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Network Transceivers
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  6. Jeirdus ZyXEL SFP-SX…
Jeirdus

Jeirdus ZyXEL SFP-SX 1.25Gb/s MMF 850nm 550m | Carrier-Class Compatibility

Jeirdus ZyXEL SFP-SX 1.25Gb/s MMF 850nm 550m | Carrier-Class Compatibility - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹2,930₹8,410

You save ₹5,480 (65%)

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Jeirdus ZyXEL SFP-SX 1.25Gb/s MMF 850nm 550m | Carrier-Class Compatibility — SFP-SX: 550m / For ZyXEL
SFP-SX: 550m / For ZyXEL
₹2,930
₹8,410
In Stock
Jeirdus ZyXEL SFP-SX 1.25Gb/s MMF 850nm 550m | Carrier-Class Compatibility — SFP-WDM: 10km / For TP-LINK
SFP-WDM: 10km / For TP-LINK
₹8,160
₹12,450
In Stock

Estimated doorstep delivery by 23 Nov - 25 Nov from USA

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Sourced from US retailers
Sourced from US retailers
Factory-Sealed
Factory-Sealed
All Duties Included
All Duties Included
GST Invoice Issued
GST Invoice Issued
ExpressBox Tracked
ExpressBox Tracked
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14-Day Smile Guarantee
14-Day Smile Guarantee

Reliable Network Upgrade at Competitive Price

About this item

Jeirdus ZyXEL SFP-SX is a high-quality network transceiver module available in India through crowcrowcrow, offering 1.25Gb/s data rate, MMF fiber compatibility, and 850nm wavelength for reliable short-range connections.

It features LC duplex connectors, tested for carrier-grade performance, and is compatible with ZyXEL and Cisco switches and routers. Each transceiver undergoes rigorous compatibility testing in Jeirdus' dedicated labs, ensuring seamless integration and durability. The module's CE and FCC certifications confirm compliance with international standards, making it suitable for enterprise and professional networks in India.

Imported directly from the USA, this transceiver arrives in a factory-sealed package, with all duties included, ensuring authenticity and quality. Ideal for Indian network upgrades, it supports high-speed data transfer over multimode fiber, with a maximum reach of 550 meters, and is backed by a 3-year replacement warranty. Delivery typically takes 11-13 days, with express tracked shipping and hassle-free returns.

Key Features

  • Compatible for ZyXEL SFP-SX
  • 1000BaseSX SFP, LC, 850nm, MMF, 550m.
  • SFP Transceiver, 1.25G SFP, 1000GBASE-SX SFP, MMF, 850nm, LC duplex connector, 550-Meter.
  • Compatible with Cisco.Jeirdus owns Compatibility LAB to meet the coding requirements for various brands of switches and routers.Each transceiver is individually tested before delivery.
  • 100% new materials,high Quality with CE, FCC,3 year replacement and lifetime warranty

Why choose this product

Superior Compatibility & Testing

Jeirdus owns Compatibility LABs to meet coding standards across brands like ZyXEL and Cisco. Each transceiver is individually tested for flawless operation, ensuring reliable network performance in India.

Ideal for Indian Network Upgrades

Designed for short-range fiber links, supporting 550m at 1.25Gb/s, perfect for enterprise upgrades in Indian offices and data centers. Compatible with major brands, tested, certified, and backed by a 3-year warranty.

How to use

  • Insert into compatible switch or router — Insert the Jeirdus SFP-SX transceiver into the SFP port of your ZyXEL or Cisco device, ensuring proper LC duplex connection for multimode fiber.
  • Connect fiber cable — Attach multimode fiber with LC connectors, ensuring the fiber is rated for 850nm wavelength, and verify link status lights for proper connection.
  • Configure network settings — Configure your switch/router for 1.25Gb/s link, test connectivity, and monitor performance. For Indian networks, ensure fiber quality and port compatibility.

Example scenarios

Typical situations where Jeirdus ZyXEL SFP-SX 1.25Gb/s MMF 850nm 550m | Carrier-Class Compatibility helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

IT manager upgrading enterprise fiber links in Mumbai, needing reliable short-range transceivers.

