Safe Checkout
Secure Payments
Fast Delivery
Order Today
Free Shipping
Across the US
Easy Returns
Hassle-Free
Transition S4TEF1029-112-NA Mux SC Single RJ-48 T1/E1 Media Converter
- Converts 1 x RJ-48 (copper) to 1 x SC (fiber).
- Supports T1 (1.544 Mbps) and E1 (2.048 Mbps) signals.
- Extends T1/E1 lines over fiber optic cable.
- Features an SC fiber connector.
- Provides enhanced signal integrity and distance compared to copper.
- Ideal for telecommunications and enterprise network extensions.
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 S4TEF1029-112-NA is a T1/E1 media converter that bridges a single RJ-48 copper interface with a single SC fiber optic interface. It is designed to extend T1/E1 digital communication lines over fiber, offering enhanced distance and signal integrity.
Technical Information
| Product Type | Media Converter |
| Copper Interface | 1 x RJ-48 |
| Fiber Interface | 1 x SC |
| Supported Rates | T1 (1.544 Mbps), E1 (2.048 Mbps) |
Additional Specifications
| Standards | G.703, G.704 |
| Fiber Type | Multimode or Single-mode (depending on specific model variant) |
| Wavelength | 1310 nm or 1550 nm (typical) |
Product Description
The Transition S4TEF1029-112-NA is a specialized media converter designed for extending T1 or E1 digital communication circuits over fiber optic cabling. T1 and E1 lines are standard digital transmission interfaces used in telecommunications and enterprise networks for voice and data transmission. This converter allows these signals to travel much longer distances than is possible with standard copper cabling, while also providing immunity to electromagnetic interference. The device features a single RJ-48 connector for the copper side, which is the standard connector for T1/E1 interfaces. On the fiber optic side, it utilizes an SC connector, a robust and widely adopted connector type for fiber optics. The converter supports both T1 (1.544 Mbps) and E1 (2.048 Mbps) signaling rates, making it versatile for different regional standards. It typically operates at wavelengths such as 1310 nm or 1550 nm, depending on whether it is configured for multimode or single-mode fiber. By converting the electrical signals of T1/E1 lines into optical signals, this media converter significantly enhances signal integrity and allows for transmission distances that can span several kilometers. This makes it an essential tool for service providers, large enterprises, and organizations that need to connect remote sites, extend digital leased lines, or build robust communication infrastructure. It usually requires an external power supply for operation.

-NA - Transition Networks Stand-alone Fast.webp)

