# Wireless gateway HUAWEI OptiXstar K251a-21 (iFTTR F50 Plus) Smart HGU with Sub-FTTR support and Wi‑Fi 7

**URL:** https://aio.lv/en/product--huawei-50088348--11680993
**Data updated:** 2026-02-16 07:10 (EET)
**Category:** Wireless Routers
**Manufacturer:** HUAWEI
**Manufacturer code:** 50088348
**EAN:** 6901443478705
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 75.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 62.80 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--huawei-50088348--11680993

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

HUAWEI OptiXstar K251a-21 (iFTTR F50 Plus) is a Smart Home Gateway Unit (HGU) designed for fiber-to-the-room deployments. It supports Sub‑FTTR architectures and integrates Wi‑Fi 7 for high-capacity wireless connectivity. The device serves as a home router and network termination point, suitable for residential and multi-dwelling installations requiring robust broadband distribution and wireless performance.

## Long description

HUAWEI OptiXstar K251a-21 (iFTTR F50 Plus) is a Smart Home Gateway Unit (HGU) engineered for fiber-to-the-room (FTTR) deployments. The device functions as a network termination point and home router, supporting Sub-FTTR architectures and integrating Wi‑Fi 7 to deliver high-capacity wireless connectivity throughout residences and multi-dwelling buildings. It is intended for installations where centralized fiber distribution and advanced home wireless performance are required.
Advantages
The HUAWEI OptiXstar K251a-21 combines Sub-FTTR support with Wi‑Fi 7 integration to provide a single unit that manages fiber termination and wireless access. Its design supports deployment in both single-family homes and multi-dwelling units where fiber distribution to rooms is implemented. As a Smart HGU, it centralizes broadband termination and local network routing while enabling modern wireless standards for higher throughput and device density.
Suitable for
 Residential FTTR installations requiring a combined fiber termination and Wi‑Fi 7 access point.
 Multi-dwelling or apartment buildings using Sub-FTTR architectures for room-level fiber distribution.
 Homes and small properties needing a single gateway device for broadband termination and in-premises wireless coverage.
 Environments that benefit from Wi‑Fi 7 capabilities for higher wireless capacity and multiple connected devices.
Key specifications
 Function: Smart Home Gateway Unit (HGU) for fiber termination and routing.
 Architecture support: Sub-FTTR (fiber-to-the-room) compatible.
 Wireless: Integrated Wi‑Fi 7 wireless access for high-capacity connectivity.
 Deployment scenarios: Residential and multi-dwelling installations.
How to use
Install the HUAWEI OptiXstar K251a-21 at the designated fiber termination point according to local cabling and operator instructions. Connect the incoming fiber to the designated fiber interface and configure the gateway using the vendor-provided setup tools or service provider configuration. Ensure Wi‑Fi 7 wireless settings are adjusted to match the property layout and device density, and verify network operation by testing wired and wireless client connectivity. Follow any operator-specific provisioning steps if the unit is provided by an internet service provider.
Usage recommendations
Place the gateway in a central location relative to the primary coverage area to take advantage of Wi‑Fi 7 capacity. For Sub-FTTR deployments, coordinate with the fiber installer to confirm correct fiber termination and distribution to room-level endpoints. Keep device firmware up to date and follow operator guidelines for security and performance settings.

## FAQ

### How much does the HUAWEI OptiXstar K251a-21 Smart HGU (iFTTR F50 Plus) cost, and is it available for purchase?

The price is 75.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 62 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 20.07.2026 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 HUAWEI OptiXstar K251a-21 Smart HGU (iFTTR F50 Plus) 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 HUAWEI 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 HUAWEI 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