Eaton Serie 3S UPS 3S550B - 550VA 330W Off-Line Backup Power, Quiet
Eaton Serie 3S UPS 3S550B - 550VA 330W Off-Line Backup Power, Quiet
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Oct 2026)
Based on a total of 24,155 customer reviews from independent review platforms.
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Based on a total of 24,155 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
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£79.00
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Eaton 3S Gen2 550VA 330W 230V Offline UPS with 6× BS Outlets
Overall Rating: 4.3 / 5 (average from multiple review sources, as of 20 Oct 2026)
Based on a total of 15,929 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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Based on a total of 15,929 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
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£83.41
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Eaton 3S Gen2 UPS - 3S550B, 550 VA / 330 W, 6× BS outlets (3 battery + surge, 3 surge only), USB HID - 3S550B - Reliable design, durable shielding, black (B0B3RS2986)
Overall Rating: 2.3 / 5 (average from multiple review sources, as of 18 Oct 2026)
Based on a total of 48,210 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 48,210 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£88.36
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Eaton 3S550B uninterruptible power supply (UPS) 330 W 6 AC outlet(s)
Overall Rating: 4.6 / 5 (average from multiple review sources, as of 6 Oct 2026)
Based on a total of 610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
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3-5 working days
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£90.99
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Eaton 3S 550 Bs
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Oct 2026)
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 5 - 11 working days of receiving cleared payment.
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£96.15
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Eaton 3S550B uninterruptible power supply (UPS) 330 W 6 AC outlet(s)
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Oct 2026)
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 2 - 3 working days of receiving cleared payment.
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£105.00
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Eaton 3S550B uninterruptible power supply (UPS) 330 W 6 AC outlet(s)
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Oct 2026)
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 24,155 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 7 working days of receiving cleared payment.
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£108.37
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Size: 550 VA / With BS / UPC: 3553340705052 / MPN: 3S550B / eBay Product ID (ePID): 25056603382 / Item Length: 394 / Depth: 86 mm / Colour: Black and white / Maximum Wattage: 330 W / Maximum Power: 330w / ISBN: 3553340705052 / Item Height: 550 VA / With BS / Number of Outlets: 6 / Features: Surge Protection / Unit Quantity: 1 / Width: 325 mm / Item Width: 198 / Part Type: 3S550B / Voltage Compatibility: 550 VA / Manufacturer Part Number: 3S550B / ProductTitle: Eaton 3S550B 330 W 184 V 264 V 46/70 Hz 184 V 264 V / MaturityScore: 8.0 / Weight: 3.2 kg / Brand: Eaton / Type: UNINTERRUPTIBLE_POWER_SUPPLY / GTIN: 3553340705052 / Model: 3S550B
£79.00
Will usually delivered within 3 - 5 working days of receiving cleared payment.
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Product Information
Weight & dimensions
| Weight | 3.2 kg |
| Height | 140 mm |
| Depth | 86 mm |
| Width | 325 mm |
Certificates
| Certification | IEC/EN 62040-1 EAC IEC/EN 62040-2 CE |
Packaging content
| Quick installation guide | Yes |
| Manual | Yes |
Operational conditions
| Operating relative humidity (H-H) | 0 - 85% |
| Operating altitude | 0 - 2000 m |
Design
| Product colour | Black, White |
| LED indicators | Yes |
| Cable length | 1.5 m |
| Form factor | Tower |
Battery
| Battery voltage | 12 V |
| Battery capacity | 5 Ah |
Ports & interfaces
| USB port | Yes |
| AC outlets quantity | 6 AC outlet(s) |
| AC outlet types | BS 1363 |
Features
| Auto shut-off | Yes |
| Noise level | 25 dB |
| Efficiency | 98% |
| Number of output phases | 1 |
| Output operation voltage (max) | 264 V |
| Output operation voltage (min) | 184 V |
| Input frequency | 46/70 Hz |
| Input operation voltage (max) | 264 V |
| Input operation voltage (min) | 184 V |
| Output power | 330 W |
Product information
At a glance
- 550VA capacity: Sufficient backup for multiple devices.
- Protective features: Stabilizes voltage and prevents surges.
- Sleek design: Compact, modern, and space-efficient.
Note: This text was created with the help of AI.
Power Up Your Devices with the Eaton 3S Gen2 UPS 550VA
If you're looking for a reliable power backup solution, the Eaton 3S Gen2 UPS 550VA/330W offline (3S550B) is perfect for home users, small offices, and anyone wanting to keep their devices powered during unexpected outages. This exceptional Uninterruptible Power Supply (UPS) offers a seamless balance of performance and efficiency, ensuring that your essential electronics stay operational even in the event of a power failure. Whether it's your computer, router, or sensitive equipment, this UPS is designed to protect your investments and keep your workflow uninterrupted. To explore a variety of UPSs, check out this link!Outstanding Features and Benefits
The Eaton 3S Gen2 combines advanced technology with user-friendly features to deliver a reliable power solution. With a capacity of 550VA and 330W, it provides ample backup power while ensuring that your devices operate smoothly. Some notable functions include:- Automatic Voltage Regulation (AVR): This feature stabilizes voltage levels, protecting your devices from harmful surges.
- Multiple Outlets: Equipped with several power sockets, it allows you to connect multiple devices at once.
- Compact Design: Its slim profile makes it easy to fit in any workspace or home office setup.
Stylish and Practical Design
The Eaton 3S Gen2 UPS doesn't just perform well; it looks good doing it! With a sleek, modern aesthetic, this UPS will seamlessly blend into your home or office environment. The device features a user-friendly LED display that clearly shows the current status of the UPS, allowing you to monitor its performance at a glance. The design is also optimized for airflow, which helps to keep the unit cool during operation, ensuring longevity and reliability. Plus, the compact size means it won't take up excessive space on your desk!Effortless Installation and Maintenance
Getting started with the Eaton 3S Gen2 UPS is a breeze! Simply plug it into a standard outlet, connect your devices using the provided power cables, and you're ready to go. The UPS offers easy battery replacement without the need for special tools, making maintenance simple and convenient. This ensures that you're never left in the dark for long. With its robust performance, protective features, and elegant design, the Eaton 3S Gen2 UPS is an excellent choice for anyone looking to secure their electronics with confidence.Note: This text was created with the help of AI.
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Eaton Serie 3S UPS 3S550B - 550VA 330W Off-Line Backup Power, Quiet
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