# Power supply Dell 870W RDNT EMSN V3 (model 3257W) 870 W output, server power module

**URL:** https://aio.lv/en/product--dell-3257w--3622211
**Data updated:** 2026-02-12 09:55 (EET)
**Category:** Other Repair Parts
**Manufacturer:** Dell
**Manufacturer code:** 3257W
**EAN:** 5712505805541
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 88.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 73.13 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-3257w--3622211

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

Dell 870W RDNT EMSN V3 power supply (model 3257W) is a server-grade power module providing 870 watts of output for compatible Dell systems. Designed for redundant power configurations, it supports continuous operation in rack servers and enterprise hardware. Use it to replace faulty units or to expand power capacity, ensuring stable power delivery and minimizing downtime.

## Long description

The Dell 870W RDNT EMSN V3 power supply (870 W output) is a server-grade power module engineered for enterprise environments that require reliable, continuous power delivery. Designed for use in compatible Dell rack servers and chassis that accept this form factor, the unit supports redundant power configurations to maintain system availability during maintenance or component failure. The compact module provides stable voltage rails and thermal management suitable for sustained operation in data center conditions.
Advantages
This 870W server power module delivers consistent wattage with load-sharing capability in redundant setups, helping to reduce the risk of downtime. The design focuses on compatibility with hot-swap bays and chassis-level monitoring, enabling swift replacement without powering down the server. Built to meet server thermal and electrical standards, it offers efficient power conversion and protection features that reduce stress on connected components.
Suitable for
Rack-mounted Dell servers requiring an 870 W power module
Redundant power configurations in enterprise and data center environments
Replacing a faulty or degraded power supply in compatible systems
Expanding power capacity for upgraded server configurations
Key specifications
Output power: 870 W
Form factor: server power module compatible with Dell chassis supporting this model
Intended use: redundant and hot-swap capable server environments
Cooling: active cooling and designed for data center thermal conditions
Protection: built-in electrical protections for overcurrent and short-circuit events
How to use
Install the power module into the server chassis bay that accepts this Dell power module form factor, following the server manufacturer’s service manual and hot-swap procedures. Ensure the server is in a safe state for insertion or removal according to the system’s redundancy and power policies. After seating the module, verify power and status indicators on the chassis management interface to confirm correct operation. For replacements, remove the failed module following the same service guidelines and insert the new unit while observing ESD and safety precautions.
Usage recommendations
Verify compatibility with your server model and chassis before purchase. Use in redundant configurations to allow hot-swap replacement and minimize service interruptions. Maintain appropriate ambient temperature and airflow in the rack to ensure reliable operation and consult Dell system documentation for specific installation and monitoring procedures.

## FAQ

### How much does the Dell power supply 3257W 870W cost, and is it available for purchase?

The price is 88.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 30.06.2026 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. All transactions are 100% secure and encrypted.

### 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 Dell 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 Dell 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

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