---
product_id: 567725162
title: "ST900U Standby UPS System, 900VA/500W, 12 Outlets, 2 USB Charging Ports, Compact"
brand: "cyberpower"
price: "€ 472.55"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/567725162-st900u-standby-ups-system-900va-500w-12-outlets-2-usb
store_origin: SK
region: Slovakia
---

# 2.1A dual USB charging ports 900VA/500W power capacity 12 total outlets with 6 battery backup ST900U Standby UPS System, 900VA/500W, 12 Outlets, 2 USB Charging Ports, Compact

**Brand:** cyberpower
**Price:** € 472.55
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your productivity, stay connected without interruption!

## Quick Answers

- **What is this?** ST900U Standby UPS System, 900VA/500W, 12 Outlets, 2 USB Charging Ports, Compact by cyberpower
- **How much does it cost?** € 472.55 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/567725162-st900u-standby-ups-system-900va-500w-12-outlets-2-usb)

## Best For

- cyberpower enthusiasts

## Why This Product

- Trusted cyberpower brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fast Mobile Charging:** Dual USB ports deliver 2.1A shared output for quick charging of smartphones and tablets.
- • **Spacious Plug Design:** 4 widely spaced outlets accommodate bulky adapters without blocking neighbors.
- • **Reliable Power Shield:** 6 battery backup outlets + 6 surge-only outlets keep your devices safe and running.
- • **Peace of Mind Guarantee:** $125,000 connected equipment warranty and 3-year product warranty ensure long-term protection.
- • **Ultra-Efficient Operation:** GreenPower UPS design reduces energy consumption and noise for a quieter workspace.

## Overview

The CyberPower ST900U is a compact, high-efficiency UPS delivering 900VA/500W backup power with 12 outlets—6 battery-backed and 6 surge-only. It features 2 USB charging ports (2.1A shared), LED status indicators, and a noise-minimizing design. Ideal for home offices and entertainment setups, it offers robust surge protection and a $125,000 connected equipment guarantee backed by a 3-year warranty.

## Description

ST900U Standby UPS System, 900VA/500W, 12 Outlets, 2 USB Charging Ports, Compact

## Features

- 12 NEMA 5-15R OUTLETS: Six battery backup & surge protected outlets; Six surge protected outlets; Four outlets are widely spaced to accommodate larger plugs; INPUT: NEMA 5-15P plug with five foot cord
- 2 USB CHARGING PORTS: Share 2.1 amps to charge and power tablets, smartphones, MP3 players, and other mobile devices; LED STATUS LIGHTS: indicates Power-On and Wiring Fault
- GREENPOWER UPS HIGH EFFICIENCY DESIGN: Reduces power consumption by utilizing a compact charger and power inverter to create an ultra-efficient backup power system for home and office use

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material Type | Plastic |
| Battery Cell Composition | Sealed Lead Acid |
| Output Voltage | 1.2E+2 Volts (AC) |
| Runtime | 15 minutes |
| Battery Average Life | 3 	years |
| Output Wattage | 5E+2 Watts |
| Wattage | 500 watts |
| Connector Type | NEMA |
| Number of Outlets | 12 |
| Frequency Range | 47 – 63 Hz |
| Maximum Power | 5E+2 Watts |
| Voltage | 12 Volts |
| Amperage | 2.1 Amps |
| Form Factor | Compact |
| Color | Black |
| Item Weight | 7.7 Pounds |
| Item Dimensions D x W x H | 15.3"D x 9.5"W x 4.4"H |

## Product Details

- **Brand:** CyberPower
- **Battery cell composition:** Sealed Lead Acid
- **Product dimensions:** 17.8D x 31W x 7.9H centimeters
- **Voltage:** 120
- **Colour:** Black

## Images

![ST900U Standby UPS System, 900VA/500W, 12 Outlets, 2 USB Charging Ports, Compact - Image 1](https://m.media-amazon.com/images/I/619dWaTUrkL.jpg)

## Questions & Answers

**Q: How long will the UPS power my systems after the power goes out?**
A: Run times vary based on the power required by connected devices. This system is estimated run for 7.5 minutes at half load, 2 minutes for a full load.

**Q: Can this UPS model be monitored?**
A: The ST900U comes with a free download of PowerPanel provides a user-friendly dashboard interface for controlling and monitoring the UPS.

**Q: Do all of the outlets have battery backup power and surge protection?**
A: No, not all of the outlets have battery backup power. The ST900U has six battery backup and surge protected outlets and six surge protected outlets.

**Q: Can this unit accommodate larger plugs?**
A: Yes, the ST900U can accommodate four large transformer-based plugs without compromising the access of other outlets.

**Q: How do I mute the alarms?**
A: To turn the Alarm Off, quickly press the power button twice. You will hear two short beeps when the Alarm is turned Off. To turn the Alarm back ON, quickly press the power button twice. You will hear a single short beep when the Alarm is turned On.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.sk/products/567725162-st900u-standby-ups-system-900va-500w-12-outlets-2-usb](https://www.desertcart.sk/products/567725162-st900u-standby-ups-system-900va-500w-12-outlets-2-usb)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-01-22*