upsOutletGroupConfigPowerOffDelay 1.3.6.1.4.1.318.1.1.1.12.2.2.1.4

The amount of time (seconds) the outlet group will delay powering off when the delayed off, reboot, or shutdown command is applied. Allowed values vary by UPS model. The value of -1 is used for Never if supported by the UPS and the outlet group.