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JST connector type for Bowser speaker?

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  • Member since
    August 2015
  • 409 posts
JST connector type for Bowser speaker?
Posted by Autonerd on Sunday, September 2, 2018 4:56 PM

Hi all -- Trying to find the right connector to add a speaker to a DCC-ready Bowser F7 w/ a 21-pin socket. Bowser says "JST connector" but there are about a billion, and the catalog is massive. Anyone know the exact type/series of JST connector that Bowser uses for their speakers?

Thanks

Aaron

  • Member since
    August 2003
  • From: Collinwood, Ohio, USA
  • 16,367 posts
Posted by gmpullman on Sunday, September 2, 2018 5:27 PM

Autonerd
Anyone know the exact type/series of JST connector that Bowser uses for their speakers?

I've gutted many locomotives and also lots of computer devices and have gathered quite a collection of different plugs just to keep on hand for situations like yours. It seems to me that JST (Japan Solderless Treminal) is becoming a term used for any small PCB connector. I can check later but I believe it is a 2.54mm pitch. JST company makes a large variety of plugs and connectors.

I see that Bowser has a part number for the plug, shown at the top-right of this page:

http://www.bowser-trains.com/history/pschassis.html

#691-1292
Plug with wire. Fits Bowser, Atlas, Intermountain and Fox Valley main circuit boards.

 

They also show a pig-tail included with their sound retrofit kits. Maybe give Bowser a call or email and see if you can buy some from them?

I see MB Klein has stocked them in the past —

https://www.modeltrainstuff.com/bowser-1292-plug-with-two-wires-for-speakers/

but are presently out.

Micromark also lists a similar plug/socket but I can't say for sure they're identical.

https://www.micromark.com/Mini-Connector-Kit-Pkg-of-10_2

Hope that helps,

Good Luck, Ed

  • Member since
    April 2004
  • From: Ontario Canada
  • 3,574 posts
Posted by Mark R. on Sunday, September 2, 2018 8:01 PM

The plastic body of that plug on the board can be pried off leaving the two pins attached to the board. I then just solder the wires to those two pins.

 

Mark.

¡ uʍop ǝpısdn sı ǝɹnʇɐuƃıs ʎɯ 'dlǝɥ

  • Member since
    January 2009
  • From: Bakersfield, CA 93308
  • 6,526 posts
Posted by RR_Mel on Monday, September 3, 2018 8:37 AM

If they measure 1.5mm between pins they most likely are ZH connectors.
 
 
The JST ZH series are common speaker connectors.
 
I buy them off eBay.
 
 
I use them on every locomotive equipped with speakers.
 
Mel
 
 
My Model Railroad   
 
Bakersfield, California
 
I'm beginning to realize that aging is not for wimps.
 

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