# 4*100G to 1*400G TMUX Card FW841

4\*100G to 1\*400G TMUX Card FW841 is used for fiber link 400G service access Card, can realize    4\*QSFP28 100G conversion CFP2 400G, CFP2 coherent optical module wavelength adjustable,       cooperate with DWDM multiplexer/demultiplexer to realize wave Division multiplexing transmission    provides a high\-quality solution to solve the shortage of optical fiber resources and transmission lines with large loss of optical fiber lines.

![](https://cdn.shopify.com/s/files/1/0758/0362/3703/files/1_be2a526a-a8c0-4627-ba25-9066de3d1dc9.png?v=1755422166)

 **Product** **Features**

 The single Card supports 4\*100G to 1\*400G coherent transmission, which can realize single\-channel 400G line\-side transmission.

 The wavelength is adjustable, supporting up to 400G 75GHz \*64 waves or 400G\*100Ghz 48 waves, 200G 50GHz \* 96 waves.

   With flexible coherent modulation technology: DP\-16QAM,DP\-8QAM, DP\-QPSK.

   Multiple FEC error correction technologies: oFEC, CFEC,SCFEC, SDFEC.

   Support flexible service access functions: 100GE, 100GE KR4,OTU4 and 100G FlexE.

   Support perfect performance monitoring and statistical functions.

   Supports Ethernet RMON performance statistics, LLDP monitoring, constellation diagram

monitoring, DM delay and PRBS detection functions,OTN PM and SM performance statistics and other functions.

 Supports real\-time monitoring of high\-precision Card temperature, voltage, current and power consumption.

 The client side supports multiple module interface types: 100GSR4/CWDM4/LR4/PSM4.

 Support unified network management platform, network management methods SNMP, CLI, Web,NMS (graphical interface).

**Product** **parameters**

**Parameter****s**

**D****escribe**

Maximum   capacity   of   single Card

4\*100G     two\-way     transmission     4\*100G     one\-way transmission

Wavelength (frequency) range

DWDM:1529. 16mm\-1567.14nm(191 .3THz\- 196.05THz)

Adjustment method

DP\-QPSK@100G;                              DP\-16QAM@200G; DP\-8QAM@200G; DP\-QPSK@200G;

DP\-8QAM@300G: DP\-16QAM@400G

Line side protocol

Open ROADM/Open ZR+/SCFEC

Dispersion tolerance

±40000ps/nm@100G

Service access type

100GE 、100GE KR4 、OTU4 和 100G FlexE

Environmental requirements

Operating

temperature

\-5C~45C

Storage

temperature

\-40C~85C

Relative

humidity

5%~95% non\-condensing

Product Size

101(W)x41(H)x230(D)(mm)

Power consumption

<80W

## Details

- **Price:** 0.0 USD
- **Vendor:** DFT TELECOM
- **Type:** 电脑网络

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 0.00 USD | In stock |

## Images

- 4*100G to 1*400G TMUX Card FW841

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> Source: [DFT TELECOM ](https://dfttelecom.com/products/4-100g-to-1-400g-tmux-card-fw841)
> Updated: 2026-08-28