What stands out about this model is the Potter & Brumfield build quality and tidy lead forming.
10 POTTER BRUMFIELD 27E129 14 PIN 4PDT RELAY SOCKET ADAPTOR for R10 SERIES
the Potter branding is straightforward and clean, giving the relay a professional and reliable appearance.
You will find that this unbranded relay is quiet in operation, with minimal hum or buzz during long runs.