# Gateway Grandstream Networks GXW-4248

**URL:** https://aio.lv/en/product--grandstream-gxw4248--1592058
**Data updated:** 2025-12-01 12:51 (EET)
**Category:** VoIP Gateways
**Manufacturer:** Grandstream
**Manufacturer code:** GXW4248
**EAN:** 6947273701286
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 274.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 226.85 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--grandstream-gxw4248--1592058

## 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 | 1.99 EUR |
| Courier delivery to door | 23.07.2026 | 5.03 EUR |

## Summary description

The Grandstream Networks GXW-4248 is a versatile gateway/controller supporting voice codecs like G.711, G.723.1, and G.726. It features Ethernet LAN data rates of 10, 100, and 1000 Mbit/s, adhering to IEEE networking standards. With a data transfer rate of 1 Gbit/s and robust security algorithms like AES, it offers 48 RJ-45 ports and a 50-Pin Telco connection, making it ideal for high-performance networking needs.

## Long description

Grandstream GXW-4248 is a 48-port VoIP gateway that connects analog phones and fax machines to an IP network. It offers 48 RJ11 FXS ports and a 50-pin RJ21 Telco connector, supporting a wide range of voice and fax codecs for interoperability with SIP-based systems, analog PBX equipment and legacy telephony devices. The unit is intended for small and medium businesses that need reliable VoIP connectivity while keeping their existing analog phones and PBX infrastructure.
Advantages
The GXW-4248 provides high-density analog connectivity within a single chassis, combining numerous FXS ports with a Telco interface for flexible installation. It supports common voice and fax codecs, includes provisioning and security features suitable for PBX integration, and is designed to sustain consistent voice quality under high concurrent call loads. This allows cost-effective migration to VoIP without replacing existing analog endpoints.
Key specifications
48 FXS ports (RJ11)
50-pin RJ21 Telco connector
Support for multiple voice and fax codecs
SIP/VoIP interoperability with VoIP systems and analog PBX
Engineered for high call volume and concurrent call handling
How to use
Mount the GXW-4248 in a network rack and connect analog phones and fax machines to the RJ11 ports or link to a PBX via the 50-pin RJ21 connector. Configure SIP account parameters and network settings using the device web interface or a centralized provisioning server, then verify codec selections and dial plan settings to match your VoIP provider or PBX. Monitor call performance and adjust QoS and security settings as required to maintain voice quality.
Recommendations
Use the GXW-4248 to bridge existing analog equipment with a SIP-based PBX or hosted VoIP service. Keep firmware updated, apply secure credentials and appropriate firewall rules, and optimize LAN QoS to preserve consistent voice quality when handling many simultaneous calls.

## Specifications

| Feature | Value |
|---|---|
| Security algorithms | AES |
| I/O ports | 48 x RJ-45, 50-Pin Telco |
| Cabling technology | 10/100/1000Base-T(X) |
| AC adapter included | Yes |
| LED indicators | Y |
| Data transfer rate | 1 Gbit/s |
| Networking standards | IEEE 802.3u, IEEE 802.3ab, IEEE 802.3 |
| Voice codecs | G.726, G.723.1, G.711 |
| Ethernet LAN (RJ-45) ports | 1 |
| Wi-Fi | No |
| Ethernet LAN data rates | 10, 1000, 100 |
| Foreign eXchange Station (FXS) ports quantity | 48 |
| Harmonized System (HS) code | 85176990 |

## FAQ

### How much does the Gateway GXW-4248 cost, and is it available for purchase?

The price is 274.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 13 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. 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 Grandstream 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 Grandstream 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/1592058/65783853_large.webp