Primary definition
A battery powered back-up system that quickly switches to battery power when electrical current to the computer system is disrupted (surge, sags, and failures).
Also known asUPS · uninterruptible power supply · uninterruptible power source · battery backup · power backup
1 sources cited4 related termsReviewed Aug 10, 2026
— EAC Glossary of TermsView source
Understand more election terms clearly
Get one important election term explained each week, with authoritative sources, practical context and related definitions.
Free. One useful email each week. Unsubscribe anytime.Learn more about the ESG newsletter →
EAC
U.S. Election Assistance Commission
A battery powered back-up system that quickly switches to battery power when electrical current to the computer system is disrupted (surge, sags, and failures).
EAC Glossary of Terms · 2024
Cite this term
Permanent URL · stable across revisions
Election Security Glossary. (2026). Uninterruptable Power Supply (ups). In Election Security Glossary. Retrieved August 13, 2026, from https://electionsecurityglossary.com/glossary/uninterruptable-power-supply-ups
Sources
1 cited · last checked Aug 10, 2026
01
EAC Glossary of Terms
EAC Glossary of Terms
Single-source
Get the weekly election term
Receive one cited, source-backed election explanation in your inbox each week.
Get election terms explained weekly →
Free · Nonpartisan · Unsubscribe anytime.