|  |  | 300, 320, 520, and 680 VA models available |  |  | Stand-by design protects against surges, spikes, sags, and blackouts |  |  | Modem/fax surge protection |  |  | Surge-only receptacle |  |  | Hot-swappable batteries |  |  | Free MINUTEMAN Sentry II power management & diagnostic software (520 and 680 units) |  |  | Longest warranty in the industry three (3) years |  |  | $30,000 MINUTEMAN Platinum Protection Plan® (U.S. and Canada) |
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