744-A2278

Eaton's USA replacement selector lists 744-A2278 for the 5SC1000, with a quantity of 1.

Listed by Eaton

Amazon Find may earn a commission. It never changes which battery you need.

What the source says

The selector names this part and a quantity of 1. Price, size, and weight are on the Eaton page. The source doesn't list voltage, chemistry, or connector details.

Source

Eaton USA UPS replacement selector, 5SC1000
5SC1000 only. The USA selector names one replacement part and a quantity of 1.
Last checked October 17, 2026.

If a new battery isn't the answer

The warning is still on Common problems Beeping or chirping Triage guide Eaton 5P listFamily