SENTINEL PRO is the latest evolution of the successful Riello Dialog Plus online UPS. This latest development is created with the environment in mind and is part of the Riello ECO Line of UPS.

SENTINEL PRO is an online double conversion UPS offering the highest level of reliability and protection for critical servers, voice and data processing IT systems. For applications with long runtime, Sentinel Pro (ER models) can be fitted with matching battery extension to include additional battery boost chargers.

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