To connect daugther i2C sensor and analog sensor on a main PCB would you prefer XH connector (left on the picture) or KH2510 (rigth on the picture)? Or other? [Capture d’écran 2022-01-06 163436] thank you

I would use Dupont headers. [image]

problem with a dupont is that you can reverse them easily.. The KH2510 is fine IMHO, if.... soldering is no option..

I did use Dupont header in some of my build but then I had to add a bit of glue to make sure the setup don't move.

[image] TechGraphix: problem with a dupont is that you can reverse them easily. Same problem with jumper cables :wink: [image]

:+1: for the 2510 series. Mainly because it's easy to see which way round they go. Also, i think they use the same crimp tool as the dupont ones. I got a nice selection of straight and right angle male PCB connectors from AliExpress, along with female mating halves and crimps for not a lot of cash. …

[image] TechGraphix: problem with a dupont is that you can reverse them easily Just put a blank between two pins on one side and add a drop of super glue to that hole on the connector to key it to only one orientation.

Hey, why haven't you mentioned this in: [image] Share tips you have come across General Electronics This post will contain the index for this thread. This is going to be a work in progress Links to topics will be added so you can select a topic covered (in al…

Didn't think of it, but I will make a nice post with pictures in the next couple days, unless you beat me to it.

Help me select a PCB connector

Other Hardware General Electronics

LarryD January 7, 2022, 12:16am 8

Hey, why haven't you mentioned this in:

Topic		Replies	Views
Which would be tighter? General Electronics	20	350	August 27, 2025
Alternatives to Dupont / pin headers General Electronics	12	871	May 12, 2025
XHP Connectors - not the crimping side General Electronics	14	159	October 13, 2025
Arduino jumper cables General Guidance	7	154	May 3, 2026
Secure connectors for BTS7960 8 pin header General Guidance	21	242	January 7, 2026

Help me select a PCB connector

Related topics