# StarTech Extreme Networks Compatible 1GbE BiDi Single-Mode Fiber SFP Transceiver | Lifetime Warranty | 10056H-ST # **StarTech Extreme Networks Compatible 1GbE BiDi Single-Mode Fiber SFP Transceiver | Lifetime Warranty | 10056H-ST** ## **Product Description** The **StarTech 10056H-ST Gigabit Ethernet BiDi SFP Transceiver** is an Extreme Networks-compatible downstream fiber-optic module designed to deliver reliable **1Gbps Ethernet connectivity over a single strand of single-mode fiber**. Supporting the **1000BASE-BX-D standard**, it transmits at **1490 nm** and receives at **1310 nm**, providing network connectivity over distances up to **10 km (6.2 miles)**. Designed for compatible Extreme Networks switches and routers, this hot-swappable transceiver simplifies installation and replacement while helping reduce fiber cabling requirements. It supports **Digital Diagnostics Monitoring (DDM)** for monitoring transceiver status through compatible network management tools. StarTech.com backs the module with a lifetime warranty and lifetime technical support. * * * ## **About StarTech 10056H-ST** The **StarTech 10056H-ST** is a downstream bidirectional fiber SFP transceiver designed for compatible Extreme Networks networking equipment. It uses wavelength-division multiplexing (WDM) to transmit and receive data over one strand of single-mode fiber. Supporting **1Gbps Ethernet, an LC connector, and transmission distances up to 10 km**, this transceiver is suitable for enterprise networking, business infrastructure, and fiber network upgrades. It is designed to pair with the **StarTech 10057H-ST upstream transceiver** for compatible BiDi network connections. * * * ## **Key Features** - **Brand:** StarTech - **Model / Part Number:** 10056H-ST - **Product Type:** 1GbE downstream BiDi fiber SFP transceiver - **Compatible Brand:** Extreme Networks - **Ethernet Standard:** 1000BASE-BX-D - **Data Transfer Rate:** Up to 1Gbps - **Fiber Type:** Single-mode fiber (SMF) - **Connector:** LC - **Transmit Wavelength:** 1490 nm - **Receive Wavelength:** 1310 nm - **Maximum Transmission Distance:** 10 km (6.2 miles) - **Operating Mode:** Full-duplex - **Digital Diagnostics Monitoring (DDM):** Yes - **Hot-Swappable:** Yes - **Power Consumption:** Less than 1.3W - **Warranty:** Lifetime - **Technical Support:** Lifetime multilingual technical support * * * ## **Ideal Use Cases** - **Enterprise Networking:** Add Gigabit fiber connectivity to compatible Extreme Networks switches and routers. - **Single-Fiber Network Links:** Transmit and receive data over one strand of compatible single-mode fiber. - **Long-Distance Connectivity:** Support fiber connections up to 10 km. - **Network Equipment Replacement:** Replace a compatible downstream 1000BASE-BX-D SFP transceiver. - **Fiber Infrastructure Optimization:** Reduce fiber strand requirements when using a compatible BiDi transceiver pair. * * * ## **Why Buy from Suntronix?** Suntronix offers technology products and connectivity solutions for business, professional, and personal requirements. Customers can contact Suntronix for **product availability, pricing, specifications, and purchasing assistance**. Suntronix serves customers across **Chennai, Tamil Nadu, and India**, helping businesses source networking products for their IT infrastructure requirements. ## Details - **Price:** 2874.0 INR - **Vendor:** StarTech - **Type:** STARTECH ACCESSORY ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 2874.00 INR | In stock | ## Images - StarTech 10056H-ST BiDi SFP transceiver front view with LC connector - StarTech 10056H-ST BiDi SFP transceiver side detail showing label - StarTech 10056H-ST BiDi SFP transceiver close‑up of ports and markings ## Additional Information - **Type:** SFP Transceivers ### FAQ 1 **Q: What is the StarTech 10056H-ST transceiver?** **A:** The StarTech 10056H-ST is an Extreme Networks-compatible 1Gbps downstream BiDi fiber SFP transceiver designed for compatible networking equipment. ### FAQ 2 **Q: What is the maximum transmission distance of the 10056H-ST?** **A:** It supports transmission distances up to 10 km (6.2 miles) over compatible single-mode fiber. ### FAQ 3 **Q: Which wavelengths does the StarTech 10056H-ST use?** **A:** It transmits at 1490 nm and receives at 1310 nm, supporting downstream bidirectional fiber communication. ### FAQ 4 **Q: Which transceiver should be paired with the 10056H-ST?** **A:** The matching StarTech 10057H-ST upstream BiDi transceiver is specified for use with the 10056H-ST. Verify compatibility with the installed networking equipment. ### FAQ 5 **Q: Where can I buy the StarTech 10056H-ST in Chennai?** **A:** Contact **Suntronix in Chennai, Tamil Nadu, India**, for product availability, pricing, and purchasing assistance. ### Warranty **Warranty Coverage** Lifetime warranty, subject to the manufacturer's warranty terms. **Technical Support** Free lifetime multilingual technical support from StarTech.com. ### SPECIFICATION #### **Product Information** **Brand** StarTech **Model Number** 10056H-ST **Part Number / MPN** 10056H-ST **Product Type** 1000BASE-BX-D downstream BiDi fiber SFP transceiver **Compatible Brand** Extreme Networks **OEM Part Number** 10056H #### **Networking Specifications** **Maximum Data Transfer Rate** 1Gbps **Ethernet Standard** IEEE 802.3z 1000BASE-BX **Fiber Type** Single-mode fiber (SMF) **Connector Type** LC **Transmit Wavelength** 1490 nm **Receive Wavelength** 1310 nm **Maximum Transfer Distance** 10 km (6.2 miles) **Fiber Operating Mode** Full-duplex **Digital Diagnostics Monitoring (DDM)** Yes **Hot-Swappable** Yes **Power Consumption** Less than 1.3W **MTBF** 286,217,327 hours #### **Physical Specifications** **Product Length** 13.7 mm (0.5 inches) **Product Width** 56.6 mm (2.2 inches) **Product Height** 12.5 mm (0.5 inches) **Product Weight** 20 g (0.7 oz) #### **Package Information** **Package Quantity** 1 **Items Included** 1 × SFP Transceiver #### **Compliance and Standards** **Industry Standard** IEEE 802.3z 1000BASE-BX **MSA Compliance** Yes ### Compatibility The StarTech 10056H-ST is designed and tested for compatibility with **Extreme Networks equipment supporting the 1000BASE-BX-D downstream transceiver**. **Matching Transceiver** StarTech 10057H-ST upstream BiDi SFP transceiver. **Fiber Requirements** Compatible single-mode fiber with an LC connector and matching optical specifications. **Important Compatibility Note** BiDi transceivers use different transmit and receive wavelengths and must be paired correctly. The 10056H-ST downstream module is designed to pair with the 10057H-ST upstream module. Verify the target switch or router's supported transceiver requirements before purchasing. --- > Source: [Suntronix](https://suntronix.net/products/startech-10056h-st-extreme-networks-bidi-fiber-sfp) > Updated: 2026-10-17