Next Working Day
On qualifying orders
UK Dispatched
Fast & reliable nationwide
Expert Support
Mon–Fri, 8 am – 6 pm
Genuine Brands
Authorised reseller
Next-working-day delivery. Order before 17:30 (England & Wales) or 16:00 (Northern Ireland, Republic of Ireland, Scotland) to receive next-working-day delivery. Orders placed before 17:30 Friday are delivered Monday; after 17:30 Friday arrive Tuesday. Upgrades — pre-9, pre-10:30, pre-noon, special and secure bulk — available at extra cost.
Orders over £100 (ex VAT) receive FREE next-working-day delivery across the UK.
Instant digital delivery. Software licences, subscriptions, warranties & insurance, and electronic copies are delivered the same day via email — provided a valid email address is entered at checkout.
This product is out of stock
We can email you when it's back in stock, confirm expected lead times, or recommend in-stock alternatives that meet the same requirements.

StarTech.com MSA Uncoded Compatible SFP Module, 1000BASE-SX, 1GbE Multi Mode (MMF) Fiber Optic Transceiver, 1GE Gigabit Ethernet SFP, LC Connector, 550m, 850nm, DDM, 1Gbps Mini GBIC Module
Lifetime Warranty (SFP1000SXST)
SFP (mini-GBIC) transceiver module
1GbE
1000Base-SX
LC multi-mode
up to 550 m
850 nm
for P/N: US1GA30SFP, US1GC30SFP
Weight: 0.03 KG
- Supports data transfer rates of 1.25 Gbps
- Operates effectively in temperatures ranging from 0°C to 70°C
- Provides a maximum transfer distance of 550 meters
- Features full duplex mode for efficient communication
- Compliant with multiple industry standards
Similar Products
Overview
The SFP1000SXST is an MSA compliant fiber SFP transceiver that's designed, programmed and tested to work with 1000BASE-SX compatible MSA switches and routers. The SFP transceiver module supports a maximum distance of up to 550 m (1804 ft) and delivers dependable 1 GbE connectivity over fiber cabling. This SFP fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions. StarTech.com offers a wide variety of SFP modules and direct-attach SFP Cables, providing the convenience and reliability you need to ensure dependable network performance.
Main Specifications
- Product Description
- StarTech.com MSA Uncoded Compatible SFP Module, 1000BASE-SX, 1GbE Multi Mode (MMF) Fiber Optic Transceiver, 1GE Gigabit Ethernet SFP, LC Connector, 550m, 850nm, DDM, 1Gbps Mini GBIC Module - Lifetime Warranty (SFP1000SXST) - SFP (mini-GBIC) transceiver module - 1GbE
- Device Type
- SFP (mini-GBIC) transceiver module - LC multi-mode
- Form Factor
- Plug-in module
- Cabling Type
- 1000Base-SX
- Data Transfer Rate
- 1.25 Gbps
- Optical Wave Length
- 850 nm
- Data Link Protocol
- 1GbE
- Max Transfer Distance
- 550 m
- Dimensions (WxDxH)
- 1.39 cm x 5.84 cm x 1.26 cm
- Weight
- 30 g
- Manufacturer Warranty
- Limited lifetime warranty
- Designed For
- P/N: US1GA30SFP, US1GC30SFP
Product Features
Reliable connectivity
The Ethernet 1000Base-SX type provides robust wired connectivity, ensuring dependable connections for networking needs.
Effective temperature range
With a maximum operating temperature of 70°C, this module performs well under various environmental conditions, making it suitable for diverse applications.
Extended transfer distance
Achieving effective transmission over distances up to 550 meters allows for versatile deployment in larger networking setups.
Compliance with standards
Meets several industry standards, including FCC and IEEE 802. 3z, validating its reliability and safety for various networking configurations.
Monitoring features
Supports Digital Optical Monitoring (DOM) and Digital Diagnostics Monitoring (DDM), providing real-time status and ensuring network integrity.
Specifications
General
- Form Factor
- Plug-in module
- Colour
- Silver
- Device Type
- SFP (mini-GBIC) transceiver module
Connections & Expansion
- Interfaces
- 1 x Ethernet 1000Base-SX - LC multi-mode x 2
Manufacturer Warranty
- Service & Support
- Limited warranty - lifetime
Networking
- Max Transfer Distance
- 550 m
- Cabling Type
- 1000Base-SX
- Optical Wave Length
- 850 nm
- Data Transfer Rate
- 1.25 Gbps
- Compliant Standards
- IEEE 802.3z
- Connectivity Technology
- Wired
- Data Link Protocol
- 1GbE
- Features
- Digital Diagnostics Monitoring (DDM), full duplex mode, Digital Optical Monitoring (DOM) support
Miscellaneous
- Compliant Standards
- FCC, RoHS, MSA, RCM, WEEE
Environmental Parameters
- Min Operating Temperature
- 0 °C
- Humidity Range Operating
- 5 - 95%
- Max Operating Temperature
- 70 °C
Weight & dimensions
- Weight
- 30 g
- Height
- 1.26 cm
- Depth
- 5.84 cm
- Width
- 1.39 cm
Compatibility Information
- Designed For
- P/N: US1GA30SFP, US1GC30SFP





