Reminder: Old Circuit Breaker Panels Pose Danger According to a blog post from The Hartford Steam Boiler Inspection & Insurance Co., the Stab-Lok panels are associated with several problems.

Everything you need to know about the point of entry for a home's electricity, from an electric panel breakdown to how to hook solar panels into your home's power system.

Testing by the Consumer Product Safety Commission has shown that these panels have an unacceptably high failure rate and that 1 out of 3 breakers are defective.