Riello 220 → 240V Input Rack Mount, Stand Alone Uninterruptible Power Supply, 4000VA (3.6kW), Sentinel Dual SDU

The Riello SDU 4000 series is the Sentinel dual is the best solution for powering mission critical applications and electro-medical devices requiring maximum power reliability. The Sentinel Dual range is available in 4 kVA and 5,6,8,10 kVA or kW models with ON LINE double conversion technology (VFI) is the load is powered continuously by the inverter which supplies a sinusoidal voltage, filtered and stabilised in terms of voltage, form and frequency. Reduce your power consumption using ECO and SMART ACTIVE modes. Prioritise your most critical loads with Energy Share sockets that enable easy load-shedding. Load-controlled fans minimise noise disruption. (<48 dBA)

Power factor 1 kW is equal to kVA
Parallel able up to 3 units
Simplified installation
Operating mode selection
High quality output voltage
High battery reliability