The PSPRO-DC18A1 is an 18 channel power supply box that us commonly installed with 16ch surveillance camera systems. This power supply box is a 12V DC output, 20 AMP regulated. Each channel is individually fused using PTC auto reset fuses rated at 1.6 amps. This power distribution box can power up to 16 CCTV cameras, HD security cameras, or IP cameras. The required power input is 110~120VAC. This power supply box can be wired using the 18/2 conductor cable from RG59 Siamese as well as pre-made security camera cables.