# Media converter TRENDnet TFC-G21SFP – dual SFP fiber converter for optical modules

**URL:** https://aio.lv/en/product--trendnet-tfc-g21sfp--11679123
**Data updated:** 2026-02-16 07:09 (EET)
**Category:** Network Media Converters
**Manufacturer:** TRENDNET
**Manufacturer code:** TFC-G21SFP
**EAN:** 0710931504781
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 83.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 69.41 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--trendnet-tfc-g21sfp--11679123

## 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 | 1.99 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

TRENDnet TFC-G21SFP is a media converter designed to accommodate two SFP fiber modules, enabling conversion between copper and optical networks or extension of fiber links. It supports interchangeable SFP transceivers for flexible distance and wavelength options. Suitable for network infrastructure, fiber uplinks, and point-to-point links where modular SFP use and fiber connectivity are required.

## Long description

TRENDnet TFC-G21SFP is a media converter that accepts two SFP fiber modules, enabling conversion between copper Ethernet and optical fiber or the extension of fiber links. The device provides a compact, rack- or shelf-friendly solution for integrating interchangeable SFP transceivers to support variable distances and wavelengths. Designed for network infrastructure tasks, the TFC-G21SFP accommodates modular SFPs to match specific link requirements and to simplify deployment in mixed copper and fiber environments.
Advantages
The dual-SFP design allows simultaneous use of two SFP modules for flexible link routing and redundancy options. Interchangeable SFP support provides compatibility with a wide range of multimode and single-mode transceivers to meet distance and wavelength needs. The small form factor delivers straightforward installation in closets or equipment racks and reduces the need for dedicated fiber patch panels when converting links. The unit operates transparently at Layer 1, preserving existing Ethernet frames and simplifying integration with switches and other network devices.
Suitable for
 Extending Ethernet connections over fiber for backbone or uplink links
 Connecting copper-based switches or routers to fiber infrastructure
 Point-to-point fiber links where modular SFPs are required
 Network closets and small data rooms with mixed copper and fiber cabling
Key specifications
 Ports: two SFP slots for optical transceivers and one RJ-45 copper Ethernet port
 Functionality: media conversion between copper Ethernet and optical fiber
 Supported transceivers: user-installable SFP modules for multimode or single-mode fiber
 Form factor: compact standalone unit suitable for shelf or rack placement
 Operating mode: transparent Layer 1 pass-through preserving Ethernet frames
 Power: external power adapter (external adapter specifications depend on region)
 Indicator LEDs: link/activity status for fiber and copper interfaces
How to use
Install compatible SFP transceivers into one or both SFP slots according to the desired fiber type and link distance. Connect the RJ-45 Ethernet port to the copper switch, router, or endpoint using standard Ethernet cable, and attach fiber patch cords to the SFP transceiver ports. Apply power using the supplied external adapter and verify the link/activity LEDs to confirm proper connection. The device requires no special configuration and operates as a plug-and-play media converter; ensure SFP modules and fiber connectors match at both ends of the link for correct operation.
Usage recommendations
Use TRENDnet-approved or vendor-verified SFP transceivers that match the fiber type (single-mode or multimode), connector type (LC, etc.), and distance requirements. Maintain clean fiber connectors and follow standard fiber handling procedures to avoid signal loss. For critical links, test transceivers and fiber continuity before deployment and consider deploying redundant paths or dual SFP modules for increased availability.

## FAQ

### How much does the TRENDnet TFC-G21SFP dual SFP media converter cost, and is it available for purchase?

The price is 83.99 € (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 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: 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 TRENDNET 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 TRENDNET 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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