You will find that this unbranded relay pairs well with generic controllers, without any branding conflicts or odd fit issues.
2pcs T90 Coil Relay 5VDC 30A 250VAC 30VDC 6 Pin 1NO 1NC SLA-05VDC-SL-C
What stands out about the unbranded brand is that the contact ratings are printed large, so you can read them fast.