# Uninterruptible Power Supply UPS Eaton 3S 550 DIN

**URL:** https://aio.lv/en/product--eaton-3s550din--1999244
**Data updated:** 2026-03-29 16:05 (EEST)
**Category:** UPS
**Manufacturer:** EATON
**Manufacturer code:** 3S550DIN
**EAN:** 743172034649
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 145.49 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 120.24 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-3s550din--1999244

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Eaton 3S 550 DIN is a reliable uninterruptible power supply (UPS) with a capacity of 0.55 kVA and 330 W. It features 6 Type F AC outlets and operates with a minimum input voltage of 161 V. The sealed lead-acid battery provides typical backup times of 3 minutes at full load and 9 minutes at half load. Its compact mini tower design and black color make it suitable for various environments. Certified under IEC 62040-2, it ensures quality and safety for your devices.

## Long description

The Eaton 3S 550 DIN is an uninterruptible power supply (UPS) designed to protect home and office computers and connected equipment from power disturbances. With a capacity of 0.55 kVA (330 W) and six Type F AC outlets, it provides short-term battery backup and basic surge protection. The unit uses a sealed lead-acid battery and offers compact mini-tower styling in black, suitable for placement on or under a desk or for wall mounting. The Eaton 3S 550 DIN complies with IEC 62040-2 safety and electromagnetic compatibility standards and includes a USB HID‑compliant port for automatic integration with common operating systems.
Advantages
The device delivers reliable short-term backup power and protects against common power quality issues such as outages and surges, enabling orderly shutdowns of connected equipment. Its compact mini tower design and glossy black finish allow discreet installation in modern office or home environments. Integrated protection for communication lines and a user-replaceable battery contribute to extended service life and simplified maintenance.
Suitable for (tasks / use cases)
Protecting desktop PCs and workstations from sudden power loss
Providing backup for network devices and small office equipment
Maintaining power for point-of-sale terminals and small servers during brief outages
Safe shutdown of devices to prevent data loss and hardware damage
Key specifications
Output power capacity: 0.55 kVA
Output power: 330 W
AC outlets quantity: 6 Type F outlets
Input voltage range: minimum operational input 161 V
Battery type: sealed lead-acid
Typical backup time: approximately 3 minutes at full load, 9 minutes at half load
USB connectivity: 1 USB 2.0 HID‑compliant port (cable supplied)
Form factor: compact mini tower, wall-mountable
Product colour: black
Weight: 2.9 kg
Standards: certified to IEC 62040-2
How to use
Place the Eaton 3S 550 DIN on a stable surface or mount it on a wall with appropriate fittings. Connect the UPS to mains power and plug critical equipment into the Type F outlets. Use the supplied USB cable to connect the UPS to a computer for automatic shutdown and monitoring via the HID interface. In the event of a mains failure, the UPS will supply battery power to connected devices for the typical backup durations indicated; perform an orderly shutdown of systems if extended outages occur. Replace the internal sealed lead-acid battery when end-of-life indicators or reduced runtime are observed to maintain protection.
Usage recommendations
For reliable operation, install the Eaton 3S 550 DIN in a ventilated, dry location within the specified ambient temperature range, avoid placing heavy objects on top of the unit, and test the UPS periodically. Use the USB connection and compatible monitoring software to configure orderly shutdown procedures and to monitor battery health. Replace the battery with manufacturer-recommended replacement packs to ensure continued performance.

## Specifications

### Ports & interfaces

| Feature | Value |
|---|---|
| AC outlets quantity | 6 AC outlet(s) |
| USB 2.0 ports quantity | 1 |
| AC outlet types | Type F |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Sealed Lead Acid (VRLA) |
| Typical backup time at half load | 9 min |
| Typical backup time at full load | 3 min |
| Cold start | Yes |
| Automatic battery test | Yes |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Form factor | Mini Tower |
| LED indicators | Y |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 2.9 kg |
| Height | 86 mm |
| Width | 140 mm |
| Depth | 335 mm |

### Certificates

| Feature | Value |
|---|---|
| Certification | IEC 62040-2 |

### Other features

| Feature | Value |
|---|---|
| Mac compatibility | Yes |
| Compatible operating systems | Windows XP, Vista, 7
Linux
Mac OS X |

### Features

| Feature | Value |
|---|---|
| Output power capacity | 0.55 kVA |
| Input frequency | 50/60 |
| Output power | 330 W |
| Surge protection features | Fax, Modem, Network, Telephone |
| Input operation voltage (max) | 284 V |
| Input operation voltage (min) | 161 V |
| Output operation voltage (min) | 220 V |
| Output operation voltage (max) | 240 V |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 85078000 |

### Safety regulation & standards

| Feature | Value |
|---|---|
| Safety | IEC/EN 62040-1-1, CE |

## FAQ

### How much does the Uninterruptible Power Supply UPS Eaton 3S 550 DIN cost, and is it available for purchase?

The price is 145.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 20.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Uninterruptible Power Supply UPS Eaton 3S 550 DIN be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All EATON products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized EATON service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: ac outlets quantity, usb 2.0 ports quantity, weight, output power, output power capacity, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/1999244/65770237_large.webp