Standard 19" rackmounts and square mounting holes are always good, I'm not sure which vendors you'd be using in .au tho. Did you want an enclosed rack like that Supermicro, or an open 4-post rack for ...

So I've been asked to help figure out how to do a UPS for a network rack that is located in a RV-like vehicle. Sizing and battery I've got figured out but all the rack mount units I'm familiar with ...