Rack model UPS 1-10kVA Online Rack/Tower UPS RM11E SERIES 1 – 10 kVA Rack 19″ Single Phase Input–Output 200/208/220/230/240Vac 50-60 Hz Output Power Factor 0.9. (PF 1.0 Optional) Small and compact design Generator Compatible Powerful Charger for battery backup extension Hot-Swappable Battery Multiple origin ( Italy – Taiwan ) Loading