Author Topic: Connectors wire 2 board for potting  (Read 691 times)

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Offline PP7BBTopic starter

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Connectors wire 2 board for potting
« on: October 05, 2021, 06:20:35 pm »
Quite annoying task - I am trying to find connectors wire-to-board, which are allowed for potting in resin (polyurethane or silicone). I would like to encapsulate some electronics and don't want to solder wires to boards.

Can You advice me some? No high - current,  I want to use cabling with cross-section up to 0,5 mm2, of course if connector allowes more then it is advantage. Voltages up to 120V DC. More features - SMT soldering, rather less than 3 mm height - I plan thin layer of encapulation.

Almost every connector fits above requirements but couldn't find one for potting.
« Last Edit: October 05, 2021, 06:48:00 pm by PP7BB »
 

Offline Jwillis

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Offline PP7BBTopic starter

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Re: Connectors wire 2 board for potting
« Reply #2 on: October 06, 2021, 07:28:11 am »
I thought about such connectors from pictures. The trick is I want hide cables in encapsulation - thin layer of encapsulation, shall I say.
I have found similar connectors on market, but none of them are allowed for potting
 

Offline Jwillis

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Re: Connectors wire 2 board for potting
« Reply #3 on: October 06, 2021, 12:33:26 pm »
So it's some kind of modular system where you want to plug two encapsulated boards together? 
 

Offline PP7BBTopic starter

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Re: Connectors wire 2 board for potting
« Reply #4 on: October 06, 2021, 08:27:03 pm »
No - soldering wires to PCB is expensive. I want to encapsulate two PCB, and connect them with wires. All circuits will be placed in plastic box.
Connectors on pictures attached are very thin - thier height is less than 3mm. They allow thin layer of encapsulation. Resin is bit pricey and I want to cut the cost. Cannot locate connectors from pics, many manufacturers offer similar but they are not allowed to potting.
 

Offline Jwillis

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Re: Connectors wire 2 board for potting
« Reply #5 on: October 06, 2021, 10:55:10 pm »
You could try something from here.  JST Crimp Style Connectors
The LEA connector  is 3mm in depth . I don't see why these couldn't be encapsulated .
You can check out others here . https://www.jst-belgium.be/products.php?cat=30&nm=JST+Wire-to-Board+Connectors+%28Crimp+Style%29
 


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