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Quantity
1
The 500EXT allows you to test and calibrate your 500-series modules without reaching into your rack. One end plugs into a slot in your rack, while the other provides a socket for any 500-series module. Features
Compatible with all 500-seri...
Reviews
4.9
41 ratings
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Must have for testing and calibration
Good price and straightforward instructions. Really quick and easy build that you need for testing and calibration of modules.
C
CHad · April 21, 2026
Works great!
Easy to build and makes testing my diy 500 series gear way easier.
J
Jose · February 10, 2026
Easy and relatively uncomplicated
Maybe it's just because I wasn't looking close enough, but I installed the ribbon cable upside down on one side because I wasn't paying close enough attention to where the red line on the cable was. Maybe in the instructions you guys could show pictures of the specific orientation of the ribbon and mention the red line.