
Safe Checkout
Secure Payments
Fast Delivery
Order Today
Free Shipping
Across the US
Easy Returns
Hassle-Free
Transition CSDTF1011-120 T1/E1 Media Converter RJ-48 ST T1/E1 2km
- T1/E1 Media Converter
- RJ-48 connector for twisted-pair T1/E1
- ST connector for fiber optic T1/E1
- Supports T1 (1.544 Mbps) and E1 (2.048 Mbps) signals
- Maximum fiber distance of 2 km
- Full-duplex operation
- LED status indicators
Click on Inquire to get latest price
Free U.S. Ground Shipping
Typically 1-2 handling + 3-7 transit days
Purchase orders accepted
For government, enterprise, data center, and small business customers.
Bulk Purchase Inquiry
Volume pricing and availability
Product Overview
The Transition CSDTF1011-120 is a T1/E1 media converter that bridges the gap between twisted-pair copper wiring and fiber optic cabling for T1/E1 transmission. It enables the extension of T1/E1 circuits over longer distances using fiber, enhancing network reliability and security.
Technical Information
| SKU | CSDTF1011-120 |
| Product Type | Media Converter |
| Interface | T1/E1 |
| Copper Connector | RJ-48 |
Additional Specifications
| Fiber Connector | ST |
| Fiber Type | Multimode |
| Max Fiber Distance | 2 km |
Product Description
This T1/E1 media converter is designed to extend the reach of T1 or E1 digital communication lines over multimode fiber optic cable. It is particularly useful in environments where T1/E1 signals need to be transmitted beyond the distance limitations of copper wiring, such as within large buildings, campuses, or industrial complexes. The converter ensures the integrity of the digital signal by converting it from electrical signals on the RJ-48 twisted-pair interface to optical signals for transmission over the ST fiber optic interface. The CSDTF1011-120 supports both T1 (1.544 Mbps) and E1 (2.048 Mbps) data rates, making it versatile for various telecommunications and data networking applications. It operates in full-duplex mode, allowing simultaneous transmission and reception of data, which is crucial for maintaining the performance of T1/E1 circuits. The converter typically includes diagnostic LEDs that provide visual feedback on power, link status, and data activity for both the copper and fiber interfaces, simplifying network monitoring and troubleshooting. Installation is straightforward, often requiring no configuration. The converter is powered by an external power adapter. Its compact form factor allows for easy deployment in various locations. The use of fiber optics for T1/E1 transmission offers advantages such as immunity to electromagnetic interference (EMI), enhanced security, and the ability to cover distances up to 2 kilometers, making it a reliable solution for extending critical digital communication links.

-NA%20-%20Transition%20Networks%20Stand-alone%20Fast.webp?width=1920&quality=75)

