My SX-850 has the ASR-019-0 speaker protect relay which is a 4pdt 24VDC with the bottom mounting flange:

I found this mounting adapter board on the bay that works with the current model Omron MY4-GS-R (Digi-Key # 236-MY4-GS-RDC24-ND) relay:

I have ordered one and will report back how it goes!
--Mark--

I found this mounting adapter board on the bay that works with the current model Omron MY4-GS-R (Digi-Key # 236-MY4-GS-RDC24-ND) relay:

I have ordered one and will report back how it goes!
--Mark--


