Three products may resemble an outlet strip but serve different purposes. Schools use office electronics, desktop computers, printers, network devices and AV equipment with different power needs. Before buying, identify whether the goal is more outlets, surge protection or short-term power continuity.
What each device is designed to do
| Device | Main function | Important limitation |
|---|---|---|
| Basic power strip | Provides additional receptacles | Does not necessarily include meaningful surge suppression |
| Surge protector | Helps limit certain transient voltage surges | Does not provide battery power during an outage |
| Uninterruptible power supply (UPS) | Provides battery-backed power for supported devices for a limited time | Runtime depends on load, battery health and model |
Some UPS units also provide surge protection, but a built-in feature cannot be assumed without reading the exact model specifications.
Ratings that need careful interpretation
For surge protectors, review listed electrical ratings, outlet count, plug and cord construction, indicator features and applicable safety certification. A joule number alone cannot establish real-world protection for every event. For a UPS, check watt output capacity as well as volt-ampere rating, estimated runtime at the expected load and any replaceable-battery requirements.
Equipment and installation concerns
Large copiers, some laser printers and high-draw equipment may have special power requirements. Do not assume they are appropriate for a small computer UPS; check device instructions and approved electrical installation practices. Never overload a receptacle or connect power strips in unsafe chains.
Why school IT should review UPS purchases
A UPS helps only if its capacity and shutdown behavior match the equipment. District IT may need compatible communication software, network management, alarm muting and a planned battery replacement cycle. Compare total ownership cost, not merely the initial number of outlets.
School purchasing checklist
- List every device to be connected and its power requirements.
- Choose outlets only, surge suppression or battery backup based on risk.
- Verify ratings, safety listing and device restrictions.
- For UPS purchases, estimate loaded runtime and battery maintenance.
- Have school IT or facilities staff approve installation.
Frequently asked questions
Will a surge protector keep a computer running during a blackout?
No. Only a device with battery-backup capability can supply temporary power.
Can a UPS run a copier or laser printer?
Do not assume so; the equipment and UPS manufacturers must approve the load.