Made in USA Flag All board products Proudly made in USA!

Manufacturer of computer controlled relay, I/O and custom boards for commercial and industrial applications.

Note:  Pencom will be closed 9-13 through 9-17-2021 for a scheduled plant shutdown for maintenance, we will re-open on 9-20-2021.

Please Note: 

We are now open for normal business operation - however due to the virus we have minimal staff so delays in production will be inevitable.  We will do our best to complete all orders asap. 


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240V 50/60Hz Power

Low cost 2 channel serial relay board controlled through one of the RS232 serial ports, 10 Amp 250VAC/28VDC SPDT power/general purpose relays - with an...
Typically a 2-3 Day Production <10pcs