100GBASE-PSM4 QSFP28 1310nm 500m DOM MPO-12/APC SMF Optical Transceiver Module, Breakout to 4 x 25G-LR

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100GBASE-PSM4 QSFP28 500m

PN: CT-QSFP28-PSM4

100G QSFP28 10KM PSM4 MPO High-density QSFP28 PSM4 parallel transceiver for 100G Ethernet over single-mode fiber up to 2 km, using 4×25G 1310 nm DFB channels with MPO connector and < 3.5 W power.
Craig ***** - Cardiff, United Kingdom
26/09/2025
A pleasure to work with and a reliable supplier!
John ***** - Egham, United Kingdom
12/09/2025
Always enjoy working with Carritech. They makes things easy.
Marcin ***** - Malsch, Germany
15/05/2025
Reliable supplier, always a pleasure to work with
Liliana ***** - Madrid, Spain
14/05/2025
Fast and friendly service, personalized support throughout
Marcus ***** - Bristol, United Kingdom
13/05/2025
A pleasure to deal with. Always rely on Carritech.
Jagielski ***** - Poznan, Poland
09/05/2025
Always good to do business with
Peter ***** - Eindhoven, Netherlands
07/05/2025
Always attentive and professional, TOP!
Grégory ***** - Mauguio, France
06/05/2025
Commercial efficace, société fiable
Zach ***** - Lakeland, Florida
01/05/2025
Great company to work with. Very flexible and reliable supplier.
Chloe ***** - Berkshire, United Kingdom
24/02/2025
Always a pleasure working with Christian Quality packaging!
Marcus ***** - Bristol, United Kingdom
03/03/2025
Fastest shipments I've seen in years. Credit to the industry.
Alfred ***** - Vienna, Austria
06/08/2018
Always a pleasure to work with whole Carritech Team!

Fast Worldwide Delivery

We ship to over 100 countries, ensuring your parts reach you quickly and reliably wherever your business operates.

Extensive Global Inventory

Thousands of optical transceivers in stock and ready to ship, helping you keep your networks running without delay.

Fully Customisable Labelling

Customise labels tailored to your business with flexible designs, branding, and specific information.

Product Specifications

The 100Gbps QSFP28 PSM4 Optical Transceiver is a high-performance module designed for short-range communication over single-mode fiber (SMF) up to 2 kilometers. This transceiver features four independent transmit and receive channels, each capable of supporting data rates up to 26Gbps, resulting in an aggregate bandwidth of 104Gbps. Utilizing a 1310nm DFB laser array, it connects via an MPO connector, offering increased port density and cost efficiency for modern data center interconnects. It complies with QSFP28 MSA standards and is optimized for applications like 100G Ethernet and high-speed proprietary interconnects.

Operating on a single +3.3V power supply with power consumption below 3.5W, the module is energy-efficient and reliable within a temperature range of 0°C to 70°C. Advanced digital diagnostics provide real-time monitoring of key parameters, including temperature, voltage, and optical power. The transceiver’s robust design adheres to RoHS standards, ensuring environmentally friendly deployment. With its compact form factor and reliable performance, the QSFP28 PSM4 transceiver is an ideal solution for high-speed, short-distance optical networking.

The CT-QSFP28-PSM4 is a pluggable parallel fiber QSFP28 module designed for 100G Ethernet interconnects. It provides 4 independent transmit and receive channels, each operating at up to 25.78125 Gb/s, for an aggregate 104 Gb/s. Transmission uses a 1310 nm DFB laser array over 8-fiber MPO cable, supporting distances up to 2 km on G.652 SMF. The module consumes < 3.5 W, operates from a single +3.3 V supply, and includes integrated digital diagnostics monitoring (DDM/DOM). It is fully hot-pluggable and RoHS-6 compliant.

Key specifications

  • Form factor / standards: QSFP28 MSA; hot-pluggable.

  • Data rate: 4×25.78125 Gb/s (aggregate 104 Gb/s).

  • Reach: Up to 2 km over G.652 SMF.

  • Optical wavelengths: 1310 nm (4-channel parallel).

  • Connector: MPO-12 (8 fibers used: 4 TX, 4 RX).

  • Power consumption: < 3.5 W.

  • Supply voltage: 3.135–3.465 V.

  • Operating case temp: 0 °C to 70 °C.

  • Diagnostics: Digital diagnostics monitoring (DDM/DOM).

  • Compliance: RoHS-6; Class 1 laser safety (FDA, IEC 60825-1/2); EMI/EMS (FCC, EN55022/EN55024).

Optical characteristics (per lane unless noted)

Parameter Value
Wavelength 1295–1325 nm (TX), 1290–1330 nm (RX)
TX avg launch power −3 to +2.3 dBm
TX OMA −5 to +2.5 dBm
Extinction ratio ≥ 3.5 dB
Receiver sensitivity (OMA) ≤ −8.6 dBm (BER = 1×10⁻¹²)
Receiver overload +2 dBm
Receiver damage threshold +3 dBm
LOS assert / de-assert −30 / −15 dBm

Applications

  • 100G Ethernet interconnects in cloud and hyperscale data centers.
  • High-speed parallel interconnections for HPC and enterprise networks.
  • Cost-efficient 100G data center connectivity over 2 km SMF using MPO cabling.