How this product helps

Jeirdus SFP-SX supports 550m at 1.25Gb/s, tested, certified, imported from USA, delivered in 11-13 days, saving ₹ on local uncertified options.

Technical specifications

Setup & usage

Maximum Reach550 meters
Data Rate1.25Gb/s
Shelf LifeUnopened: 24 months
ReapplicationN/A
CompatibilityZyXEL, Cisco, other brands
Cost per use₹2,930 per piece

Warranty

CrowCrowCrow helps you bring this product to India. Any warranty is offered by Jeirdusunder its own policy.

Read more

How we compare

FeatureJeirdus ZyXEL SFP-SXOthers
Data Rate1.25Gb/s, tested, CE/FCC certified, imported from USATypically 1Gb/s, lower certification, local brands, 550m max reach
Fiber CompatibilityMultimode fiber, LC duplex, 850nm, carrier-grade testedMultimode or single mode, lower quality, uncertified, shorter reach
Price per unit₹2,930 per piece₹1500-₹2500, varies by brand and certification
Warranty & Certification3-year replacement, CE/FCC certified, tested in USA1-year warranty, no certifications, variable quality

Product details

SKUnkd8948
GTIN0669591922148
BrandJeirdus
Model NumberFBM-SFP-SX
SizeFor ZyXEL
Fiber TypeMMF
Wavelength850nm

About Jeirdus

Jeirdus specializes in high-quality network modules, with rigorous testing and certifications, trusted for enterprise-grade performance worldwide.

Compliance & Legal

This is a network component, compliant with CE and FCC standards. No medical or safety claims.

Customer Reviews

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FAQ, See What Others Asked

Will this transceiver work with my Indian ZyXEL or Cisco network?
Yes, Jeirdus ZyXEL SFP-SX transceiver is compatible with ZyXEL and Cisco switches and routers. It is tested for carrier-grade performance and arrives factory-sealed, with all duties included, in 11-13 days.
What is the maximum fiber reach of this transceiver?
This transceiver supports a maximum reach of 550 meters over multimode fiber, suitable for short-range enterprise links in India. It is CE and FCC certified for reliable operation.
Is this transceiver certified for Indian network standards?
Yes, it carries CE and FCC certifications, ensuring compliance with international standards. It is compatible with Indian network equipment and tested for seamless integration.
How do I ensure compatibility with my existing network?
Check that your switch or router supports 1.25Gb/s SFP modules and uses multimode fiber with LC connectors. Each Jeirdus transceiver is individually tested for compatibility and performance.
How do I buy an authentic USA-imported transceiver in India?
Order from crowcrowcrow, where all duties are included. The product arrives factory-sealed, shipped via ExpressBox tracked, typically in 11-13 days, with a 14-day Smile Guarantee.

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Jeirdus ZyXEL SFP-SX 1.25Gb/s MMF 850nm 550m | Carrier-Class Compatibility

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Jeirdus ZyXEL SFP-SX 1.25Gb/s MMF 850nm 550m | Carrier-Class Compatibility

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Jeirdus ZyXEL SFP-SX 1.25Gb/s MMF 850nm 550m | Carrier-Class Compatibility

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Spec
Price
₹2,930
₹8,410
₹9,310
₹10,320
₹9,310
₹11,430
₹8,370
₹12,020
₹12,550
₹19,120
₹4,070
₹8,200
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Brand NameJeirdus10Gtek10Gtek10Gtek10GtekBefzygwkBookFactory
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹2,930₹8,410

You Save ₹5,480

Estimated doorstep delivery by 23 Nov - 25 Nov from USA
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Your Order Journey: From Purchase to Doorstep

You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you
You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you

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vs
₹8,790+ (3× the price)
₹2,930 locked, all-in
Hard to get the original US version in India
Original US version, shipped to your door
Extra pay for Import Duties, GST, and forex fees
One price in INR, no customs charges at delivery
4–12 weeks · No tracking
11-13 days · live tracking
Grey market, no guarantee, no protection, no refund
Sourced from US retailers, India-verified, return available
Lost in transit = ₹0 back
Full protection included