Riello Sentinel Dual SDH Series 1-3kVA UPS System


Riello UPS’s award-winning range of uninterruptible power supply systems incorporates solutions for every application, from domestic use and home offices through to factories, utilities and data centres.

Choose from our selection of single phase or three phase UPS from 400 VA to 6.4 MVA. Whether it’s online, line interactive, or VFD, all Riello UPS power supplies are designed using the latest technologies and techniques to deliver reliable power protection in the most energy efficient way possible.

Power Range: 1000 – 3000 VA – 1:1


  • Installation flexibility (2U rackmount or freestanding tower) 
  • Designed to handle non-linear loads so ideal for blade servers 
  • Compact design is ideal for Edge applications
  • Reduce power consumption with ECO and Smart Active modes 
  • 5-year warranty provides additional peace of mind 

Sentinel Dual Low Power (SDH) is a versatile UPS designed to deal with non-linear loads. It’s a proven solution for Edge applications, blade servers, VoIP equipment, IT networks, electro-medical devices, emergency lighting, and security/safety systems.

Install as either a freestanding tower or 2U rackmount UPS. Simply plug and play, no complicated setup. Enhanced inverter delivers 0.9 power factor and 92% efficiency. Easy maintenance with hot-swappable batteries.  

The doubly-versatile Sentinel Dual (Low Power) combines installation flexibility with fantastic functionality and ease of maintenance. The single-phase UPS comes in a variety of 4 power ratings (1000-1500-2200-3000 VA).

Provides perfect protection for blade servers, sensitive electro-medical devices, industrial machinery, and emergency lighting systems. It’s combination of installation versatility, compact design, and outstanding performance make the SDH a proven solution for protecting Edge applications too.

Riello UPS’s 5 year extended warranty provides you with additional peace of mind.


Doubly Versatile

Install the plug and play SDH as either a 2U rackmount UPS or a freestanding tower simply by adding the accompanying handles or optional rack supports.

LCD display panel showing key data such as voltage and current operating status easily rotates 90 degrees to suit your installation configuration.


High-Quality Power Guaranteed

Sentinel Dual Low Power is designed to handle non-linear loads typically found in blade servers, with its revamped inverter helping to deliver > 0.98 power factor and 92% efficiency in online UPS mode.

High overload capacity of up to 150% plus high short circuit current on bypass.


Fantastic Functionality

ECO operating mode boosts efficiency to 98%, reducing your power consumption and energy costs. User-replaceable batteries are hot-swappable for easy maintenance.

Fan speed adjusts according to the current load, minimising the amount of noise the UPS generates.


Prioritise Your Critical Loads

Dedicated EnergyShare socket enables you to disconnect less important equipment and loads during power problems. This ensures valuable battery runtime is prioritised towards your most critical loads.


Enhanced Battery Reliability

In-built battery testing runs automatically or can be started manually. Extended runtime versions with additional battery boxes available (2200VA and 3000VA models only) for applications requiring long battery autonomies up to several hours.

User’s manual Sentinel SDH
User’s manual UPSTools
Sentinel Dual SDH Brochure

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