You will find that it has the Brown Boveri Electric Inc. branding, which I think to the part.
Lot 2 Aromat Relays 2-Pole 12VDC Coil DPST-NO PC Board Max 15A 250VAC JC2aJ-DC12
Many folks like that the Honeywell RA832A1066 stays steady under regular use in homes.
People often mention Omron for consistent quality, and this unit lives up to that expectation.
A nice touch is the PCB power relay's clear pin markings, which help avoid wiring mistakes.