Customers may wish to replace the batteries in their UPS without turning off. of this we advise that you never hot swap a battery when your power is unstable.
Depends on the specific model. On some you can safely swap the batteries while the unit is live, on others you cannot. Do not attempt this except by the .
If so then just plug both UPS in and move the power across to the. . Didn't need to turn anything off either – this obviously depends on the model of your UPS. You can skip it for a short time without much issue, but when the .