Features

  • 4-channel full-duplex PSM4 design (parallel 1310 nm optics).
  • Up to 2 km reach over SMF with MPO fiber ribbon.
  • Hot-pluggable QSFP28 form factor with MPO interface.
  • Low power consumption (< 3.5 W) for energy efficiency.
  • Integrated digital diagnostics (DDM/DOM).
  • RoHS-6 compliant; Class 1 laser safe; EMI/EMS compliant.

Delivery

At Carritech, we pride ourselves on our exceptional service and commitment to meeting our customers’ needs. Our extensive range of SFP transceivers is designed to cater to various requirements, ensuring that you receive the best solutions for your projects. We understand the importance of timely delivery, and our efficient processes are geared towards providing you with the products you need as quickly as possible. Our dedicated team works tirelessly to ensure that your orders are processed and dispatched promptly, so you can rely on us for swift and reliable service.

We recognise that every project is unique, and our flexible approach allows us to adapt to your specific needs. Whether you require immediate delivery or have more complex requirements, we are here to support you every step of the way. Our commitment to customer satisfaction means that we go above and beyond to ensure that you receive your SFP transceivers in a timely manner, without compromising on quality. Trust Carritech to deliver the solutions you need, when you need them.

Warranty

En Carritech Optics, garantizamos la calidad y fiabilidad de nuestros transceptores ópticos. Por eso ofrecemos con orgullo una garantía de por vida en todos los productos como testimonio de nuestro compromiso con la excelencia y la satisfacción del cliente.

¿Qué cubre nuestra garantía de por vida?

Nuestra garantía de por vida proporciona una cobertura completa durante todo el ciclo de vida de sus transceptores ópticos, asegurándole una total tranquilidad al elegir Carritech Optics. La garantía cubre:

  • Defectos en materiales y mano de obra: Si tu producto experimenta algún problema relacionado con la fabricación o los materiales, lo repararemos o sustituiremos de forma gratuita.
  • Garantía de rendimiento: Nuestros transceptores ópticos se someten a rigurosas pruebas para cumplir las normas del sector, y garantizamos que funcionarán como se espera de ellos en su entorno de red.
Proceso de reclamación sencillo

Si alguna vez necesita hacer una reclamación de garantía, nuestro equipo está aquí para ayudarle. Solo tienes que ponerte en contacto con nuestro equipo de asistencia con los datos de tu producto y te guiaremos a través de un proceso rápido y sin complicaciones para resolver el problema.

El rendimiento de su red, garantizado

Carritech Optics se dedica a proporcionar soluciones ópticas de alta calidad en las que puede confiar a largo plazo. Con nuestra garantía de por vida, puede invertir con confianza en nuestros productos, sabiendo que estamos con usted en cada paso del camino.

Datasheet Download

Performance Testing

At Carritech Optics, every product we supply undergoes a meticulous testing process designed to guarantee exceptional quality, reliability, and consistency. Our manufacturer operates within a professional laboratory environment, where advanced testing equipment and industry-standard procedures are used to carefully evaluate each item.

Reprograme sus transceptores con rapidez, sencillez y confianza.

Opticode de Carritech es una solución avanzada de programación de transceptores que le ofrece una flexibilidad total en su red óptica. Diseñado para garantizar una compatibilidad perfecta con una amplia gama de sistemas OEM, Opticode le permite reconfigurar rápidamente los transceptores para satisfacer sus requisitos específicos. El resultado es un mayor control, una reducción de costes y una infraestructura más adaptable y preparada para el futuro.

Craig ***** - Cardiff, United Kingdom
26/09/2025
A pleasure to work with and a reliable supplier!
John ***** - Egham, United Kingdom
12/09/2025
Always enjoy working with Carritech. They makes things easy.
Marcin ***** - Malsch, Germany
15/05/2025
Reliable supplier, always a pleasure to work with
Liliana ***** - Madrid, Spain
14/05/2025
Fast and friendly service, personalized support throughout
Marcus ***** - Bristol, United Kingdom
13/05/2025
A pleasure to deal with. Always rely on Carritech.
Jagielski ***** - Poznan, Poland
09/05/2025
Always good to do business with
Peter ***** - Eindhoven, Netherlands
07/05/2025
Always attentive and professional, TOP!
Grégory ***** - Mauguio, France
06/05/2025
Commercial efficace, société fiable
Zach ***** - Lakeland, Florida
01/05/2025
Great company to work with. Very flexible and reliable supplier.
Chloe ***** - Berkshire, United Kingdom
24/02/2025
Always a pleasure working with Christian Quality packaging!
Marcus ***** - Bristol, United Kingdom
03/03/2025
Fastest shipments I've seen in years. Credit to the industry.
Alfred ***** - Vienna, Austria
06/08/2018
Always a pleasure to work with whole Carritech Team!

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100GBASE-PSM4 QSFP28 500m

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