---
title: DF40T Series | 0.4mm Pitch Board/FPC Connector
description: Compact 0.4mm pitch connector with 125°C heat resistance, PCIe 4.0 support, and EMI shielding—ideal for board-to-board and FPC-to-board automotive designs.
image: https://info.hirose.com/hubfs/Image%20of%20Hiroses%20DF40T%20Automotive%20connector%20with%200.4mm%20pitch%2c%203.38mm%20depth%2c%20and%20125%C2%BAC%20resistance..png
---

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## **DF40T Series**

 

**0.4mm Pitch, 3.38mm Depth, 125ºC Heat Resistance,  
Board-to-Board/FPC-to-Board Connector for Automotive  
【DF40T/DF40GT】**

- Space-saving Design and Wide Variations
- 125℃ Heat Resistant Contact Design
- World Longest Class Effective Mating Length
- Guide Ribs for Wide Self Alignment Range
- Satisfies PCI Express 4.0 (16Gbps)
- Metal Shielding for Superior EMI 【DF40GT】
- Reliable Ground Design 【DF40GT】

[CONTACT US](https://info.hirose.com/contact?hsLang=en) [LEARN MORE](https://www.hirose.com/product/series/DF40T)

[![Image of Hiroses DF40T Automotive connector with 0.4mm pitch, 3.38mm depth, and 125ºC resistance.](https://info.hirose.com/hs-fs/hubfs/Image%20of%20Hiroses%20DF40T%20Automotive%20connector%20with%200.4mm%20pitch%2c%203.38mm%20depth%2c%20and%20125%C2%BAC%20resistance..png?width=2000&height=1340&name=Image%20of%20Hiroses%20DF40T%20Automotive%20connector%20with%200.4mm%20pitch%2c%203.38mm%20depth%2c%20and%20125%C2%BAC%20resistance..png "Image of Hiroses DF40T Automotive connector with 0.4mm pitch, 3.38mm depth, and 125ºC resistance.")](https://www.hirose.com/product/series/DF40T)

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