Can different outdoor power supplies be mixed

Are all PSU power cables interchangeable?

Modular cables are not interchangeable between models. PSU power cable (to power socket) - those are universal. All are the same (in the same region). No, the advice is to never do that. Not all cables are made the same. Ideally you should only use the ones from the PSU (as bought new).

Can I mix rm750x and rm1000x power supplies?

Mixing cables is fine given that the PSUs have the same pinouts. Given that they're the same series of PSU (not just the same brand), I'd assume that they're the same pinouts, but I'd double check before trying to mix cables The white RM750x and RM1000x use the same type of cables. All Corsair RMx power supplies use Corsair Type 4 cables.

Are modular cables compatible with a different power supply?

Modular cables aren't always compatible across different product lines, never mind from different manufacturers. You could spend the time to cross reference the manuals for both power supplies, but I'd count on rewiring with cables that are appropriate for the new power supply. I sold my soul for ProSupport.

Can two power supplies share a common ground?

If the two power supplies share a common ground, or can be made to, then it is no problem. However, the return wire must be sized for the sum of the 8 V and 12 V currents. What are the 8 V and 12 V currents, power levels, etc. Thanks guys for the responses. Actually I mentioned two power supplies to make the question easier.

Can you mix different PSU cables?

Mixing them even from the same manufacturer (but different PSU line) can be problematic. No, the advice is to never do that. Not all cables are made the same. Ideally you should only use the ones from the PSU (as bought new). Mixing them even from the same manufacturer (but different PSU line) can be problematic.

Can I connect two power supply GNDs together?

Yes, generally you must connect the GNDs of two power supplies together unless there is a good reason not to do so.