UPS Comparison Chart

UPS Comparison Chart
Off-line Line-interactive On-line UPS
Provides battery backup with no output interruption? no no
Can the UPS be started on battery without being plugged into a utility source? (portable applications)
most will not

some will
Does the UPS continue to operate when the batteries completely fail? Most do not Some do not
Most will
Provides output AC voltage regulation while on utility & battery? none
+12% typ.

+12% typ.
Provides output frequency regulation while on utility and battery? On battery only On battery only
Can the UPS be operated from a 120Vac, 400Hz source? no no
A few can
Does the UPS provide input power factor correction? no no
Many models available
Does the UPS provide input to output isolation? no no
Some models
Supports the addition of a Simple Network Management Protocol, SNMP/HTTP interface board?
no

most

most
Can the UPS be operated below 32ºF and above 90ºF ? no no
Some models available
Does the UPS protect equipment against a direct lightning strike? no no no
Should the UPS be used with other microprocessor or microcontroller based applications?
usage should be reviewed closely
Should the UPS be used with large motor loads? no
Sinewave output models only if sized properly

If sized properly
Should the UPS be used with laser printers? no
If sized properly

If sized properly
Can the UPS be used as a international frequency converter? no no
Should the UPS be used with generator sources? no no
Should the UPS be used to power equipment that is sensitive to input voltage changes? no no
Should the UPS be used to power HID lighting systems? no no
If sized properly
Should the UPS be used on security or telephone systems requiring backup time of greater than an hour? no no
Should the UPS be used to power emergency lighting ? no no
Should the UPS be used to power radio frequency based communications equipment? no no
Can the UPS be used for portable emergency backup power where utility in not present? no
Must have sinewave output and DC start capability

Must have DC start capability