
Products

Sentinel Dual SDH
Sentinel Dual SDH is a high density double conversion ON LINE UPS (1000-3000 VA) with 2U rack/tower design, ideal for servers, storage, VoIP, and medical equipment.
The Riello Sentinel Dual SDH is a compact, single-phase online double-conversion UPS designed for small IT, networking, and light industrial loads. Available from 1 to 3 kVA in a tower form factor, it delivers reliable protection against every class of mains disturbance with high efficiency and low acoustic noise.
The Sentinel Dual is a popular choice for small server rooms, retail infrastructure, medical devices, and CCTV systems thanks to its proven reliability, extended battery options, and straightforward management.
| Power Ratings | |
|---|---|
| SDH 1000 | 1000 VA / 900 W |
| SDH 1500 | 1500 VA / 1350 W |
| SDH 2200 | 2200 VA / 1980 W |
| SDH 3000 | 3000 VA / 2700 W |
| Input | |
| Rated Voltage | 220 / 230 / 240 V |
| Voltage Range (no battery) | 140-276V @50% / 184-276V @100% |
| Max Permitted Voltage | 300 V |
| Rated Frequency | 50 / 60 Hz |
| Power Factor | >0.98 |
| Current Distortion | <=7% |
| Output | |
| Voltage Distortion | <2% linear / <=3.5% non-linear |
| Frequency | 50 or 60 Hz selectable |
| Static Variation | +/-1% |
| Waveform | Sinusoidal |
| Crest Factor | 3:1 |
| Efficiency ECO Mode | 98% |
| Battery | |
| Type | VRLA AGM maintenance-free |
| Recharge Time | 2-4 hours |
| Mechanical | |
| Dimensions 1000/1500 | Tower: 87x425x450mm / Rack: 19 inch x425x2U |
| Dimensions 2200-3000 | Tower: 87x625x450mm / Rack: 19 inch x625x2U |
| Weight SDH 1000 | 17.5 kg |
| Weight SDH 1500 | 18 kg |
| Weight SDH 2200 | 30.5 kg |
| Weight SDH 3000 | 31 kg |
| Environmental | |
| Operating Temperature | 0 to +40 deg C |
| Noise Level | <40 dBA |
| Humidity | 5-95% non-condensing |
| Colour | RAL 9005 |
| Safety | |
| Classification | VFI-SS-111 per IEC 62040-3 |
| Safety Standard | IEC EN 62040-1 |
| EMC Standard | IEC EN 62040-2 |