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Product specifications

Zyxel SFP-SX-D network transceiver module Fiber optic 1000 Mbit/s 850 nm

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GbE Fiber Transceiver, LC, 850 nm, 0.55 km/ 601 yd

Part SFPSXD · UPC 760559116941

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About this product

Reliable Transceiver Modules for Different Connectivity Demands

The ZyXEL Transceiver Series is a complete range of industry standard, hot-pluggable transceiver modules consists of Fast, Gigabit and 10 Gigabit variations.

Standard-based design assures compatibility

The ZyXEL transceiver family follows industry standards to assure compatibility with switches from other manufacturers without barrier set by proprietary technologies.

Comprehensive portfolio for different connectivity demands

With ZyXEL’s comprehensive Fast, Gigabit and 10 Gigabit transceiver product range, also Direct Attached Cable 1M /3M, users can just plug the proper model onto the network to extend the physical coverage.

Hot-swappable design facilitates network maintenance

Independent transceiver design provides the highest network maintenance flexibility. Transceivers can be freely added when required, and infrastructure upgrades or transceiver repairs can be done easily by just replacing the transceiver instead of the whole device.

Bi-directional transceivers maximizes usage of existing fiber plant

Traditional fiber optic networking requires two strands of fiber to accomplish communications, in which one strand is reserved for sending signals, while the other is for receiving. On the other hand, bi-directional, dual-wavelength transceivers can establish communications over just one strand of fiber by using two separate optical wavelengths: one receives and the other transmits signals. Transmission capacity can be expanded immediately without additional cost laying new fiber.

Supporting Digital Diagnostics Monitoring Interface (DDMI) SFP enhances management capability

The enhanced digital interface enables a real time link to be established between the switch and the SFP transceiver. This enables the switch to access operating parameters within the fiber link. This includes digital features such as soft control and monitoring of SFP I/O signals.

In addition, the DDMI functionality enables the capability to implement digital alarms and warnings.

This feature ensures that the business can be proactive in preventative maintenance of the network and ensure business continuity.

DDMI Monitors:

- Temperature

- Supply voltage

- Transmitted bias current

- Transmitted power

- Received power

All features listed above include alarm and warning thresholds.

Performance

SFP transceiver type
Fiber optic
Maximum data transfer rate
1000 Mbit/s
Interface type
SFP
Multi-mode fiber (MMF) supported
Yes
Fiber optic connector
LC
SFP transceiver standard
SX
Maximum transfer distance
550 m
Wavelength
850 nm
Cabling technology
1000BASE-SX
Fiber ports quantity
1

Power

Input voltage
3.5 V
Maximum current
0.25 A

Certificates

Certification
Class 1 Laser 21 CFR 1040.10 and 1040.11 compliant CSA (10 Gigabit XFP, Gigabit SFP and Fast Ethernet SFP Series) TUV CE (10 Gigabit SFP+ Series, DAC10G Series) FDA (10 Gigabit SFP+ Series)

Operational conditions

Operating temperature (T-T)
0 - 70 °C
Storage temperature (T-T)
-40 - 85 °C
Operating temperature (T-T)
32 - 158 °F

Weight & dimensions

Width
13.4 mm
Depth
56 mm
Height
12.4 mm
Weight
24 g

Specifications and images: Database Right data-sheet 2026 Icecat. All rights reserved. Supplied as is, without warranty. Specs Icecat · Open Content License

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