Uninterruptible Power Supply UPS Eaton 3S850D

Name: Uninterruptible Power Supply UPS Eaton 3S850D
Brand: EATON
SKU: 3448077
Price: 149.99 EUR
Availability: InStock

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Short description

The Eaton 3S850D is a Standby (Offline) UPS with a power capacity of 0.85 kVA and 510 W. It features 8 AC outlets and uses Sealed Lead Acid (VRLA) battery technology. With a compact design (335 mm x 170 mm x 86 mm) and a cable length of 1.5 m, it provides reliable backup power for your devices. Safety certifications include IEC 62040-1, IEC 62040-2 C2, IEC 62040-3, IEC 62040-4, and IEC 61643-11.

Available at price 149.99 €: 2 pcs.

Total available for order: 71 pcs.

Warranty: 2 Years

SKU: 3448077

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2b. Kengaraga str., Riga, Latvia, LV-1063

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From 5.13 € (Weight: 5.20 kg)

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Product information

Description

The Eaton 3S850D is an uninterruptible power supply (UPS) designed to provide power and surge protection for desktop computers, wireless networks, gaming consoles and other critical equipment in home and small-office environments. This standby (offline) UPS delivers 0.85 kVA (510 W) of output power, incorporates sealed lead‑acid (VRLA) battery technology and offers eight AC outlets in a compact housing (335 x 170 x 86 mm) with a 1.5 m cable.

Advantages

The Eaton 3S850D combines backup power and surge suppression in a single unit, protecting connected devices from short interruptions and voltage spikes. Its compact footprint and two available colour options (white and black) make it suitable for placement near workstations or entertainment centers. The UPS includes two USB 2.0 ports for basic connectivity and complies with IEC safety and performance standards (IEC 62040 series and IEC 61643‑11).

Suitable for

Desktop computers and workstations
Home routers and wireless network equipment
Gaming consoles and media players
Small office devices such as monitors, external drives and VoIP phones

Key specifications

Model: Eaton 3S850D (MPN 3S850D, EAN 0743172101778)
UPS type: Standby (Offline)
Output power: 510 W
Output power capacity: 0.85 kVA
AC outlets: 8
USB ports: 2 × USB 2.0
Battery technology: Sealed Lead Acid (VRLA)
Dimensions: 335 × 170 × 86 mm
Cable length: 1.5 m
Weight: 4.3 kg
Colours: White, Black
Standards: IEC 62040‑1, IEC 62040‑2 C2, IEC 62040‑3, IEC 62040‑4, IEC 61643‑11

How to use

Place the UPS on a stable, well‑ventilated surface near the equipment to be protected. Connect the UPS to AC mains using the built‑in cable, then plug critical devices into the battery‑backed outlets and noncritical peripherals into surge‑only outlets if applicable. Turn on the UPS and allow it to charge the internal VRLA battery before relying on battery backup. Use the two USB 2.0 ports for simple device connectivity where supported.

Usage recommendations

For reliable operation, test the UPS periodically under load and replace the VRLA battery according to the manufacturer's service intervals or when runtime noticeably decreases. Avoid placing the unit in high‑temperature, humid or dusty environments and ensure adequate ventilation around the housing.

Specifications

AC outlets quantity:: 8 AC outlet(s)
USB 2.0 ports quantity:: 2
Weight:: 4.3 kg
Output power:: 510 W
Output power capacity:: 0.85 kVA
Product colour:: White, Black

All features

Ports & interfaces

AC outlets quantity:: 8 AC outlet(s)
USB 2.0 ports quantity:: 2
USB port:: Yes

Battery

Battery technology:: Sealed Lead Acid (VRLA)
Hot-swap battery:: No
Cold start:: Yes
Automatic battery test:: Yes

Design

Product colour:: White, Black
Cable length:: 1.5 m
LED indicators:: Y

Weight & dimensions

Weight:: 4.3 kg
Height:: 86 mm
Width:: 335 mm
Depth:: 170 mm

Operational conditions

Operating altitude:: 0 - 3000
Operating temperature (T-T):: 0 - 40

Certificates

Certification:: CE/EAC/Ukr/Cm/CB report

Other features

Nominal input voltage:: 230

Features

Output power capacity:: 0.85 kVA
Input frequency:: 50/60
Maximum current:: 10 A
Output power:: 510 W
Power protection features:: Overdischarge
Surge protection:: Yes
Input operation voltage (max):: 284 V
Input operation voltage (min):: 161 V
Output operation voltage (min):: 220 V
Output operation voltage (max):: 240 V
Output frequency:: 50
UPS topology:: Standby (Offline)

Logistics data

Harmonized System (HS) code:: 85078000

Safety regulation & standards

Safety:: IEC 62040-1; IEC 62040-2 C2; IEC 62040-3; IEC 62040-4; IEC 61643-11

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Warehouse	Stock	Delivery to the store	Store Price
WH354	2	08.07.2026	149.99 €
WH94	62	01.07.2026 Best delivery	157.49 €
WH320	7	01.07.2026 Best delivery	158.49 €

149.99 €

Stock: 2

Delivery Date: 08.07.2026

Warehouse: WH354

157.49 €

Stock: 62

Delivery Date: 01.07.2026 Best delivery

Warehouse: WH94

158.49 €

Stock: 7

Delivery Date: 01.07.2026 Best delivery

Warehouse: WH320

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Customer questions

FAQ

How much does the Uninterruptible Power Supply UPS Eaton 3S850D cost, and is it available for purchase?

The price is 149.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 71 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 Uninterruptible Power Supply UPS Eaton 3S850D be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Uninterruptible Power Supply UPS Eaton 3S850D online, and the application process is as simple as possible:

Select the product on the website and add it to your cart;
When placing your order, choose the payment method “Installments”;
Fill in the required details for the lending partner;
Receive a decision within a few minutes.

For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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.

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