# Copper Ethernet Transceiver CBO ET4201-RJ45 1Gbps RJ45 module

**URL:** https://aio.lv/en/product--blueoptics-et4201-rj45-bo--4470768
**Data updated:** 2026-02-25 16:35 (EET)
**Category:** Network Transceiver Modules
**Manufacturer:** BlueOptics
**Manufacturer code:** ET4201-RJ45-BO
**EAN:** 4063232632131
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 62.49 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 51.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blueoptics-et4201-rj45-bo--4470768

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

CBO ET4201-RJ45 is a copper Ethernet transceiver module supporting 1Gbps data rates via an RJ45 interface. Designed for network equipment requiring a standard copper uplink, it provides reliable Gigabit connectivity for switches, routers and media converters. Compact and hot-pluggable, it enables easy installation and replacement, simplifying on-site upgrades and network maintenance.

## Long description

The Copper Ethernet Transceiver CBO ET4201-RJ45 1Gbps RJ45 module is a hot-pluggable copper SFP-style transceiver that provides 1 Gbps full-duplex Ethernet connectivity over standard Cat5e/Cat6 cabling via an RJ45 interface. Designed for network equipment such as switches, routers and media converters that require a copper uplink, this compact module delivers reliable Gigabit links for access, aggregation and edge deployments while simplifying installation and replacement on live systems.
Advantages
This transceiver offers plug-and-play operation and hot-swap capability for minimal downtime during upgrades or maintenance. The RJ45 interface supports standard twisted-pair copper cables and auto-negotiation for 10/100/1000 Mbps operation, enabling compatibility with a wide range of network devices. Its compact form factor conserves port density on equipment while providing the flexibility of a field-replaceable uplink module.
Suitable for
 Gigabit uplinks for network switches and routers
 Connecting media converters to copper networks
 Edge and access layer Ethernet links in enterprise and campus networks
 On-site upgrades and rapid replacement of faulty copper ports
Key specifications
 Data rate: 1 Gbps (full duplex)
 Interface: 8P8C RJ45 connector for twisted-pair copper cabling
 Media support: Cat5e/Cat6 and compatible copper cables
 Operation: Hot-pluggable module with plug-and-play behavior and auto-negotiation
 Compatibility: Designed for standard SFP/SFP+ style ports requiring copper transceivers
 Form factor: Compact, module-style transceiver for high port density
How to use
Insert the module into a compatible SFP-sized port on the target switch, router or media converter until it clicks into place. Connect a suitable RJ45 copper cable between the module and the remote Ethernet device. The module supports auto-negotiation; confirm link speed and duplex settings on connected devices if manual configuration is required. To remove, power down or disable the port as recommended by the equipment vendor, then press the release tab and pull the module straight out to avoid damaging the port.
Usage recommendations
Use high-quality Cat5e or Cat6 patch cords for stable 1 Gbps operation, keep cable runs within recommended lengths to maintain signal integrity, and follow the host equipment vendor’s guidelines for hot-swapping to prevent configuration or link issues.

## FAQ

### How much does the CBO ET4201-RJ45 Copper Ethernet Transceiver 1Gbps cost, and is it available for purchase?

The price is 62.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 975 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 23.07.2026 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 BlueOptics 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 BlueOptics 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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