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Refurb Squared Cisco QSFP-100/112G-ER4 Compatible 100GBASE-ER4 and 112G OTU4 QSFP28 Dual Rate 4 x 25G NRZ 1310nm 40km DOM Duplex LC/UPC SMF Optical Transceiver Module

Refurb Squared Cisco QSFP-100/112G-ER4 Compatible 100GBASE-ER4 and 112G OTU4 QSFP28 Dual Rate 4 x 25G NRZ 1310nm 40km DOM Duplex LC/UPC SMF Optical Transceiver Module

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Product SKU

SKU:RS-QSFP-100-112G-ER440km-152598

Description

Refurb Squared delivers fully tested, OEM-compatible optical transceivers, DWDM/CWDM systems, media converters and DAC/AOC cables coded for Cisco, Huawei, Juniper, Arista, HPE, Dell, Nokia and Fortinet platforms, with lifetime warranty and fast global delivery.

The Cisco QSFP-100/112G-ER4 Compatible QSFP28 Dual Rate Optical Transceiver Module is designed for use in 100GBASE Ethernet and 4x28G OTN client interfaces throughput up to 40km over single mode fiber (SMF) using a wavelength of 1310nm via duplex LC connectors. Taking BOX+FPC+PCBA separate design, it has great reliability, airtightness and heat dissipation performance. This transceiver is compliant with IEEE 802.3ba 100GBASE-ER4 and OTU4 4I1-9D1F standard. Digital diagnostics functions are also available via the I2C interface, as specified by the QSFP28 MSA, to allow access to real-time operating parameters. With these features, this easy to install, hot swappable transceiver is suitable to be used in various applications, such as 100G Ethernet, 112G OTN OTU4, telecom, service provider applications and 5G wireless network.

Refurb Squared is brand of OEM-compatible optical networking products, including SFP, SFP+, QSFP+, QSFP28 and QSFP-DD transceivers, DWDM/CWDM systems, media converters, and DAC/AOC cables. Every module is 100% pre-shipment tested and coded for seamless compatibility with major platforms such as Cisco, Huawei, Juniper, Arista, HPE, Dell, Nokia and Fortinet backed by a lifetime warranty, fast global delivery, and dedicated technical support for data centers, telecom operators, enterprise networks and system integrators worldwide.

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AUTHENTICITY & TESTING

Professionally verified before dispatch.

Every product is prepared for business use with checks for quality, functionality, and physical condition. Refurb Squared focuses on reliable, compatible equipment for enterprise environments.

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Quality checked

Inspected for condition, function, and readiness before fulfilment.

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Business-grade

Selected for dependable use across servers, networks, storage, and IT infrastructure.

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Circular IT

Extends hardware lifecycle and supports more sustainable IT procurement.

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Trusted sourcing

Supplied through a professional refurbished equipment process.

COMPATIBILITY CONFIDENCE

Built to fit your infrastructure.

Not sure if this product is right for your environment? Send us your model, part number, or project requirement and we will help confirm compatibility before purchase.

  • 1Share your server, switch, router, storage, or system model.
  • 2Confirm the required speed, connector, form factor, or configuration.
  • 3Get guidance before placing an order or requesting a quote.
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Lifetime warranty options

Selected products are supported with lifetime warranty coverage for long-term peace of mind.

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Expert support

Our team can help with configuration, compatibility questions, and sourcing alternatives.

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