# Power supply MikroTik TN19-0250-55 250W 55V — external DC power unit

**URL:** https://aio.lv/en/product--mikrotik-tn19-0250-55--11584255
**Data updated:** 2026-02-15 18:39 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** MikroTik
**Manufacturer code:** TN19-0250-55
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.99 €
**Prices and availability valid until:** 2026-08-09 23:59
**Price without VAT (21%):** 46.27 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mikrotik-tn19-0250-55--11584255

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

MikroTik TN19-0250-55 is an external power supply delivering 250W at 55V for compatible networking equipment. Designed as a compact DC power unit, it provides stable output for routers, switches and other devices that accept 55V input. Use cases include replacement or spare PSU for MikroTik hardware, ensuring reliable operation and continuous power delivery in small office or datacenter setups.

## Long description

MikroTik TN19-0250-55 is an external DC power unit that supplies 250W at 55V for compatible networking equipment. The compact form factor is designed to sit alongside routers, switches and other devices that accept a 55V input, serving as a replacement or spare power supply. The unit provides a single, stable DC output intended to maintain continuous operation of MikroTik hardware in small office, branch or data center environments.
Advantages
The power supply delivers a consistent 55V output with a 250W power rating, supporting sustained loads for network devices. Its external design simplifies installation and replacement without opening device enclosures. The compact footprint reduces space requirements in rack or shelf setups, while the robust construction is intended for continuous operation. The PSU is compatible with equipment that requires a 55V DC input and helps maintain stable network uptime when used as an original or spare unit.
Suitable for
 Replacement or spare power supply for MikroTik routers and switches that require 55V input
 Small office or branch network installations
 Edge or secondary power source in datacenter racks
 On-site equipment where compact external DC supplies are preferred
Key specifications
 Output voltage: 55V DC
 Maximum power output: 250W
 Form factor: external DC power unit
 Typical use: continuous operation for networking devices
 Physical design: compact enclosure suitable for shelf or rack-side placement
How to use
Connect the power supply to a compatible device using the appropriate DC input connector, ensuring polarity and voltage match the target equipment's requirements. Place the unit on a stable, ventilated surface and provide adequate airflow around the enclosure. Use only approved cables and connectors rated for the power and voltage; route cables to avoid stress on connectors. Verify output voltage before connecting sensitive equipment and perform a step-by-step power-up sequence if integrating with other powered devices.
Usage recommendations
Install the MikroTik TN19-0250-55 in a dry, dust-free area with ambient temperature within the device's operating range. Avoid blocking ventilation openings and check connections periodically. For redundancy, consider using an additional spare unit or UPS to protect against mains interruptions. Refer to the equipment manufacturer's documentation to confirm compatibility with a 55V external supply.

## FAQ

### How much does the Power supply MikroTik TN19-0250-55 250W 55V cost, and is it available for purchase?

The price is 55.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 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 17.07.2026 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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 MikroTik 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 MikroTik 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/11584255/66674473_large.webp