The relay runs on DC 12V, so it's a good match for battery-backed systems you already have.
2pcs JQX-13FL DC 12V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Rel
When you pick up the THC-15A model, you will find that its size feels compact and manageable for quick installations.
What stands out about this relay switch is the clear coil voltage marking on top.
This unbranded relay comes with a clear plastic cover, so dust stays out and you see the internals easily.
A nice touch is seeing the full model PSR-UC/ESA4/2X1/1X2 2963750 printed on both the box and the relay.
What stands out about the black finish is that it tends to look less flashy while still feeling solid.
With the GV200-054, swapping an older unit takes only minutes in many panels.
You can tell the model is DEK-OE- 12DCDC/100.
With the LAVA brand on the relay, I can quickly match parts to project notes.
A nice touch is that the model KUP-14D15-24=KU is easy to spot on the box.