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Contact us for service and parts for your existing Best Ferrups UPS

Patented Ferroresonant Technology
FERRUPS provides "bulletproof" protection that safeguards against the effects of spikes, sags, surges, noise and lightening.

Lower Output Impedance

FERRUPS 800 has been fortified for improved compatibility with high-surge loads.

User-Friendly Interface

FERRUPS' easy-to-read front panel design saves you valuable diagnostic time in power emergencies.

Easy-Roll Casters

Easy-roll casters on FERRUPS 800 2-3kVA units make installation as easy as with other FERRUPS models.

External Battery Connector

A standard feature on FERRUPS 800, the  external battery connector enables simplified runtime expansion as your needs and requirements change.

Hot-Swappable Batteries

FERRUPS 800 is user-friendly, with hot-swappable batteries that allow batteries to be changed without interrupting the load operation.

BestDock™ Communications Slot

The Best Dock communications slot gives you the ability to add communications capabilities immediately or as your needs change in the future.

FERRUPS' Standard-Setting Features

FERRUPS 800 incorporates the best features from previous generation models, including: harmonics filtering; precision-regulated voltage without battery discharge; Active Voltage Regulation; redundant power paths; and galvanic isolation.

Enhanced Communication with Free Software
Best Power includes the latest version of CheckUPS® II Power Management Software Suite and connecting cable FREE with every FERRUPS UPS, which provides a complete power protection solution compatible with most major operating systems.

BestLink™ SNMP/WEB Adapter

FERRUPS 800 UPSs are compatible with optional BestLink SNMP/WEB Adapter, which provides both SNMP or HTTP compatibility between the UPS and an Ethernet LAN/WAN, allowing easy monitoring, management and graceful shutdown of remote UPS-protected equipment. 

Comprehensive Warranty Protection
FERRUPS 800 is covered by our two-year limited warranty against factory or workmanship defects. We up the ante with our “Double Lifetime” limited warranty* that repairs or replaces your FERRUPS if damaged by lightning, and covers up to US$25,000 for damage to connected equipment. Call the factory for details on these limited warranties.

*U.S. and Canada only.




 FERRUPS 800 60Hz

 FERRUPS 800 50Hz

60Hz Price List
60Hz Spec Overview
60Hz Spec Details
50Hz Price List
50Hz Spec Overview
50Hz Spec Details


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