# Uninterruptible Power Supply Eaton 3P Ellipse 550 Standby 0.55 kVA / 330 W, 4 AC outlets, 12 V battery

**URL:** https://aio.lv/en/product--eaton-3p550f--11468713
**Data updated:** 2025-12-30 21:25 (EET)
**Category:** UPS
**Manufacturer:** EATON
**Manufacturer code:** 3P550F
**EAN:** 3553340621246
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 112.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 92.97 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-3p550f--11468713

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

Eaton 3P Ellipse 550 is a standby (offline) UPS providing 0.55 kVA (330 W) output with four AC outlets (C3 coupler). It uses a 12 V, 4.5 Ah battery in a compact tower form factor with an LED display. Designed to protect small office equipment, PCs and network devices from short power interruptions and voltage fluctuations, it supplies temporary backup power to allow safe shutdown and prevent data loss.

## Long description

Eaton 3P Ellipse 550 is a standby (offline) uninterruptible power supply providing 0.55 kVA (330 W) output power with four AC outlets. The compact black tower unit uses a 12 V, 4.5 Ah battery and an LED display to protect small office equipment, personal computers and network devices from short power interruptions and voltage fluctuations, supplying temporary backup power to allow safe shutdown and prevent data loss.
Advantages
This UPS offers standby topology for basic power protection, a rated output of 0.55 kVA (330 W), four AC outlets for simultaneous connection of multiple devices and a replaceable 12 V 4.5 Ah battery in a compact tower form factor. Its LED indicators provide basic status information while the low weight facilitates placement in small offices or under a desk.
Suitable for
Small office desktop computers
Home PCs and workstations
Network equipment such as switches and routers
External drives and peripherals requiring brief backup power
Key specifications
Topology: Standby (Offline)
Output power capacity: 0.55 kVA (330 W)
AC outlets: 4 (C3 coupler)
Battery: 12 V, 4.5 Ah
Form factor: Tower, colour Black
Weight: 3 kg
How to use
Place the Eaton 3P Ellipse 550 on a stable, flat surface with adequate ventilation. Connect the UPS to mains power and then plug supported equipment into the four AC outlets. Use the LED indicators to verify normal operation. In the event of a power interruption the UPS will switch to battery power automatically to provide temporary runtime for safe shutdown of connected devices.
Usage recommendations
For reliable operation, keep the UPS in a cool, dry environment, avoid covering ventilation openings and perform periodic battery checks or replacement according to the manufacturer's service intervals. Do not exceed the 330 W output rating when connecting loads.

## Specifications

### Ports & interfaces

| Feature | Value |
|---|---|
| AC outlets quantity | 4 AC outlet(s) |
| AC outlet types | C3 coupler |

### Battery

| Feature | Value |
|---|---|
| Battery voltage | 12 V |
| Battery capacity | 4.5 Ah |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Form factor | Tower |
| Display type | LED |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 3 kg |
| Height | 263 mm |
| Width | 81 mm |
| Depth | 235 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | 0 - 40 |

### Packaging content

| Feature | Value |
|---|---|
| Rack mount kit | No |

### Certificates

| Feature | Value |
|---|---|
| Certification | IEC/EN 62040-1
IEC/EN 62040-2
IEC/EN 62040-3
CE
UKCA
Cm |
| Waste Electrical and Electronic Equipment (WEEE) compliance | Yes |
| Compliance certificates | CB, CE, RoHS, WEEE |

### Other features

| Feature | Value |
|---|---|
| Relative humidity | 0 - 95 |
| Input connection type | C14 |
| Nominal input voltage | 220-240 |

### Features

| Feature | Value |
|---|---|
| Output power capacity | 0.55 kVA |
| Noise level | 25 dB |
| Input frequency | 46/70 |
| Efficiency | 97 % |
| Output power | 330 W |
| Surge protection | Yes |
| Input operation voltage (max) | 284 V |
| Input operation voltage (min) | 161 V |
| Output operation voltage (min) | 161 V |
| Output operation voltage (max) | 284 V |
| Output frequency | 50/60 |
| Number of input phases | 1 |
| Number of output phases | 1 |
| Output power factor | 0.6 |
| Waveform | Stepwise |
| Power consumption (average operating) | 10.2 W |
| UPS topology | Standby (Offline) |
| Auto shut-off | No |
| Efficiency (ECO mode) | 97 % |

## FAQ

### How much does the Eaton 3P Ellipse 550 UPS 0.55 kVA / 330 W cost, and is it available for purchase?

The price is 112.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 47 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 08.07.2026 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 Eaton 3P Ellipse 550 UPS 0.55 kVA / 330 W 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, weight, output power capacity, output power, 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.

### Where can I download the instructions for Eaton 3P Ellipse 550 UPS 0.55 kVA / 330 W?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11468713/66938511_large.webp