24 volt DC intelligent PSU, 10 ampere version. Digital display showing output voltage and load current. Fully monitored with output protection. Addressable intelligence for monitoring and reporting to main fire alarm panel. Mains supply 110 ~ 230VAC, 50/60Hz. Max. Battery Size: 24VDC /24AH sealed lead battery. Dimension: 520 x 350 x 156 mm.