Each Switch will have a maximum amount of power that can be supplied to powered devices. This is the overall amount of power for the entire Switch. Please check detailed product specifications for PoE budget under the Products sections of our website. The TI-PG102i power budget is determined by the power supply, TI-S12024 (120W), TI-S24048 (240W), TI-S48048 (480W) sold separately. The power budget will be 240W@48V DC input or 124W@24V DC input.