NikKTech reviewed the Eaton 5PX 1500i RT2U Netpack UPS
A quote from the article:
Professionals looking to get a tower/rack UPS for their offices should really consider the 5PX 1500i RT2U Netpack model by Eaton, not just because of its overall performance but also its plethora of useful features.Eaton 5PX 1500i RT2U Netpack UPS Review