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100G QSFP28 Optical Transceiver

The 100G QSFP28 is a high-speed transceiver module used in data communication networks, capable of supporting data rates of up to 100 Gbps and offering reliable and efficient data transmission.

Product Details:

Form factor: QSFP28
Data rate: 100 Gbps
Transmission distance: up to 80 km over single-mode fiber (SMF) or up to 100 m over multimode fiber (MMF)
Wavelength: 1310 nm (SMF) or 850 nm (MMF)
Connector type: LC duplex (SMF) or MTP/MPO (MMF)
Optical components: 4x25Gbps uncooled LAN-WDM transmitter, PIN or APD receiver
Power consumption: typically less than 3.5W per module
Operating temperature range: 0°C to 70°C
Compliance: IEEE 802.3bm, SFF-8636, QSFP28 MSA, RoHS



Product Name 100G QSFP28
Data Rate 100G
Wavelength 850nm/1310nm/LAN-WDM
Distance 100m~80km
Connector LC
Fiber Type Multimode/Singlemode
Working Temperature 0 to +70°C 


Ordering Information:

Item No. Data Rate Wavelength Distance Source Package interface Temperature()
100GBASE-SR4 100G 850 100m VSCEL+PIN QSFP28 MPO 0~70
100GBASE-PSM4 100G 1310 500m DFB+PIN QSFP28 MPO 0~70
100GBASE-LR4 100G LWDM 10km EML+PIN QSFP28 LC 0~70
100G LR1 100G 1310 10km EML+PIN QSFP28 LC 0~70
100G ER4 Lite 100G 1294~1310 30km EML+APD QSFP28 LC 0~70
100G ER4 100G 1294~1310 40km EML+SOA+PIN QSFP28 LC 0~70
100G ZR4 100G 1294~1310 80km EML+SOA+PIN QSFP28 LC 0~70


Brand Compatible

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Please contact us for specific compatible models.

Installing an SFP Transceiver and a fiber-optic cable

Key points of choosing a suitable Optical Transceiver

Form factor & connectors

  • GBIC – Gigabit Interface Converter
  • SFP – Small Form-factor Pluggable
  • SFP+ – Enhanced Small Form-Factor Pluggable
  • QSFP+ – Enhanced Quad Small Form-factor Pluggable
  • QSFP-DD – Quad Small Form-factor Pluggable Double Density
  • SFP-DD – Small Form-factor Pluggable Double Density

Speed / Data Rate

  • 155Mbps 
  • 1Gbps / 2Gbps / 4Gbps / 8Gbps  
  • 10Gbps / 16Gbps 
  • 25Gpbs / 40Gbps
  • 100Gbps / 200Gbps
  • 400Gbps


  • 850nm for short distances (around 500m on multimode fiber)
  • 1310nm for mid-range reach (approximately 40km on singlemode fiber)
  •  1550nm for long to extreme range (beyond 40km on singlemode fiber)

OEM compatibility

  • Cisco / Huawei / Juniper
  • Brocade(Formerly) / Alcatel-Lucent
  • Dell / Extreme / H3C
  • IBM / Nortel / Calix
  • ADTRAN / Allied Telesis
  • Arista Networks / Avaya

Cable Type

  • cable/optical fiber mode (single-mode, multi-mode)
  • 1310/1550 nm = Single Mode (9/125 µm)
  • 850/1300 nm = Multimode (50/125 µm)


  • Commercial transceivers – basic operating temp: 0 – 70° C / 32 – 158° F
  • Industrial transceivers – basic operating temp: -40 – 85° C / -40 – 185° F

Strictly Test After Assembly

Test 1: Average Output Optical Power Detection
Test 2: Extinction Ratio Measurement
Test 3: OMA in a stressed eye diagram of an optical signal
Test 4: Bit Error Rate Test
 Test 5: Eye Pattern Test
Test 6: Wavelength Testing

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