# 40G QSFP+ to 4x10G SFP+ Transponder Card FW640G10

40G QSFP\+ To 4x10G SFP\+ Transponder Card is a product developed by DFT for 140Gbit/s optical fiber links,which can be converted into 4x10G DWDM standard wavelength optical signals on the  4-route\-side , and can be used with DWDMmultiplexer/demultiplexer to realize wavelength division  multiplexing transmission andrealize 1pair of optical fiber  multiplexing 40G transmission solution.

![](https://cdn.shopify.com/s/files/1/0758/0362/3703/files/082307.png?v=1755942247)

**Product** **Features**

Supports DWDM transmission and wavelength conversion.

 Single Card supports 1 channel of 40Gbit/s bidirectional service access .

 Transparent transmission of service data.Hot\-swappable support.

  Supports FEC functionality, optimizing output and enabling DDM signal monitoring, as well as link detection (no transmission when no receiving light).

Supports  SNMPbased  unified  network  management  platform  with  management  interfaces including CLI (telnet and console), Web, and NetView (graphical interface).

 **Product** **Specifications**

**System** **Parameters**

**Technical** **Specifications**

Maximum Capacity

40G<=> 4X10G DWDM

Wavelength Range

DWDM ：1529.16nm ~ 1567. 14nm

Service Access Type

40GE

Interface

Client: 1xQSFP+

Line side: 4xSFP+

Card Dimensions

156  (W) × 20  (H) × 225  (D)  (mm)

Environmental Requirements

Operating

Temperature

\-10C ~ 50C

Storage

Temperature

\-40C ~ 80C

## Details

- **Price:** 0.0 USD
- **Vendor:** DFT TELECOM
- **Type:** 电脑网络
- **Tags:** 5G, CPE, Datacenter, dfttelecom, fiberoptic cable, fiberoptic Solutions, ftth, ROUTER, switch

## Variants

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

## Images

- 40G QSFP+ to 4x10G SFP+ Transponder Card FW640G10

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> Source: [DFT TELECOM ](https://dfttelecom.com/products/40g-qsfp-to-4x10g-sfp-transponder-card-fw640g10)
> Updated: 2026-08-28