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Item #:
220650818
CyberPower ST425 Standby UPS Battery Backup and Surge Protector
86% of respondents would recommend this to a friend
Item #:
220650818
€ 72
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Imported from USA store
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Order now and get it around Saturday, October 03
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Ensure seamless power to your PC and make certain you have time to safely shut down your system during a longer outage.
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Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Capacity
With 900VA/500W capacity, the CyberPower ST900U effectively supports multiple devices, ensuring uninterrupted power during outages for essential electronics and equipment.
Versatile Outlets
Equipped with 12 outlets, including 2 dedicated USB ports, this UPS provides ample power connections for all your devices, combining protection and convenience in one compact unit.
Compact Design
Its compact design allows for easy placement in tight spaces while maintaining UL certification for safety, delivering reliable performance without compromising on quality and efficiency.
Product Details
| Voltage | 120 volts |
| Amperage | 2.17 A |
| Battery Charge Time | 76 A |
| Form Factor | Compact |
| Input Voltage | 120 volts_of_alternating_current |
| Maximum Power | 260 watts |
| Surge Protection Rating | 890 tJoules |
| Output Current | 2.17 A |
| Output Voltage | 120 volts |
| Power Plug Type | Type B - 3 pin (North American) |
| Connector Type | NEMA |
| Number of Outlets | 8 |
| Battery Average Life | 3 tyears |
| Output Wattage | 260 watts |
| Wattage | 260 watts |
| Frequency Range | 47 u2013 63 Hz |
| Runtime | 1 minute |
| Battery Cell Type | Other Than Listed |
| Enclosure Material | Plastic |
| Color | Black |
| Brand | CyberPower |
| Model Number | ST425 |
| Item Highlight | 425VA/260W, 8 Outlets, Compact, UL Certified |
| UPC | 649532621507 |
| Manufacturer | Cyber Power Systems (USA), Inc. |
| Number of Items | 1 |
| Unit Count | 1 Count |
| Global Trade Identification Number | 00649532621507 |
| Built-In Media | UPS System^ User Manual |
| Item Type Name | Uninterrupted Power Supply |
| Mfr Part Number | ST425 |
| Item Dimensions D x W x H | 3.2"D x 8.3"W x 4.5"H (8.1 x 21.1 x 11.4 cm) |
| Item Weight | 3.8 pounds (1.72 kg) |
| Item Dimensions | 3.2 x 8.3 x 4.5 inches (8.1 x 21.1 x 11.4 cm) |
| Lower Temperature Rating | 32 u00b0F |
| Upper Temperature Rating | 104 u00b0F |
| Specification Met | Energy Star, GreenPower UPS, RoHS |
| Battery Cell Composition | Other Than Listed |
| Product Dimensions (L x W x H) | 3.2"D x 8.3"W x 4.5"H (8.1 x 21.1 x 11.4 cm) |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
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Home Office Users
Perfect for remote workers needing reliable power backup for computers and networking equipment during outages.
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Gaming Setup
Ideal for gamers who want to protect their consoles and PCs from sudden power interruptions and surges.
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Small Businesses
Great for small businesses that require continuous power for essential devices like POS systems and routers.
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High-Power Equipment
Not suitable for servers or machinery that require more than 500W, as it may not support these loads.
Product Description
CyberPower ST425 Standby UPS Battery Backup and Surge Protector
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the capacity of the CyberPower ST900U Standby UPS System?
Answer: The CyberPower ST900U Standby UPS System has a capacity of 900VA and a power output of 500W. This makes it suitable for providing backup power for various electronic devices such as computers, networking equipment, and home entertainment systems. Its power capacity allows it to handle multiple devices simultaneously, ensuring that critical systems remain operational during power outages. -
Question:
How many outlets does the CyberPower ST900U UPS have?
