For Is Surge Protection Fading?, see our main page here. Understanding the Importance of Surge Protection Electrical surges are sudden and unexpected spikes in voltage. These spikes can damage appliances, reduce system longevity, and pose safety risks. Surge protection systems are designed to stop these events before they cause harm. But lately, professionals are asking: Is surge protection fading? Technology evolves quickly, and so do standards for electrical safety. However, too often, surge protection is considered a “set it and forget it” component. As a result, many systems are left untested or outdated long after installation. This growing concern is reshaping how inspectors view surge pathways. Is Surge Protection Fading? Why This Question Matters As building codes toughen and inspectors become more aware of surge pathways, failure to test and document protective systems can cause liability issues. So when we ask, “Is surge protection fading?” we’re not just talking about device failure. We’re also talking about industry practices, inspector expectations, and risks to property and people. For example, a 2022 electrical fire in Texas was attributed to a failed surge arrestor—one that hadn’t been replaced since the mid-1990s. Sadly, no one had tested its functionality in over 20 years. This type of oversight isn’t rare. And it’s why staying proactive is more important than ever. How Surge Protection Devices Work Surge protection devices (SPDs) divert excess voltage away from sensitive circuits. They prevent spikes from traveling through wiring systems and damaging electronics or appliances. Some common causes of surges include: Lightning strikes Utility grid switching Large appliances cycling on and off Power restoration after outages SPDs contain components like metal oxide varistors (MOVs) that transfer high voltage to a ground path. However, these components degrade over time. Therefore, ongoing inspection and replacement are essential. Signs a Surge Protection System May Be Failing So, is surge protection fading? In many homes and businesses, yes—visibly and invisibly. Here are common red flags: No visible status lights on the surge protector Equipment in the building unexpectedly fails or degrades Surge devices are older than 5–10 years No maintenance records for electrical panels or surge arrestors In addition, organizations often move or add equipment without updating their protection plan. This can leave newer assets exposed to older, inadequate SPDs. Modern Surge Protection Standards and Best Practices Modern electrical codes recommend—or even require—layered surge protection across multiple points. This includes main panels, subpanels, and point-of-use surge strips. The goal is to stop surges at the source and mitigate them at the outlet. According to the National Electrical Code (NEC) Article 230.67, newer homes must include surge protection on service equipment. However, it doesn’t stop there. Inspectors are now paying attention to how surge paths are documented, tested, and maintained. To meet or exceed expectations: Test SPDs annually or after significant electrical events Document installation dates, model numbers, and test results Replace devices that no longer meet manufacturer specs Ensure ground paths are intact and properly bonded Implementing these practices sends a clear message: safety comes first, and systems aren’t assumed—they’re verified. Case Study: Failing to Test Brings Bigger Problems In one commercial facility we audited in Missouri, the client had 15 SPDs installed across three floors. However, none had been tested in over 8 years. After one storm, five HVAC controllers fried due to a surge event. After inspection, we found three of the surge units had degraded past their functional limits. Had annual checks occurred, downtime and $32,000 in equipment losses could have been avoided. More importantly, future inspections now include verification of SPD status to prevent repeat events. Is Surge Protection Fading? A Closer Look at Trends In 2023, the Institute of Electrical and Electronics Engineers (IEEE) reported that surge-related claims have risen 11% year-over-year for both residential and light commercial properties. Insurance companies are starting to request documentation of surge protection installs during claims processing. Moreover, predictive maintenance trends in smart buildings are identifying surge protections as a key area for optimization. Advanced monitoring now allows facilities to receive alerts when protection levels drop, enabling proactive maintenance. So, while traditional surge protection may be fading, smart solutions are stepping in. Testing and Tagging Surge Protection Devices the Right Way Proper surge path testing includes several layers. Firstly, a qualified electrician should visually inspect devices for wear, discoloration, or missing indicators. Secondly, voltage clamping tests can be performed to validate function. Thirdly, all results should be logged and tagged for future reference. Documentation should answer these key questions: When was the device installed? Has it experienced any known surges or outages? What’s the current protection level or clamping voltage? Does it meet current NEC and UL standards? With comprehensive tagging and logbooks, inspectors, facility managers, and tenants can all feel more confident in electrical safety protocols. FAQ: Addressing Common Concerns About Surge Protection Q: Can surge protection wear out over time?A: Yes. Most SPDs have a limited lifespan, especially after multiple surge events. Testing helps track their effectiveness. Q: Is a power strip with surge protection enough?A: Not always. Whole-house or panel-level protection is more reliable for larger systems or sensitive equipment. Q: How often should I replace my surge protector?A: Replace them after a major power event or every 5–10 years, depending on use and manufacturer guidelines. Q: Do inspectors really check surge protection?A: Increasingly, yes. Especially during commercial property inspections or renovations. To Sum Up: Don’t Let Your Surge Protection Fade Away Surge protection is no longer a passive defense. As inspectors sharpen their evaluations and technology continues to evolve, old systems and missing documentation can quickly become liabilities. So when asking, “Is surge protection fading?” consider both the hardware and the habits. Systems need routine attention, just like fire alarms or circuit breakers. By embracing proactive maintenance and smarter surge technologies, businesses and homeowners can stay ahead of risk. This article was created with the assistance of AI tools and reviewed by our team at Streamlined Processes LLC to ensure accuracy and relevance. Follow us on Facebook here.