Opti-UPS
The Opti-UPS brand is a manufacturer of uninterruptible power supply (UPS) systems and related power-protection equipment.
The company advertised UPS products in personal-computing publications during the mid-1990s and maintained an Internet presence by at least 1999. Opti-UPS products were marketed for desktop-computer, workstation, network, and server applications.

July 1995 Advertisement
A full-page Opti-UPS advertisement published in the July 1995 issue of PC Magazine promoted the company's E-Series uninterruptible power supply (UPS) products, including the 280E and 420E models.
The advertisement emphasized protection against blackouts, brownouts, surges, power sags, and electrical noise. Other highlighted features included built-in line conditioning, user-replaceable batteries, ANSI/IEEE 587 surge-protection compliance, a $25,000 connected-equipment guarantee, and bundled OPTI-SAFE+ communications software.
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Full-page Opti-UPS E-Series advertisement published in PC Magazine, July 1995.
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Advertisement detail highlighting line conditioning, ANSI/IEEE 587 compliance claims, and protection against blackouts, brownouts, surges, sags, and electrical noise.
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Advertisement detail showing the $25,000 connected-equipment guarantee and free OPTI-SAFE+ software promotion.
1999 E-Series Feature Chart
Website History

Archived copies of the Opti-UPS website are known from at least February 1999. Surviving captures document the E-Series product family and provide technical specifications for multiple desktop and server-oriented UPS models.
The site's product catalog included desktop, tower, rack-mounted, and industrial UPS systems ranging from small office units to large enterprise and industrial installations.

The Opti-UPS website remained publicly accessible on October 15, 2026. Although the site displayed a 2010 copyright notice, it continued to present current Opti-UPS branding and product information.