Answer: The CyberPower ST900U features a total of 12 outlets. This includes both regular power outlets and outlets specifically designed for USB charging. The abundance of outlets provides flexibility, allowing users to connect multiple devices such as PCs, routers, printers, and smartphones without the need for additional power strips. -
Question:
What type of devices can I connect to the CyberPower ST900U UPS?
Answer: You can connect a variety of devices to the CyberPower ST900U UPS, including computers, printers, modems, and gaming consoles. The UPS is equipped to support sensitive electronics that require continuous power supply, providing an essential buffer that prevents damage from sudden power interruptions. -
Question:
Does the CyberPower ST900U UPS offer USB charging?
Answer: Yes, the CyberPower ST900U UPS includes 2 USB charging ports, which allow you to charge smartphones, tablets, and other USB-powered devices. This feature enhances convenience, particularly during power outages when keeping your mobile devices charged is essential for communication and access to information. -
Question:
What makes the CyberPower ST900U compact?
Answer: The CyberPower ST900U is designed with a compact form factor, making it easy to integrate into any workspace without taking up excessive space. Its compact design is particularly beneficial in home offices or small environments where every inch of space matters, ensuring that you can have essential power backup without clutter. -
Question:
How does the CyberPower ST900U protect against power surges?
Answer: The CyberPower ST900U includes built-in surge protection to safeguard your electronic devices against voltage spikes caused by lightning strikes or electrical surges. This prevents potential damage to sensitive equipment, ensuring longevity and reliability of your devices during unexpected power conditions. -
Question:
Can I use the CyberPower ST900U for gaming consoles?
Answer: Yes, the CyberPower ST900U is suitable for gaming consoles. Its 900VA capacity and multiple outlets provide the necessary backup power and its surge protection features ensure that your console and peripherals are safe from electrical damage. This makes it ideal for maintaining uninterrupted gaming sessions during outages. -
Question:
What is the runtime of the CyberPower ST900U during a power outage?
Answer: The runtime of the CyberPower ST900U during a power outage depends on the connected load. On average, the UPS can provide power for several minutes to allow users to save their work and safely shut down devices. For instance, you may get around 20-30 minutes of backup time when connecting only a computer and monitor. -
Question:
Is the CyberPower ST900U suitable for home office use?
Answer: Absolutely! The CyberPower ST900U is ideal for home office use. It has sufficient capacity to handle your computer, monitor, printer, and other peripherals, ensuring that you remain productive during power interruptions. Its compact size also fits comfortably in limited workspace areas. -
Question:
Where can I buy the CyberPower ST900U Standby UPS System?
Answer: You can purchase the CyberPower ST900U Standby UPS System from Ubuy in Aland Islands. Ubuy offers a user-friendly platform with various options to assist you in acquiring this high-quality UPS system, ensuring you have the power backup needed for your electronic devices.
CyberPower Uninterruptible Power Supply (UPS) ST425 Editorial Review
CyberPower ST425 Standby UPS Battery Backup and Surge Protector | 425VA/260W, 8 Outlets, Compact, UL Certified provides essential protection against power surges and outages, making it ideal for maintaining your internet connection during brief power interruptions. Users have found it particularly effective for keeping their routers operational during such events, with easy setup thanks to its compact design. Despite mixed experiences regarding its ability to power larger electronics like TVs, many appreciate its reliability for smaller devices. The 890 Joules surge protection rating ensures added safety, allowing peace of mind for those working from home or relying on consistent internet access.
Customer Reviews & Ratings
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Pros
- Compact design saves space
- Easy to set up and use
- Reliable for internet devices
- Surge protection rating of 890 Joules
- consistent power for small electronics
Cons
- May not support larger devices effectively
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
€ 72
Order now and get it around Saturday, October 03
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Features & Benefits
- Battery backup and surge protection
- Two USB charging ports for faster charging
- Designed for minimal noise and reduced power consumption
- Suitable for home office, computers, gaming consoles, and routers
- Comes with a $125,000 lifetime connected equipment guarantee and a three-year warranty
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