# UPS EATON 3S 850 UPS DIN — online/delay-free power backup, 850 VA

**URL:** https://aio.lv/en/product--eaton-3s850dspec1--12370165
**Data updated:** 2026-04-26 20:43 (EEST)
**Category:** UPS
**Manufacturer:** EATON
**Manufacturer code:** 3S850D?SPEC1
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 138.49 €
**Prices and availability valid until:** 2026-07-09 23:59
**Price without VAT (21%):** 114.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-3s850dspec1--12370165

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Monday | free |
| Pickup points | 18.06.2026 | 1.99 EUR |
| Courier delivery to door | 18.06.2026 | 4.99 EUR |

## Summary description

EATON 3S 850 UPS DIN is an uninterruptible power supply (UPS) providing 850 VA backup capacity designed to protect connected equipment from power interruptions and voltage fluctuations. Suited for workstations, network devices and small servers, it ensures short-term runtime for safe shutdowns and stable power delivery in commercial and home settings.

## Long description

The EATON 3S 850 UPS DIN is an uninterruptible power supply providing 850 VA of backup capacity to protect workstations, network equipment and small servers from power interruptions and voltage fluctuations. Designed for compact installations, this UPS offers instantaneous transition to battery power for delay-free protection, short runtime for orderly shutdowns and regulated output to maintain stable operation of connected devices in office or home environments.
Advantages
The unit delivers 850 VA of conditioned backup power with fast switchover to battery operation and automatic voltage regulation to limit voltage sags and surges. Its compact DIN-compatible form factor simplifies mounting in small racks or industrial enclosures. The UPS includes multiple output sockets and built-in protections against overload, short circuit and battery deep discharge, supporting reliable short-term operation and controlled shutdown sequences.
Suitable for
Office desktop computers and workstations that require safe shutdown during outages
Network devices such as routers, switches and access points to maintain connectivity
Small business servers and NAS devices needing brief runtime to save data
Point-of-sale systems and small industrial control cabinets with DIN mounting needs
When it may not be suitable
This UPS provides short-term runtime intended for orderly shutdowns rather than extended backup for long outages; it may not meet requirements where prolonged autonomy is necessary. It is not a replacement for larger, high-capacity UPS systems intended to support full data centre loads or heavy industrial equipment for extended periods.
Key specifications
Output capacity: 850 VA
Form factor: DIN-compatible compact unit suitable for small racks/enclosures
Output type: regulated AC output with fast battery switchover (delay-free)
Protections: overload protection, short-circuit protection, battery deep-discharge protection
Intended load: workstations, network devices, small servers and similar equipment
How to use
Install the UPS in a suitable DIN rail or compact rack space according to the mounting instructions, connect the UPS to a grounded AC supply and plug equipment into the output sockets. Allow the internal battery to charge fully before relying on runtime estimates. Configure any available software or communication options to enable automatic shutdown of connected systems, and test the transition to battery power and the shutdown sequence to confirm correct operation.
What to consider before purchase
Required runtime at your expected load — calculate how long connected devices must remain operational during an outage
Total power draw of devices to ensure 850 VA capacity is sufficient
Mounting compatibility with your rack, cabinet or DIN rail space
Availability of required output sockets and communication ports for automatic shutdown
Usage recommendations
For reliable short-term protection, size the UPS to cover the combined power draw of critical devices and plan for orderly shutdowns rather than prolonged operation. Periodically test battery and shutdown procedures, and replace the internal battery according to the manufacturer's service intervals to maintain delay-free protection.

## FAQ

### How much does the UPS EATON 3S 850 UPS DIN cost, and is it available for purchase?

The price is 138.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 Monday 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 UPS EATON 3S 850 UPS 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

## Image

https://aio.lv/img/cache/product/12370165/68490366_large.webp