Sentinel Dual SDU
Flexible Online Protection with Riello Sentinel Dual SDU
The Riello Sentinel Dual (SDU) is a versatile online double-conversion UPS designed for critical IT systems, servers, and telecom networks. With a compact 3U/6U form factor, it can be installed as a tower or within 19” rack cabinets, making it ideal for environments where space is at a premium.
Featuring a unity power factor (except 4 kVA version) and operating efficiency up to 95% in online mode, the Sentinel Dual ensures reliable performance. It offers multiple operating modes, including ECO and Smart Active, to optimize energy consumption based on load requirements. The UPS also supports extended runtimes through optional battery extension packs, ensuring continuous operation during prolonged outages.
Sentinel Dual SDU
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Riello Sentinel Dual 9Ah Battery Extension Pack for SDU 4kVA UPS
£699.89 £583.24
3 Available, Next-Day Delivery
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Riello Sentinel Dual 14Ah Battery Extension Pack for SDU 4kVA UPS
£867.77 £723.1426 Available, Next-Day Delivery
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Riello Sentinel Dual 18Ah Battery Extension Pack for SDU 4kVA UPS
£968.00 £806.67
Call 0800 254 5655 for Lead Time
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Riello Sentinel Dual/Tower 7Ah Battery Extension Pack for SDU/STW 5/6kVA UPS
£841.19 £700.9937 Available, Next-Day Delivery
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Riello Sentinel Dual/Tower 7Ah Battery Extension Pack for SDU/STW 8/10kVA UPS
£976.46 £813.7221 Available, Next-Day Delivery
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Riello Sentinel Dual/Tower 7Ah Hot Swap Battery Extension Pack for SDU 8/10kVA UPS
£1,094.22 £911.85Call 0800 254 5655 for Lead Time
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Riello Sentinel Dual/Tower 9Ah Hot Swap Battery Extension Pack for SDU 8/10kVA
£1,216.20 £1,013.50Call 0800 254 5655 for Lead Time
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Riello Sentinel Dual/Tower 40Ah Battery Extension Pack for SDU/STW 6kVA ER UPS
£3,016.94 £2,514.12Call 0800 254 5655 for Lead Time
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Riello Sentinel Dual/Tower 40Ah Battery Extension Pack for SDU/STW 10kVA ER UPS
£3,606.31 £3,005.26Call 0800 254 5655 for Lead Time
