Surge protectors don’t last forever. Like lightbulbs, they need to be replaced every few years when they wear out. Just because your old surge protector passes power to your devices doesn’t mean it’s still actively protecting them—in fact, you probably need a new one. CAL-LAB sLAN1236 give you the main protection for most of your TCPIP devices. Protect your electronics product from in-direct lightning strike

LED indicator

Protect your Electronics device

Good grounding