You will find that this relay runs on DC 12V, making it straightforward to integrate into your setup.
NT90-DC12V-10X Power Relay DC 12V Coil 12 VDC 30A 40A SPDT(1NO 1NC) with Flange
The DC 12V rating means you can daisy-chain a few units without overloading your source.
A nice touch is that it is clearly marked DC 12V, helping avoid guesswork during installation.
What stands out about the OLS relay is how cleanly it fits into standard sockets.
If you need the exact model, the WD3556 is stamped right on the casing for quick reference.
I like that it’s a Phase Sequence Relay, because that small detail matters when working with industrial controls.
You will find that the 2 pack is a simple way to cover both old and new setups.
The model PSR-SCP-24UC/ESA4/2X1/1X2 2963750 is listed clearly, and you will find that it fits many control panels with ease.
I like knowing this General Purpose Relay comes from Columbus McKinnon, a maker with a solid track record.
What stands out about the 40ISR model is that cables route cleanly without tugging or twisting.