My experience with OLOy thus far. They have a 3200MHz CL18 1.2V JEDEC rated kit which is what I purchased for my Dell G5 SE and it had the correct sticker on
G.Skill Ripjaws V 32GB (2 x 16GB) DDR4-3600 PC4-28800 CL18 Dual Channel Desktop Memory Kit F4-3600C18D-32GVK - Black - Micro Center
DDR4 RAM Speeds — 3200 CL16 vs 3600 CL18 — Which Is Better for Intel and AMD Zen 2? - YouTube