APC Smart-UPS SC SC450RM1U 6V 7Ah UPS Battery - This is an AJC Brand Replacement This is an AJC Brand&#174; Replacement for a APC SC450RM1U 6V 7Ah UPS Battery Voltage: 6V (6 Volts) Capacity: 7Ah Terminals: F1 Number of Batteries Required for a Full Replacement 2