is OK lower power will cause a performance problem on your paging system.
Weather-Resistant Talkback Speaker One-Way Screws Call Button Mounts In Standard Double Gang Electric Box 11 Gauge Steel, White Paintable Faceplate CE Valcom Power UnitsEvery Valcom product is...
Weather-Resistant Talkback Speaker Surface Mount Includes Call Button ("CALL" in Braille) Gray Plastic Housing CE Valcom Power UnitsEvery Valcom product is marked with either a positive, negative...
Valcom V2091A Single Door Strike Plate Activator
Activates Door Unlock Capability
Door Unlock Contact Closure(Strikeplate Required)
Alarm Functions
Transmit And Receive Volume...