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The Startech.com ET91000SM402 is a robust gigabit Media Converter designed to bridge Gigabit Ethernet networks with single-mode fiber backbones. Supporting up to 1000 Mbps throughput, this unit enables reliable point-to-point connectivity up to 40 km (24.8 miles) using SC duplex single-mode fiber. Ideal for linking remote buildings, installing long-range surveillance networks, or extending network segments across campus environments, it delivers secure, low-latency performance.
The ET91000SM402 functions by converting copper-based Gigabit Ethernet (1000Base-T) signals to single-mode fiber (1000Base-LX/SX) via SC duplex connectors. It supports both full and half-duplex modes and includes advanced features such as link-loss forwarding, remote status monitoring, and support for two frame lengths×an efficient design for maintaining link integrity and timely diagnostics.
The all-steel chassis not only enhances durability but also provides shielding against electromagnetic interference, ensuring stability even in challenging settings. With plug-and-play ease, minimal configuration, and compatibility with optional ETCHS2U rackmount chassis, the ET91000SM402 offers flexible deployment options×making it perfect for IT professionals aiming for seamless, long-distance gigabit networking solutions.
Extends Gigabit Ethernet up to 40 km over single-mode fiber (SC connector)
Supports 1000Base-LX/SX and 10/100/1000Base-T networking
Includes link-loss forwarding, remote status monitoring, and two frame lengths
Durable all-steel chassis for industrial-grade resilience
Energy-efficient (~4 W), with plug-and-play ease and rackmount compatibility
The ET91000SM402 is engineered for dependable, long-distance performance. Its rugged all-steel body grants excellent resistance to physical and EMI stress×ideal for industrial or high-density rack environments. Full-duplex support and auto negotiation guarantee consistent gigabit throughput in varied network conditions. With built-in diagnostics like link-loss forwarding and remote monitoring, network reliability is enhanced and troubleshooting simplified.
Up to 40 km Gigabit Ethernet extension over single-mode SC fiber
Supports 1000Base-LX/SX and 10/100/1000Base-T networks
Link-loss forwarding, remote status monitoring, dual frame lengths
Durable all-steel chassis for longevity and EMI protection
Low power consumption (~4 W), plug-and-play, rackmount-ready
| Specification | Details |
|---|---|
| Model Number | ET91000SM402 |
| Type | Media Converter |
| Capacity | 1000 Mbps (Gigabit Ethernet) |
| Speed | Up to 2000 Mbps (Full-Duplex) |
| Form Factor | External (Desktop / Rack-mountable) |
| Interface | 1 × RJ-45 (10/100/1000Base-T), 1 × SC Duplex (1000Base-LX/SX) |
| Maximum Distance | 40 km (24.8 miles) over single-mode fiber |
| Features | Link-loss forwarding, remote monitoring, dual frame length support |
| Power Input | AC Adapter, 12 V DC |
| Power Consumption | ~4 W |
| Chassis Material | All-steel |
| Standards Compliance | IEEE 802.3, 802.3u, 802.3ab |
| Deployment Options | Standalone or ETCHS2U 2U rackmount chassis compatible |
| Warranty | 2-Year |

All packages are shipped same day if the order is placed before 3PM CST
We use UPS/FedEx to ship the packages with different service levels offered by UPS/FedEx
Overnight Shipping take 1 business day
Expedited Shipping take about 2-3 business days
Ground shipping take about 3-5 business days
You can select the desired service level at Checkout and we will make sure the package is shipped as per the selected service level.
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iv) Check
v) Bank Transfer/ACH/Wire Transfer
To process the order through Paypal/CC, you can simply checkout and process the payment.
If you want to issue us Purchase Order/Check/Bank Transfer, Please contact us at the following details
Call: 469.458.9636
Email: sales@dcsupplies.net
If you have any queries, please contact us at the following details and we will be happy to help
Call
469.458.9636
469.458.9638
Email
sales@dcsupplies.net