Description
The Vertiv Liebert PSI5-1000RM1201U is a high-performance 1U rackmount line-interactive UPS designed to protect critical IT and network equipment in space-constrained environments. Delivering 1000VA / 900W of reliable power, it features pure sine wave output on battery, making it ideal for servers, network switches, storage devices, and VoIP systems.
Advanced Automatic Voltage Regulation (AVR) with buck and boost functionality stabilizes incoming power without draining the battery, extending battery life and ensuring consistent output during voltage fluctuations. The compact 1U form factor includes a rotatable LCD display, programmable outlet group, and hot-swappable internal batteries for easy maintenance.
With USB connectivity and support for optional SNMP network management, the PSI5-1000RM1201U provides enterprise-grade power protection, monitoring, and flexibility for modern IT racks and edge deployments.
| Category | Specification |
|---|---|
| Form Factor | 1U Rackmount |
| Power Capacity | 1000VA / 900W |
| Topology | Line-Interactive with AVR |
| Input Voltage | 120V AC (user-selectable 100ā125V) |
| Input Voltage Range (No Battery) | 75ā146 VAC |
| Output Voltage (On Battery) | 100 / 110 / 115 / 120 / 125 VAC |
| Output Waveform | Pure Sine Wave |
| Output Frequency | 60 Hz Ā±1% |
| Transfer Time | 4ā6 ms (typical) |
| Outlets (Battery-Backed) | 5 Ć NEMA 5-15R |
| Controllable Outlets | Yes (programmable outlet group) |
| Battery Type | Valve-Regulated Lead Acid (VRLA) |
| Recharge Time | ~6 hours to 90% |
| Battery Configuration | 4 Ć 6V internal batteries |
| Management Interfaces | USB (SNMP via optional network card) |
| Display | Rotatable LCD |
| Noise Level | <45 dB (line mode) |
| Operating Temperature | 32Ā°F to 104Ā°F (0Ā°C to 40Ā°C) |
| Dimensions (W Ć D Ć H) | 17.2 Ć 20.1 Ć 1.7 in |
| Weight | Approx. 36.4 lbs |
| Certifications | UL 1778, FCC Class B |
| Warranty | 2-Year Advanced Exchange |
Payment & Security
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Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some productsāsuch as custom orders, special-order items, audio gear, software, and LED video wallsāare non-returnable. Non-defective returns may be subject to a 20ā30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
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