100G QSFP28 ER4 with dual CDR 40 km, λ1296-1309 nm, LC-Duplex, Singlemode

Universal QSFP28 Transceiver
Use FLEXBOX to configure to almost any vendor
For 100GBASE-ER4 Ethernet links
Integrated Clock-Data-Recovery (CDR)
Supported Data Rates: 103.12 Gbit/s
Up to 40 km via Singlemode OS2
LC-Duplex Connector
Specs
  • pl_lambda int. Mux
  • pl_distance 40 km
  • pl_datarate 103.12 G
  • pl_connector LC
Protocols
  • 100G ETH
Part number
Q.161HG.40
In stock
180 pcs
Back In Stock
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Estimated arrival of additional items.
Our order confirmation will provide the final shipping date.
  • ~May 27, 2026
    +136 pcs

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Specification

Form Factor QSFP28
Connector / Polish LC-Duplex PC
Interface Singlemode
Compliance Code ER4
Operating Temperature Standard
Modulation NRZ
Distance 40 km
Temperature Range 0°C - 70°C
Lane Count 4x (Tx/Rx)
Bandwidth 103.12 Gbit/s
Bandwidth Per Lane 25.78 Gbit/s
Digital Diagnostic Monitoring (DDM) Yes, internally calibrated
Power Consumption 5 W
CDR TX and RX
SGMII No
Inbuilt FEC No
Powerbudget (dB) 18 dB
Transmit min/max per lane -2.9 dBm / 2.9 dBm
Receiver min/max per lane -20.9 dBm / -3.5 dBm (overload) @100G
Wavelength TX (Typical) 1295.6 nm, 1300 nm, 1304.6 nm, 1309.1 nm
Wavelength RX (Typical) 1295.6 nm, 1300 nm, 1304.6 nm, 1309.1 nm
Laser EML
Receiver Type SOA + PIN
Modulation NRZ @100G
Transmit and Dispersion Penalty 2.5 dB
Extinction Ratio 8 dB
Supported Protocols 100G Ethernet
FLEXBOX

Transceiver Configuration with FLEXBOX

It's that easy to use
insert
Insert into the FLEXBOX
select
Select and Configure
use
Use with Device
pdp_comp

Compatibility

All trademarks, registered companies & references cited are the sole property of their respective company and are used solely to assist in the identification of products.

  • MSA Standard compatible
  • Arista 3rd_Party QSFP-100G-ER4 compatible
  • Arista QSFP-100G-ER4 compatible
  • Ciena 160-9405-900 compatible
  • Cisco Systems QSFP-100G-ER4L-S compatible
  • Extreme 100G-ER4LT-QSFP40KM compatible
  • Fortinet FG-TRAN-QSFP28-LR4 compatible
  • HP H3C JL275A compatible
  • Huawei QSFP-100G-ER4-Lite compatible
  • Juniper QSFP-100G-ER4L compatible
  • Nokia (ex. Alcatel-Lucent) 3AL82152AA compatible
  • Nokia (ex. Alcatel-Lucent) 3HE11239AA compatible
  • Nokia (ex. Alcatel-Lucent) 3HE17189AA compatible
  • Nvidia (ex. Mellanox) MMA1L10-CR compatible
  • Palo Alto Networks PAN-QSFP28-100GBASE-LR4 compatible
  • RAD QSFP28-1D compatible
  • Ribbon (ex. ECI) OTR100Q28_LR4 compatible
Your vendor / compatibility is missing?
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What customers say

When in possession of the FLEXBOX it becomes and indispensable tool in general, and also specifically in managing remote Mobile Base Stations fiber connectivity.
Using the FLEXBOX either with PC or Smartphone is really plug and play with no annoying incompatibility issues at all.
The FLEXBOX together with ease of order and superior delivery times makes it literally unnecessary for us having any significant SFP stock.

Terji Leitisstein Hansen RAN Manager / Vodafone FO

Now that I’m done configuring my equipment, I use FLEXBOX to impress associates.
I’m an IT Hero just for the savings, not to mention the FLEXibility to stock one type for each adapter.
Keep up the good work!

Nikos Papandreou IT Admin / Geitonas School SA

FLEXBOX makes it easier than ever to manage your optics hardware! From unboxing to a configured module in a minute! Great product.

Otto Lodewijk Director / SuitIT

I have received my orders from them in blistering speed. Happy to the nth degree.

Pat Cluney  Senior Technical Officer / Waterford Institute of Technology
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