In this lineup, the model NVX BIR500 stands out, and you will find that it fits many builds.
Relay 13500114/8385 (Set of 2) – 12VDC 40A 4Pins for Air Conditioning Fan, Relay
This 2 pack helps you keep a spare relay close when you need it most.
This unit carries the Songle brand, and the overall finish looks even under harsh workshop lighting conditions.
You will find that this unbranded relay fits standard sockets, and the metal tabs feel secure and nicely finished.
A nice touch is the gentle click sound this unbranded relay makes, giving clear feedback when it switches.
The Formiden brand is right there on the relay, and that makes sorting through spares a little easier.
Having the Somfy brand on a general purpose relay is a nice touch, especially if you already use their products.
What stands out about this relay is the auto-off and timer, which give me peace of mind at night.
You will find that this unbranded relay pairs well with generic controllers, without any branding conflicts or odd fit issues.
A nice touch is the N/A model label, and suits situations where model specifics simply are not relevant.