Power strips are one of the most commonly used — and most commonly misused — pieces of electrical equipment in offices and warehouses. They're convenient, affordable, and easy to overlook until something goes wrong. Overloaded power strips are a leading cause of electrical fires in commercial environments, and most of the risk is entirely preventable with a few straightforward practices.
Note: This guide provides general best-practice information only. It is not a substitute for professional electrical advice, local code compliance, or OSHA regulations. Consult a licensed electrician for site-specific requirements.
Why It Matters
An overloaded or damaged power strip can cause equipment failure, data loss, and in serious cases, electrical fires. In office environments, a single power event can take down multiple workstations simultaneously. In warehouses, the stakes are even higher given the presence of high-draw equipment and flammable materials. Using the right power strips correctly is a basic but critical safety practice.
Power Strip Safety Checklist
✅ Choosing the Right Power Strip
- Always use surge-protected power strips for electronics and computer equipment. A basic power strip without surge protection offers no protection against voltage spikes.
- Check the amperage rating before purchasing. Most standard power strips are rated for 15 amps. High-draw equipment may require a dedicated circuit rather than a power strip.
- Choose a strip with enough outlets for your actual needs — but don't use a high outlet count as an excuse to overload the circuit.
- Look for UL or ETL listing to confirm the strip has been tested to recognized safety standards.
✅ Using Power Strips Safely
- Never daisy-chain power strips — plugging one strip into another multiplies the load on a single circuit and is a fire hazard.
- Don't plug high-draw appliances into power strips — space heaters, refrigerators, microwaves, and similar appliances should be plugged directly into wall outlets.
- Don't run power strips under rugs, mats, or through walls — this traps heat and creates a hidden fire risk.
- Keep power strips off the floor in wet or dusty environments — mount them under desks or on walls where possible.
✅ Maintenance and Inspection
- Inspect power strips regularly for signs of damage: discoloration, melted plastic, burning smell, or outlets that feel loose.
- Replace any power strip that shows signs of damage immediately — do not continue using it.
- Check that the surge protection indicator light (if present) is still active. Many surge protectors stop providing protection after absorbing a significant surge, even if they continue to pass power.
Recommended Power Strips for Offices and Warehouses
For office workstations and server areas, the KF 8-Outlet Heavy Duty Power Strip Surge Protector (12FT, 2100J) provides 8 outlets, 2100 joules of surge protection, and a 12-foot cord for flexible placement. For warehouse and industrial environments where mounting is preferred, the KF 8-Outlet Mountable Power Strip in Black (6FT) offers the same surge protection in a mountable form factor that keeps the strip off the floor and out of high-traffic areas. Both are rated at 15A/1875W and include an upgraded switch for easy shutoff when equipment is not in use.
Common Mistakes to Avoid
- Using a power strip as a permanent wiring solution — Power strips are designed for temporary or supplemental use. If you consistently need more outlets in a location, have an electrician add a dedicated circuit.
- Ignoring the joule rating on surge protectors — Higher joule ratings provide more protection. A 200-joule strip offers significantly less protection than a 2000-joule strip for sensitive electronics.
- Assuming all power strips include surge protection — Many basic power strips are just outlet expanders with no surge protection at all. Check the label before purchasing.
- Not replacing surge protectors after a major surge event — After absorbing a large surge, a protector may no longer function as designed even if it still passes power.
Final Takeaway
Power strip safety is straightforward: use surge-protected strips for electronics, don't overload circuits, inspect regularly, and replace damaged equipment immediately. In offices and warehouses alike, these habits protect your equipment, your data, and your team. Browse our power strips and electrical safety collection to find the right solution for your workspace.