# Uninterruptible Power Supply Eaton 3S 550 DIN

**URL:** https://aio.lv/en/product--eaton-3s550din--24685
**Data updated:** 2025-12-28 21:03 (EET)
**Category:** UPS
**Manufacturer:** EATON
**Manufacturer code:** 3S550DIN
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 98.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 81.40 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-3s550din--24685

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Tomorrow | free |
| Pickup points | Monday | 1.99 EUR |
| Courier delivery to door | Monday | 4.99 EUR |

## Summary description

The Eaton 3S 550 DIN is a compact uninterruptible power supply with a capacity of 0.55 kVA and 330 W. It features 6 Type F AC outlets and provides backup power for up to 9 minutes at half load. The sealed lead acid battery ensures reliability, while the mini tower form factor and black color make it suitable for any environment. Certified to IEC 62040-2, it is an ideal solution for protecting sensitive electronic equipment.

## Long description

The Eaton 3S 550 DIN is a compact uninterruptible power supply (UPS) providing 0.55 kVA (330 W) of output power in a mini tower form factor. Designed for office and home computers, it offers battery backup and basic surge protection to maintain operation during short power disturbances. The unit includes six Type F AC outlets, a HID-compliant USB port for automatic OS integration (cable supplied) and protections for telephone, Internet and Ethernet lines. Its compact, black housing can sit on or under a desk or be mounted on a wall, and the battery is user-replaceable to extend service life.
Advantages
The Eaton 3S 550 DIN combines compact size with reliable standby power and surge protection suitable for small office or home setups. The HID-compliant USB port enables automatic communication with Windows, Mac OS and Linux without additional drivers. Integrated protection for Telephone, Internet and Ethernet lines reduces the risk of damage from back-door surges. The mini tower design and glossy black finish allow discreet placement on a desk, under a desk or on a wall, and the replaceable sealed lead-acid battery simplifies maintenance.
Suitable for
Office desktop computers and workstations
Home PC setups and small home offices
Network equipment and modems requiring basic surge protection
Peripherals that need short runtime during power interruptions
Key specifications
Output power capacity: 0.55 kVA (330 W)
AC outlets: 6 × Type F
USB: 1 × HID-compliant USB 2.0 port (cable included)
Battery type: sealed lead acid, user-replaceable
Typical backup time: up to ~9 minutes at half load
Form factor and color: mini tower, black
Weight: 2.9 kg
Standard: IEC 62040-2 certified
How to use
Place the Eaton 3S 550 DIN on a stable surface, under a desk or mount it on a wall following the included instructions. Connect critical equipment to the UPS’s Type F AC outlets and plug the unit into mains power to charge the battery. Use the supplied USB cable to connect the UPS to a computer for automatic OS integration and status reporting. In case of mains failure the UPS provides battery power to connected devices; replace the battery when end-of-life indicators appear to maintain backup capability.
Usage recommendations
For reliable operation, connect only essential equipment within the rated 330 W output and avoid overloading. Test the UPS after installation and replace the sealed lead-acid battery according to the manufacturer’s guidelines or when runtime noticeably decreases. Ensure telephone/Internet/Ethernet lines are routed through the provided protection ports if protection of these lines is required.

## 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 Eaton 3S 550 DIN cost, and is it available for purchase?

The price is 98.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 406 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 Tomorrow 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Uninterruptible Power Supply 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/24685/65768110_large.webp