APC GVSOPT006 UPS accessory

Galaxy VS Parallel Communications Kit
Parallel kit including PBUS cables (25m) and two AUX contacts for UPS parallel systems. One kit needed for 2 UPSs, two kits needed for 3 UPSs, and three kits needed for 4 UPSs. Up to four UPSs can be paralleled for capacity (3 UPSs) or redundancy (3+1).